tbm-mcu/source/shell/led.c
2019-11-08 18:53:09 +01:00

38 lines
613 B
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if 0
#include <libopencm3/stm32/gpio.h>
#endif
#include <console.h>
#include <led.h>
extern struct led leds[];
extern size_t nleds;
int shell_led(struct console *con, size_t argc, const char **argv)
{
size_t led_id = 0;
int state = 0;
if (argc >= 2)
state = (strcmp(argv[1], "on") == 0);
if (argc >= 1)
led_id = strtoul(argv[0], NULL, 0);
if (led_id >= nleds) {
fprintf(con->fp, "error: unknown LED ID %d\n", led_id);
return -1;
}
if (state) {
led_enable(leds + led_id);
} else {
led_disable(leds + led_id);
}
return 0;
}