static void led_thread_entry(void *parameter) { rt_device_t led_dev; rt_device_t vbus_dev; rt_err_t err; rt_led_hw_init(); led_dev = rt_device_find("led"); if (led_dev == RT_NULL) { rt_kprintf("can not find the led device\n"); return; } vbus_dev = rt_device_find("vecho"); if (vbus_dev == RT_NULL) { rt_kprintf("can not find the vbus device\n"); return; } err = rt_device_open(vbus_dev, RT_DEVICE_OFLAG_RDWR); if (err != RT_EOK) { rt_kprintf("open vbus failed: %d\n", err); return; } while (1) { rt_uint8_t led_value; int len; len = rt_device_read(vbus_dev, 0, &led_value, sizeof(led_value)); if (len <= 0) { rt_kprintf("vbus read err: %d, %d\n", len, rt_get_errno()); } led_dev->write(led_dev, 1, &led_value, sizeof(led_value)); } }
int demo_init(void) { rt_thread_t thread1 = RT_NULL; rt_thread_t thread2 = RT_NULL; rt_led_hw_init(); thread1 = rt_thread_create("t1",thread1_entry, RT_NULL,512,10,5); if (thread1 != RT_NULL) rt_thread_startup(thread1); thread2 = rt_thread_create("t2",thread2_entry, RT_NULL,512,10,5); if (thread2 != RT_NULL) rt_thread_startup(thread2); return 0; }
void rt_init_thread_entry(void *parameter) { #ifdef RT_USING_COMPONENTS_INIT /* initialization RT-Thread Components */ rt_components_init(); #endif //finsh_system_init(); finsh_set_device(RT_CONSOLE_DEVICE_NAME); /**< init led device */ { extern void rt_led_hw_init(void); rt_led_hw_init(); } { extern int demo_init(void); demo_init(); } }