FreeCalypso > hg > freecalypso-sw

comparison target-utils/c139explore/lcd.c @ 951:eb27543ce18e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
c139explore: elementary operation commands lcdcmd and lcdpix added
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Wed, 04 Nov 2015 03:03:38 +0000
parents cd34e0d534b9
children 9e1be763b626
comparison
equal deleted inserted replaced
950:cd34e0d534b9 951:eb27543ce18e
4 static void 4 static void
5 send_cmd_data(cmdbyte, databyte) 5 send_cmd_data(cmdbyte, databyte)
6 { 6 {
7 send_via_uwire(cmdbyte); 7 send_via_uwire(cmdbyte);
8 send_via_uwire(databyte | 0x100); 8 send_via_uwire(databyte | 0x100);
9 }
10
11 void
12 cmd_lcdcmd(argbulk)
13 char *argbulk;
14 {
15 char *argv[3];
16 u_long cmd, data;
17
18 if (parse_args(argbulk, 2, 2, argv, 0) < 0)
19 return;
20 if (parse_hexarg(argv[0], 2, &cmd) < 0) {
21 printf("ERROR: arg1 must be a valid 8-bit hex value\n");
22 return;
23 }
24 if (parse_hexarg(argv[1], 2, &data) < 0) {
25 printf("ERROR: arg2 must be a valid 8-bit hex value\n");
26 return;
27 }
28 send_cmd_data(cmd, data);
29 }
30
31 static void
32 send_pixel_value(pix)
33 {
34 send_via_uwire((pix >> 8) | 0x100);
35 send_via_uwire((pix & 0xFF) | 0x100);
36 }
37
38 void
39 cmd_lcdpix(argbulk)
40 char *argbulk;
41 {
42 char *argv[2];
43 u_long pixval;
44
45 if (parse_args(argbulk, 1, 1, argv, 0) < 0)
46 return;
47 if (parse_hexarg(argv[0], 4, &pixval) < 0) {
48 printf("ERROR: arg1 must be a valid 16-bit hex value\n");
49 return;
50 }
51 send_pixel_value(pixval);
9 } 52 }
10 53
11 void 54 void
12 cmd_lcdinit() 55 cmd_lcdinit()
13 { 56 {
24 send_cmd_data(0x11, ystart); 67 send_cmd_data(0x11, ystart);
25 send_cmd_data(0x12, xend); 68 send_cmd_data(0x12, xend);
26 send_cmd_data(0x13, yend); 69 send_cmd_data(0x13, yend);
27 send_cmd_data(0x14, xstart); 70 send_cmd_data(0x14, xstart);
28 send_cmd_data(0x15, ystart); 71 send_cmd_data(0x15, ystart);
29 }
30
31 static void
32 send_pixel_value(pix)
33 {
34 send_via_uwire((pix >> 8) | 0x100);
35 send_via_uwire((pix & 0xFF) | 0x100);
36 } 72 }
37 73
38 void 74 void
39 cmd_lcdfill(argbulk) 75 cmd_lcdfill(argbulk)
40 char *argbulk; 76 char *argbulk;