Commit | Line | Data |
---|---|---|
bf956a00 TJ |
1 | /* simple.c |
2 | ||
3 | Simple libftdi usage example | |
4 | ||
5 | This program is distributed under the GPL, version 2 | |
6 | */ | |
7 | ||
ad397a4b | 8 | #include <stdio.h> |
579b006f | 9 | #include <stdlib.h> |
ad397a4b TJ |
10 | #include <ftdi.h> |
11 | ||
6ac169ea | 12 | int main(void) |
ad397a4b TJ |
13 | { |
14 | int ret; | |
15 | struct ftdi_context ftdic; | |
6ac169ea TJ |
16 | if (ftdi_init(&ftdic) < 0) |
17 | { | |
18 | fprintf(stderr, "ftdi_init failed\n"); | |
19 | return EXIT_FAILURE; | |
20 | } | |
ad397a4b | 21 | |
22d12cda TJ |
22 | if ((ret = ftdi_usb_open(&ftdic, 0x0403, 0x6001)) < 0) |
23 | { | |
ad397a4b | 24 | fprintf(stderr, "unable to open ftdi device: %d (%s)\n", ret, ftdi_get_error_string(&ftdic)); |
4cc3fa8a | 25 | ftdi_deinit(&ftdic); |
ad397a4b TJ |
26 | return EXIT_FAILURE; |
27 | } | |
28 | ||
cb6250fa | 29 | // Read out FTDIChip-ID of R type chips |
22d12cda TJ |
30 | if (ftdic.type == TYPE_R) |
31 | { | |
cb6250fa TJ |
32 | unsigned int chipid; |
33 | printf("ftdi_read_chipid: %d\n", ftdi_read_chipid(&ftdic, &chipid)); | |
34 | printf("FTDI chipid: %X\n", chipid); | |
35 | } | |
36 | ||
6ac169ea TJ |
37 | if ((ret = ftdi_usb_close(&ftdic)) < 0) |
38 | { | |
39 | fprintf(stderr, "unable to close ftdi device: %d (%s)\n", ret, ftdi_get_error_string(&ftdic)); | |
4cc3fa8a | 40 | ftdi_deinit(&ftdic); |
6ac169ea TJ |
41 | return EXIT_FAILURE; |
42 | } | |
43 | ||
ad397a4b TJ |
44 | ftdi_deinit(&ftdic); |
45 | ||
46 | return EXIT_SUCCESS; | |
47 | } |