FreeCalypso > hg > freecalypso-hwlab
changeset 23:2127e6fdeab2
lcdtest: simplify USB device selection by serial string
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Sat, 14 Apr 2018 06:32:41 +0000 |
| parents | e9df47110181 |
| children | 94521a02c33d |
| files | lcdtest/main.c |
| diffstat | 1 files changed, 3 insertions(+), 3 deletions(-) [+] |
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--- a/lcdtest/main.c Sat Apr 14 06:15:24 2018 +0000 +++ b/lcdtest/main.c Sat Apr 14 06:32:41 2018 +0000 @@ -4,7 +4,7 @@ #include <unistd.h> #include <ftdi.h> -char *device_selector = "i:0x0403:0x7157"; +char *device_serial; struct ftdi_context ftdi; process_cmdline(argc, argv) @@ -16,7 +16,7 @@ while ((c = getopt(argc, argv, "d:")) != EOF) { switch (c) { case 'd': - device_selector = optarg; + device_serial = optarg; continue; default: /* error msg already printed */ @@ -45,7 +45,7 @@ process_cmdline(argc, argv); ftdi_init(&ftdi); - if (ftdi_usb_open_string(&ftdi, device_selector) < 0) { + if (ftdi_usb_open_desc(&ftdi, 0x0403, 0x7157, 0, device_serial) < 0) { fprintf(stderr, "FTDI USB open failed: %s\n", ftdi.error_str); exit(1); }