diff --git a/server.js b/server.js
index 43d659b..51e3795 100644
--- a/server.js
+++ b/server.js
@@ -54,7 +54,6 @@ const sensehat = {
 }
 sensehat.led.clear()
 sensehat.led.loadImage('images/heart.png')
-sensehat.led.setPixel(0, 0, [255, 255, 255])
 
 // socketio 服务
 const io = require('socket.io')(server, { cors: { origin: '*' } })
@@ -78,8 +77,8 @@ io.on('connection', (client) => {
                 break
             case 'setPixel':
                 if (color == undefined) color = [255, 255, 255]
-                // sensehat.led.setPixel(x, y, 255, 255, 255)
-                // io.emit('action', { action: 'setPixel', x, y, color: [255, 255, 255] })
+                sensehat.led.setPixel(Number(x), Number(y), color)
+                io.emit('action', { action: 'setPixel', x, y, color })
                 break
             // case 'getPixel':
             //     color = sensehat.led.getPixel(x, y)