FreeCalypso > hg > leo2moko-debug
annotate chipsetsw/drivers/drv_app/kpd/board/kpd_scan_functions.c @ 0:509db1a7b7b8
initial import: leo2moko-r1
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Mon, 01 Jun 2015 03:24:05 +0000 |
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rev | line source |
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0
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1 /** |
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2 * @file kpd_scan_functions.c |
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3 * |
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4 * Implementation of hardware keypad interface functions. |
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5 * These functions implement the keypad interface with the windows. |
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6 * |
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7 * @author Laurent Sollier (l-sollier@ti.com) |
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8 * @version 0.1 |
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9 */ |
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10 |
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11 /* |
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12 * History: |
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13 * |
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14 * Date Author Modification |
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15 * ------------------------------------ |
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16 * 10/10/2001 L Sollier Create |
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17 * |
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18 * |
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19 * (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved |
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20 */ |
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21 #include "board.cfg" |
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22 |
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23 #include "nucleus.h" /* used for HISR */ |
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24 |
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25 #include "kpd/kpd_scan_functions.h" |
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26 #include "kpd/kpd_cfg.h" |
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27 #include "kpd/kpd_physical_key_def.h" |
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28 #include "kpd/kpd_messages_i.h" |
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29 #include "kpd/kpd_env.h" |
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30 |
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31 #include "rvf/rvf_api.h" |
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32 #include "rvm/rvm_use_id_list.h" |
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33 #include "rvf/rvf_env.h" |
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34 |
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35 #if (CHIPSET == 12) |
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36 #include "inth/sys_inth.h" |
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37 #else |
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38 #include "armio/armio.h" |
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39 #include "inth/iq.h" |
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40 #endif |
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41 |
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42 #include "memif/mem.h" |
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43 |
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44 |
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45 #if (CHIPSET == 12) |
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46 #define KBR_CTRL_REG (MEM_KEYBOARD + 0x00) /* KBR control reg */ |
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47 #define KBR_DEBOUNCING_TIME (MEM_KEYBOARD + 0x02) /* KBR debouncing time reg */ |
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48 #define KBR_STATE_MACHINE_STATUS (MEM_KEYBOARD + 0x0E) /* KBR state machine status reg */ |
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49 #define KBR_IN (MEM_KEYBOARD + 0x10) /* KBR inputs (rows) */ |
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50 #define KBR_OUT (MEM_KEYBOARD + 0x12) /* KBR outputs (columns) */ |
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51 #endif |
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52 |
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53 |
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54 #if (CHIPSET == 12) |
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55 #define KP_ROW_IN KBR_IN |
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56 #define KP_COL_OUT KBR_OUT |
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57 #else |
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58 #define KP_ROW_IN ARMIO_KBR_IN |
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59 #define KP_COL_OUT ARMIO_KBR_OUT |
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60 #endif |
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61 |
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62 |
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63 #if (BOARD == 7) |
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64 #define KP_ROWS 5 |
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65 #define KP_COLS 4 |
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66 |
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67 const T_KPD_PHYSICAL_KEY_ID keypad_layout[KP_ROWS][KP_COLS]= |
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68 { |
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69 /* Layout of B-Sample */ |
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70 {KPD_PKEY_SOFT_LEFT, KPD_PKEY_UP, KPD_PKEY_DOWN, KPD_PKEY_SOFT_RIGHT}, |
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71 {KPD_PKEY_1, KPD_PKEY_2, KPD_PKEY_3, KPD_PKEY_GREEN}, |
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72 {KPD_PKEY_4, KPD_PKEY_5, KPD_PKEY_6, KPD_PKEY_NULL}, |
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73 {KPD_PKEY_7, KPD_PKEY_8, KPD_PKEY_9, KPD_PKEY_NULL}, |
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74 {KPD_PKEY_STAR, KPD_PKEY_0, KPD_PKEY_DIESE,KPD_PKEY_NULL}, |
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75 }; |
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76 #elif ((BOARD == 8) || (BOARD == 9)) |
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77 #define KP_ROWS 5 |
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78 #define KP_COLS 4 |
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79 const T_KPD_PHYSICAL_KEY_ID keypad_layout[KP_ROWS][KP_COLS]= |
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80 { |
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81 /* Layout of C-Sample */ |
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82 {KPD_PKEY_UP, KPD_PKEY_GREEN,KPD_PKEY_SOFT_RIGHT,KPD_PKEY_DOWN}, |
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83 {KPD_PKEY_1, KPD_PKEY_2, KPD_PKEY_3, KPD_PKEY_SOFT_LEFT}, |
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84 {KPD_PKEY_4, KPD_PKEY_5, KPD_PKEY_6, KPD_PKEY_NULL}, |
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85 {KPD_PKEY_7, KPD_PKEY_8, KPD_PKEY_9, KPD_PKEY_NULL}, |
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86 {KPD_PKEY_STAR, KPD_PKEY_0, KPD_PKEY_DIESE, KPD_PKEY_NULL}, |
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87 }; |
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88 #elif ((BOARD == 40) || (BOARD == 41) || (BOARD == 42) || (BOARD == 43)) |
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89 #define KP_ROWS 5 |
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90 #define KP_COLS 5 |
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91 const T_KPD_PHYSICAL_KEY_ID keypad_layout[KP_ROWS][KP_COLS]= |
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92 { |
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93 /* Layout of D-Sample and E-Sample */ |
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94 {KPD_PKEY_GREEN, KPD_PKEY_VOL_DOWN, KPD_PKEY_VOL_UP,KPD_PKEY_SOFT_LEFT, KPD_PKEY_LEFT}, |
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95 {KPD_PKEY_1, KPD_PKEY_2, KPD_PKEY_3, KPD_PKEY_REC, KPD_PKEY_RIGHT}, |
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96 {KPD_PKEY_4, KPD_PKEY_5, KPD_PKEY_6, KPD_PKEY_SOFT_RIGHT, KPD_PKEY_UP}, |
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97 {KPD_PKEY_7, KPD_PKEY_8, KPD_PKEY_9, KPD_PKEY_NULL, KPD_PKEY_DOWN}, |
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98 {KPD_PKEY_STAR, KPD_PKEY_0, KPD_PKEY_DIESE, KPD_PKEY_NULL, KPD_PKEY_NAV_CENTER}, |
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99 }; |
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100 #endif |
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101 |
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102 #define KP_ACTIVATE(i) (~(1<<i)) |
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103 #define KP_IS_ACTIVE(rows,i) ((rows & (1<<i)) == 0) |
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104 #define KP_ALL_OFF 0x1F |
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105 #define KP_ALL_ON 0 |
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106 |
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107 extern T_KPD_ENV_CTRL_BLK* kpd_env_ctrl_blk; |
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108 |
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109 typedef struct { NU_HISR hisr; |
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110 char hisr_stack[512]; |
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111 } T_HISR_INFOS; |
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112 |
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113 static T_HISR_INFOS hisr_infos = {0}; |
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114 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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115 |
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116 /** |
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117 * @name Functions implementation |
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118 * |
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Space Falcon <falcon@ivan.Harhan.ORG>
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119 */ |
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120 /*@{*/ |
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121 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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122 |
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123 #if (CHIPSET == 12) |
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124 |
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125 /** kpd_init_ctrl_reg : Initialize the Control register |
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126 */ |
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127 void kpd_init_ctrl_reg(const UINT8 software_nreset, |
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128 const T_KPD_Nsoftware_mode nsoftware_mode, |
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129 const T_KPD_PTV ptv, |
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130 const T_KPD_EnableDetection long_key_process_en, |
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131 const T_KPD_EnableDetection time_out_empty_en, |
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132 const T_KPD_EnableDetection time_out_long_key_en, |
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133 const T_KPD_EnableDetection repeat_mode_en) |
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134 { |
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135 volatile UINT16 status_reg; |
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136 status_reg = *(volatile UINT16*) KBR_STATE_MACHINE_STATUS; |
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137 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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138 if ( (status_reg != KPD_TEST_TIMER_DEBOUNCING) && (status_reg != KPD_TEST_TIMER_LONG_KEY) && |
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139 (status_reg != KPD_TEST_TIMER_TIME_OUT) && (status_reg != KPD_TEST_TIMER_REPEAT_KEY) ) |
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Space Falcon <falcon@ivan.Harhan.ORG>
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140 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
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141 |
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142 /* The PTV can be programmed since the timer is not running */ |
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143 |
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144 *(volatile UINT16*) KBR_CTRL_REG = (software_nreset | |
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145 nsoftware_mode << 1 | |
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146 ptv << 2 | |
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Space Falcon <falcon@ivan.Harhan.ORG>
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147 long_key_process_en << 5 | |
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148 time_out_empty_en << 6 | |
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149 time_out_long_key_en << 7 | |
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150 repeat_mode_en << 8); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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151 } |
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Space Falcon <falcon@ivan.Harhan.ORG>
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152 else |
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Space Falcon <falcon@ivan.Harhan.ORG>
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153 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
154 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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155 /* The PTV must not be programmed when the timer is running */ |
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|
156 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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157 SetGroupBits16(*(volatile unsigned short *)(KBR_CTRL_REG), 0, 1, software_nreset); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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158 SetGroupBits16(*(volatile unsigned short *)(KBR_CTRL_REG), 1, 1, nsoftware_mode); |
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159 SetGroupBits16(*(volatile unsigned short *)(KBR_CTRL_REG), 5, 1, long_key_process_en); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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160 SetGroupBits16(*(volatile unsigned short *)(KBR_CTRL_REG), 6, 1, time_out_empty_en); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
161 SetGroupBits16(*(volatile unsigned short *)(KBR_CTRL_REG), 7, 1, time_out_long_key_en); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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162 SetGroupBits16(*(volatile unsigned short *)(KBR_CTRL_REG), 8, 1, repeat_mode_en); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
163 } |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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|
164 } |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
165 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
166 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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167 /** kpd_software_reset : reset software |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
168 */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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169 void kpd_software_reset(void) |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
170 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
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171 volatile UINT16 mem_reg; |
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|
172 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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173 mem_reg = (*(volatile UINT16*) KBR_CTRL_REG) & 0xFFFE; |
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174 *(volatile UINT16*) KBR_CTRL_REG = mem_reg; |
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|
175 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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|
176 } |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
177 |
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|
178 |
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179 /** kpd_set_debouncing_time : Set the desired value of debouncing time |
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|
180 */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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181 void kpd_set_debouncing_time(const UINT8 debouncing_time) |
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|
182 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
183 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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184 *(volatile UINT16*) KBR_DEBOUNCING_TIME = debouncing_time; |
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|
185 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
186 } |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
187 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
188 #endif /* #if (CHIPSET == 12) */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
189 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
190 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
191 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
192 |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
193 /** |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
194 * function: hisr_entry |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
195 */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
196 static void hisr_entry(void) |
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|
197 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
198 T_RVF_MB_STATUS mb_status; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
199 T_KPD_KEY_PRESSED_MSG* msg_key_pressed; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
200 T_KPD_PHYSICAL_KEY_ID key; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
201 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
202 /* Reserve memory for message */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
203 mb_status = rvf_get_buf (kpd_env_ctrl_blk->prim_id, sizeof(T_KPD_KEY_PRESSED_MSG), (void **) &msg_key_pressed); |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
204 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
205 if (mb_status != RVF_RED) /* Memory allocation success */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
206 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
207 /* Fill the message */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
208 msg_key_pressed->hdr.msg_id = KPD_KEY_PRESSED_MSG; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
209 /* Virtual key id is not yet known */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
210 msg_key_pressed->value = KPD_PKEY_NULL; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
211 if (mb_status == RVF_GREEN) |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
212 msg_key_pressed->key_to_process = TRUE; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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|
213 else |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
214 msg_key_pressed->key_to_process = FALSE; |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
215 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
216 /* Send message to the keypad task */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
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diff
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|
217 rvf_send_msg(kpd_env_ctrl_blk->addr_id, msg_key_pressed); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
218 } |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
219 else |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
220 { |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
221 KPD_SEND_TRACE("KPD: Not enough memory to send new key pressed", RV_TRACE_LEVEL_ERROR); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
222 kpd_acknowledge_key_pressed(); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
223 } |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
224 } |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
225 |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
226 |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
227 /** |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
228 * function: kpd_initialize_keypad_hardware |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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|
229 */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
230 void kpd_initialize_keypad_hardware(void) |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
231 { |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
232 /* HISR creation */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
233 NU_Create_HISR(&hisr_infos.hisr, |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
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|
234 "KPD_HISR", |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
235 hisr_entry, |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
236 2, |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
237 hisr_infos.hisr_stack, |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
238 sizeof(hisr_infos.hisr_stack)); |
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initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
239 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
240 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
241 #if (CHIPSET == 12) |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
242 /* Init control register ; hardware decoding */ |
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initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
243 kpd_init_ctrl_reg(1, HARDWARE_DECODING, KPD_CLK_DIV32, |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
244 KPD_DETECTION_DISABLED, KPD_DETECTION_DISABLED, |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
245 KPD_DETECTION_DISABLED, KPD_DETECTION_DISABLED); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
246 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
247 /* Debouncing time = 64ms */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
248 kpd_set_debouncing_time(0x3F); |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
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|
249 |
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initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
250 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
251 |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
252 /* Activate all outputs */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
253 *(volatile UINT16*) KP_COL_OUT = KP_ALL_ON; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
254 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
255 /* Unmask keypad interrupt */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
256 #if ((BOARD == 8) || (BOARD == 9) || (BOARD == 40) || (BOARD == 41)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
257 AI_UnmaskIT (ARMIO_MASKIT_KBD); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
258 #elif (CHIPSET == 12) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
259 F_INTH_ENABLE_ONE_IT(C_INTH_KEYBOARD_IT); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
260 #else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
261 IQ_Unmask (IQ_ARMIO); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
262 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
263 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
264 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
265 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
266 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
267 /** |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
268 * function: kpd_key_handler |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
269 */ |
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
270 void kpd_key_handler(void) |
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initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
271 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
272 /* If keypad is not started, return immediately */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
273 if ( (kpd_env_ctrl_blk == 0) || (kpd_env_ctrl_blk->swe_is_initialized == FALSE) ) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
274 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
275 kpd_acknowledge_key_pressed(); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
276 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
277 else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
278 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
279 /* Mask keypad interrupt until key is released */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
280 #if ((BOARD == 8) || (BOARD == 9) || (BOARD == 40) || (BOARD == 41)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
281 AI_MaskIT (ARMIO_MASKIT_KBD); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
282 #elif (CHIPSET == 12) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
283 F_INTH_DISABLE_ONE_IT(C_INTH_KEYBOARD_IT); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
284 #else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
285 IQ_Mask(IQ_ARMIO); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
286 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
287 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
288 /* Activate HISR to process the key event */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
289 NU_Activate_HISR(&hisr_infos.hisr); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
290 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
291 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
292 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
293 /** |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
294 * function: kpd_acknowledge_key_pressed |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
295 */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
296 void kpd_acknowledge_key_pressed(void) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
297 { |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
298 /* Unmask keypad interrupt */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
299 #if ((BOARD == 8) || (BOARD == 9) || (BOARD == 40) || (BOARD == 41)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
300 AI_UnmaskIT (ARMIO_MASKIT_KBD); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
301 #elif (CHIPSET == 12) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
302 F_INTH_ENABLE_ONE_IT(C_INTH_KEYBOARD_IT); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
303 #else |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
304 IQ_Unmask (IQ_ARMIO); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
305 #endif |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
306 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
307 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
308 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
309 /* |
509db1a7b7b8
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Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
310 * delay |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
311 * |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
312 * Wait a while to let bus settle |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
313 * Magic value found by trial and error |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
314 * |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
315 */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
316 static void delay(void) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
317 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
318 volatile int i; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
319 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
320 for (i=0;i<10;i++) ; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
321 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
322 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
323 /** |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
324 * function: kpd_scan_keypad |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
325 */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
326 T_KPD_PHYSICAL_KEY_ID kpd_scan_keypad(void) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
327 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
328 int row, col; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
329 volatile UINT16 rows; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
330 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
331 /* Activate all columns to find if any row is active */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
332 *(volatile UINT16*) KP_COL_OUT = KP_ALL_ON; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
333 delay(); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
334 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
335 rows = (*(volatile UINT16*) KP_ROW_IN) & 0x1F; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
336 if (rows == KP_ALL_OFF) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
337 return KPD_PKEY_NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
338 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
339 /* Deactivate all columns */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
340 *(volatile UINT16*) KP_COL_OUT = KP_ALL_OFF; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
341 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
342 /* Activate 1 column at a time */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
343 for (col = 0; col < KP_COLS; col++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
344 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
345 *(volatile UINT16*) KP_COL_OUT = (KP_ACTIVATE(col)); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
346 delay(); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
347 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
348 /* Find which row is active */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
349 rows = (*(volatile UINT16*) KP_ROW_IN) & 0x1F; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
350 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
351 if (rows != KP_ALL_OFF) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
352 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
353 for (row = 0; row < KP_ROWS; row++) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
354 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
355 /* first active row */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
356 if ( KP_IS_ACTIVE(rows,row)) |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
357 { |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
358 /* Reactivate all columns */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
359 *(volatile UINT16*) KP_COL_OUT = KP_ALL_ON; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
360 /* DO NOT remove this comment. It allows to simply define the link physical layout |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
361 and physical key Id (for a new keypad) */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
362 //KPD_SEND_TRACE_PARAM("KPD: Keypad layout check ", keypad_layout[row][col], RV_TRACE_LEVEL_DEBUG_HIGH); |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
363 return keypad_layout[row][col]; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
364 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
365 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
366 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
367 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
368 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
369 /* No row was active - Reactivate all columns and return */ |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
370 *(volatile UINT16*) KP_COL_OUT = KP_ALL_ON; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
371 return KPD_PKEY_NULL; |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
372 } |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
373 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
374 |
509db1a7b7b8
initial import: leo2moko-r1
Space Falcon <falcon@ivan.Harhan.ORG>
parents:
diff
changeset
|
375 /*@}*/ |