Commit | Line | Data |
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ad397a4b TJ |
1 | /* This program is distributed under the GPL, version 2 */ |
2 | ||
3 | #include <stdio.h> | |
4 | #include <unistd.h> | |
5 | #include <ftdi.h> | |
6 | ||
7 | int main(int argc, char **argv) | |
8 | { | |
9 | struct ftdi_context ftdic; | |
10 | int f,i; | |
898c34dd | 11 | char buf[1]; |
ad397a4b TJ |
12 | |
13 | ftdi_init(&ftdic); | |
14 | ||
15 | f = ftdi_usb_open(&ftdic, 0x0403, 0x6001); | |
16 | ||
22d12cda TJ |
17 | if (f < 0 && f != -5) |
18 | { | |
ad397a4b TJ |
19 | fprintf(stderr, "unable to open ftdi device: %d (%s)\n", f, ftdi_get_error_string(&ftdic)); |
20 | exit(-1); | |
21 | } | |
22 | ||
23 | printf("ftdi open succeeded: %d\n",f); | |
24 | ||
25 | printf("enabling bitbang mode\n"); | |
26 | ftdi_enable_bitbang(&ftdic, 0xFF); | |
27 | ||
ad397a4b TJ |
28 | sleep(3); |
29 | ||
30 | buf[0] = 0x0; | |
31 | printf("turning everything on\n"); | |
32 | f = ftdi_write_data(&ftdic, buf, 1); | |
22d12cda TJ |
33 | if (f < 0) |
34 | { | |
ad397a4b TJ |
35 | fprintf(stderr,"write failed for 0x%x, error %d (%s)\n",buf[0],f, ftdi_get_error_string(&ftdic)); |
36 | } | |
37 | ||
38 | sleep(3); | |
39 | ||
40 | buf[0] = 0xFF; | |
41 | printf("turning everything off\n"); | |
42 | f = ftdi_write_data(&ftdic, buf, 1); | |
22d12cda TJ |
43 | if (f < 0) |
44 | { | |
ad397a4b TJ |
45 | fprintf(stderr,"write failed for 0x%x, error %d (%s)\n",buf[0],f, ftdi_get_error_string(&ftdic)); |
46 | } | |
47 | ||
48 | sleep(3); | |
49 | ||
22d12cda TJ |
50 | for (i = 0; i < 32; i++) |
51 | { | |
ad397a4b | 52 | buf[0] = 0 | (0xFF ^ 1 << (i % 8)); |
22d12cda TJ |
53 | if ( i > 0 && (i % 8) == 0) |
54 | { | |
ad397a4b TJ |
55 | printf("\n"); |
56 | } | |
57 | printf("%02hhx ",buf[0]); | |
58 | fflush(stdout); | |
59 | f = ftdi_write_data(&ftdic, buf, 1); | |
22d12cda TJ |
60 | if (f < 0) |
61 | { | |
ad397a4b TJ |
62 | fprintf(stderr,"write failed for 0x%x, error %d (%s)\n",buf[0],f, ftdi_get_error_string(&ftdic)); |
63 | } | |
64 | sleep(1); | |
65 | } | |
66 | ||
67 | printf("\n"); | |
68 | ||
69 | printf("disabling bitbang mode\n"); | |
70 | ftdi_disable_bitbang(&ftdic); | |
71 | ||
72 | ftdi_usb_close(&ftdic); | |
73 | ftdi_deinit(&ftdic); | |
74 | } |