diff options
| author | slhuan <[email protected]> | 2023-03-08 10:26:30 +0800 |
|---|---|---|
| committer | Man, Jianting (Meco) <[email protected]> | 2023-03-07 22:04:09 -0500 |
| commit | e72273317832e79dec218450b4661103e65dfbac (patch) | |
| tree | d4a094178f972a31aaba39d18f6d2643f2c5042e /documentation | |
| parent | 7c95cc98f92cde63823033240c9409359ca4ff62 (diff) | |
修改doc文件夹下pwm例程中将led的io设置为输出模式后再使用PWM控制LED，经验证使用这样是无法正常输出PWM的
Diffstat (limited to 'documentation')
| -rw-r--r-- | documentation/device/pwm/pwm.md | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/documentation/device/pwm/pwm.md b/documentation/device/pwm/pwm.md index b1b88180ba..e87c1328f9 100644 --- a/documentation/device/pwm/pwm.md +++ b/documentation/device/pwm/pwm.md @@ -218,11 +218,6 @@ static int pwm_led_sample(int argc, char *argv[]) dir = 1; /* Increase or decrease direction of PWM pulse width value */ pulse = 0; /* PWM pulse width value, the unit is nanoseconds*/ - /* Set LED pin mode to output */ - rt_pin_mode(LED_PIN_NUM, PIN_MODE_OUTPUT); - /* Set high LED pin mode */ - rt_pin_write(LED_PIN_NUM, PIN_HIGH); - /* Search the Device */ pwm_dev = (struct rt_device_pwm *)rt_device_find(PWM_DEV_NAME); if (pwm_dev == RT_NULL) |