diff options
Diffstat (limited to 'src/c_halfcab.c')
| -rw-r--r-- | src/c_halfcab.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/src/c_halfcab.c b/src/c_halfcab.c index cab333c..d67b779 100644 --- a/src/c_halfcab.c +++ b/src/c_halfcab.c @@ -66,6 +66,7 @@ param_esp_com { struct termios tty; + bzero(&tty, sizeof(tty)); if (tcgetattr(fd, &tty) != 0) { dprintf( STDERR_FILENO, @@ -85,7 +86,7 @@ param_esp_com tty.c_cc[VMIN] = 1; /* read doesn't block */ tty.c_cc[VTIME] = 5; /* 0.5 seconds read timeout */ tty.c_iflag &= ~(IXON | IXOFF | IXANY); /* shut off xon/xoff ctrl */ - tty.c_cflag |= (CLOCAL | CREAD);/* ignore modem controls, enable reading */ + tty.c_cflag |= (CLOCAL | CREAD); /* ignore modem controls, enable reading */ tty.c_cflag &= ~(PARENB | PARODD); /* no parity */ tty.c_cflag &= ~CSTOPB; /* 1 stop bit */ tty.c_cflag &= ~CRTSCTS; /* no hardware flow control */ @@ -128,10 +129,9 @@ main { const char* prog_name = argv[0]; int fd; - const unsigned char com = 0xff; + unsigned char com[4]; + unsigned char i; /* const unsigned char data[2] = { 0xfe, 0x00 }; */ - /* unsigned char rgb[3]; - unsigned char i; */ fd = open_esp(prog_name); if (fd < 0) { @@ -142,13 +142,16 @@ main return (EXIT_FAILURE); } if (argc < 4) { + com[0] = 0xfe; write(fd, &com, 1 * sizeof(unsigned char)); } else { - /* i = 1; + com[0] = 0xff; + i = 1; while (i < 4) { - rgb[i] = atoi(argv[i]); + com[i] = atoi(argv[i]); i++; - } */ + } + write(fd, &com, 4 * sizeof(unsigned char)); } close(fd); return (EXIT_SUCCESS); |