更新了坦克代码占用pwm引脚的问题

src/gpio_pwm.c

@@ -35,15 +35,22 @@ void pin_all_default()//全部至低电平
 
 void pin_value(int pin,int value)
 {
-	if(value==1)
-	{
-		digitalWrite(pin, HIGH);
+	if(pin==2){
+		pinMode(pin, OUTPUT);
+
+	}if(pin==21){
+
+		pinMode(pin, OUTPUT);
 	}
-	else if(value==0)
-	{
+
+	if(value==1){
+		digitalWrite(pin, HIGH);
+		printf("pin:%d,%d\n",pin,HIGH);
+	}else if(value==0){
 		digitalWrite(pin, LOW);
+		printf("pin:%d,%d\n",pin,LOW);
 	}
-	printf("pin:%d,%d\n",pin,value);
+	
 }
 
 void pwm_speed() {

src/mqtt.c

@@ -118,8 +118,6 @@ void message_3(cJSON *body,cJSON *pwm_ctrl)//message_type为3，控制pwm
 
 void message_4(cJSON *body, cJSON *pin_setctrl)//message 为4时候
 {
-
-
     cJSON *pin = cJSON_GetObjectItem(pin_setctrl, "pin");
     cJSON *val = cJSON_GetObjectItem(pin_setctrl, "val");  //val为pwm的值 0~100(unsigned char)(unsigned char)
     pinTemp=pin->valueint;