From b0b8a584cfbd32045a205ee30b9c13992fc526fc Mon Sep 17 00:00:00 2001 From: Andi Shyti Date: Wed, 14 Dec 2016 21:09:19 +0900 Subject: initial commit: added is.c Signed-off-by: Andi Shyti --- is.c | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 is.c diff --git a/is.c b/is.c new file mode 100644 index 0000000..447f9a0 --- /dev/null +++ b/is.c @@ -0,0 +1,76 @@ +#include +#include +#include +#include +#include + +#define LIRC_SET_SEND_CARRIER 1074030867 +#define LIRC_SET_SEND_DUTY_CYCLE 1074030869 + +#define DSIZE 67 + +/* +unsigned int b[DSIZE] = { 0xab, 0xab, 16, 40, 16, 40, 16, 40, + 16, 15, 16, 15, 16, 14, 16, 15, + 16, 15, 16, 40, 16, 40, 16, 40, + 16, 15, 16, 15, 16, 15, 16, 15, + 16, 15, 16, 40, 16, 40, 16, 40, + 16, 15, 15, 15, 16, 15, 16, 15, + 16, 15, 16, 15, 16, 15, 16, 15, + 16, 40, 16, 40, 16, 40, 16, 40, + 16, 40, 16 +}; +*/ + +unsigned int b[DSIZE] = { 171, 171, 22, 64, 22, 64, 22, 64, + 22, 21, 22, 21, 22, 20, 22, 21, + 22, 21, 22, 64, 22, 64, 22, 64, + 22, 21, 22, 21, 22, 21, 22, 21, + 22, 21, 22, 64, 22, 64, 22, 64, + 22, 21, 21, 21, 22, 21, 22, 21, + 22, 21, 22, 21, 22, 21, 22, 21, + 22, 64, 22, 64, 22, 64, 22, 64, + 22, 64, 22 +}; + +int main(void) +{ + int fd, ret; + ssize_t n; + uint32_t val; + + fd = open("/dev/lirc0", O_RDWR); + if (fd < 0) { + fprintf(stderr, "unable to open the device\n"); + return -1; + } + + /***** send test *****/ + val = 608000; + ret = ioctl(fd, LIRC_SET_SEND_CARRIER, &val); + if (ret < 0) { + fprintf(stderr, "LIRC_SET_SEND_CARRIER failed\n"); + return -1; + } + + val = 60; + ret = ioctl(fd, LIRC_SET_SEND_DUTY_CYCLE, &val); + if (ret < 0) { + fprintf(stderr, "LIRC_SET_SEND_CARRIER failed\n"); + return -1; + } + + n = write(fd, b, DSIZE * sizeof(unsigned int)); + if (n < 0) { + fprintf(stderr, "unable to write to the device\n"); + ret = -1; + } else if (n != DSIZE) { + fprintf(stderr, "failed to write everything, wrote %ld instead\n", n); + ret = -1; + } else { + fprintf(stdout, "wrote all the %ld data\n", n); + } + + close(fd); + return ret; +} -- cgit v1.2.3