FreeCalypso > hg > freecalypso-schem2

annotate venus/src/primitives @ 62:a1b55af7f04d

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clamping diode pair for the buzzer driving circuit
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 01 Dec 2021 19:26:29 +0000
parents c661a87159c2
children 541b55e6bf47
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1 /*
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2 * This file defines the primitives to be instantiated from the structural
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3 * Verilog source for the board: IC package types, basic components and
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4 * subpackages to be mapped later in the MCL binding step.
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5 */
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6
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7 resistor numpins 2;
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8 capacitor numpins 2;
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9 inductor numpins 2;
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10 rlc_generic numpins 2; /* "any" RLC for matching network topologies */
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11
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12 resistor_slot mapped_pins (side1, side2);
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13 transistor_slot mapped_pins (E, B, C);
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14 mosfet mapped_pins (G, S, D);
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15
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16 /* TI packages */
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17 pkg_179GHH grid "pkg_179GHH.bgadef";
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18 pkg_100GGM grid "pkg_100GGM.bgadef";
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19 pkg_Rita_RF numpins 49;
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20 pkg_TPA6203A1 mapped_pins (BYPASS, GND, In_neg, In_pos, SHUTDOWN, VDD,
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21 Out_pos, Out_neg);
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22
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23 /* non-TI RF components */
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24 pkg_RF3166 numpins 31;
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25 pkg_M034F numpins 19;
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26
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27 /* Flash+RAM MCP (two possibilities) */
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28 pkg_TLA064 grid "pkg_TLA064.bgadef";
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29 pkg_TLC056 grid "pkg_TLC056.bgadef";
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30
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31 /* misc IC packages */
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32 pkg_LQFP48 numpins 48;
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33 pkg_IC_5pin numpins 5;
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34 pkg_IC_8pin numpins 8;
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04abc82f8280 MCL and primitives: LCD and MAX1916 from lunalcd2
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35 pkg_SOT23_6 numpins 6;
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36 pkg_XSON6 numpins 6;
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37
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38 /* logic IC subpackages */
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39 buffer_slot_basic mapped_pins (A, Y);
40
9309cebe07b8 use buffer_slot_od primitive for slots of 74LVC2G07
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40 buffer_slot_od mapped_pins (A, Y);
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41 buffer_slot_3state mapped_pins (A, nOE, Y);
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42 logic_ic_common mapped_pins (Vcc, GND);
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43 x541_common mapped_pins (Vcc, GND, nOE1, nOE2);
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44
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45 /* crystal oscillator components */
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46 xtal_2pin_pkg numpins 2;
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47 xtal_4pin_pkg numpins 4;
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48 varactor_diode mapped_pins (A, C);
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49
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50 /*
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51 * The reference design we are copying calls for a couple of RF chip
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52 * attenuators. They are symmetrical in that pins 1 and 2 are equally
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53 * suitable as either the input or the output, but the package shape is
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54 * asymmetrical, thus it is a PCB layout decision which pin will be the
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55 * input and which will be the output.
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56 *
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57 * We shall use a mapped_pins primitive and two different pinout mappings
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58 * at the MCL binding stage, to be selected at layout time.
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59 */
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60
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61 chip_attenuator mapped_pins (In, Out, GND1, GND2);
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62
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63 /* connectors */
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64 header_2pin numpins 2;
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65 conn_3pin numpins 3;
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66 header_5pin numpins 5;
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67 header_14pin numpins 14;
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68 pkg_SMA_F numpins 5;
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69 pkg_TRRS_jack numpins 6;
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70 conn_miniUSB_plus4 numpins 9;
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71
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72 /* misc peripherals */
44
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73 lcd_module_fp numpins 36;
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74 pkg_SIM_socket numpins 8;
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75 pkg_buzzer numpins 4;
31
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76 basic_LED mapped_pins (A, C);
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77 misc_diode mapped_pins (A, C);
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a1b55af7f04d clamping diode pair for the buzzer driving circuit
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78 clamp_diode_pair mapped_pins (Signal, Pos_rail, Neg_rail);
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79 switch_2pin numpins 2;
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80 switch_4pin numpins 4;
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81
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82 /*
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83 * Resistor footprint with two extra "virtual pins" for sensing - see
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84 * ../doc/Charging-circuit for explanation.
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85 */
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86
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87 resistor_with_sense mapped_pins (side1_current, side1_sense,
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88 side2_current, side2_sense);
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89
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90 /*
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91 * The following primitives are entirely non-physical EDA artifacts
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92 * for star routing.
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93 */
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94 starpoint_2way numpins 2;
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95 starpoint_3way numpins 3;