更新 'pwm.js'

test.js → pwm.js

@@ -1,37 +1,37 @@
-const i2cBus = require("i2c-bus")
-const { Pca9685Driver } = require("pca9685")
-
-class ContrlService {
-    constructor() {
-        // PWM 和 舵机配置
-        this.pwmOption = {
-            i2c: i2cBus.openSync(1), // 树莓派1：scl1
-            address: 0x40, //板子地址
-            frequency: 50, //频率
-            debug: false
-        }
-        // init PWM
-        this.PWM = new Pca9685Driver(this.pwmOption, er => {
-            if (er) {
-                console.error("Error initializing PCA9685");
-            }
-        })
-        console.log('测试开始');
-        // test
-        let a = 128
-        setInterval(() => {
-            this.PWM.setPulseLength(3, this.Servo2pwm(a));                  
-            console.log(a);
-        }, 50);
-    }
-
-    /**
-     * 舵机换算比例：摇杆范围0-256，PWM范围1000~1500~2000
-     * @param {number} v 
-     * @returns 
-     */
-    Servo2pwm(v) {
-        return parseInt(v / (256 / 1000)) + 1000
-    }
-}
+const i2cBus = require("i2c-bus")
+const { Pca9685Driver } = require("pca9685")
+
+class ContrlService {
+    constructor() {
+        // PWM 和 舵机配置
+        this.pwmOption = {
+            i2c: i2cBus.openSync(1), // 树莓派1：scl1
+            address: 0x40, //板子地址
+            frequency: 50, //频率
+            debug: false
+        }
+        // init PWM
+        this.PWM = new Pca9685Driver(this.pwmOption, er => {
+            if (er) {
+                console.error("Error initializing PCA9685");
+            }
+        })
+        console.log('测试开始');
+        // test
+        let a = 128
+        setInterval(() => {
+            this.PWM.setPulseLength(3, this.Servo2pwm(a));                  
+            console.log(a);
+        }, 50);
+    }
+
+    /**
+     * 舵机换算比例：摇杆范围0-256，PWM范围1000~1500~2000
+     * @param {number} v 
+     * @returns 
+     */
+    Servo2pwm(v) {
+        return parseInt(v / (256 / 1000)) + 1000
+    }
+}
 new ContrlService()