diff --git a/server.js b/server.js
index b7a8722..915a01d 100644
--- a/server.js
+++ b/server.js
@@ -1,39 +1,46 @@
-require('dotenv').config()
-// const socketio = require('socket.io')
-const sense = require('sense-hat-led').sync
+require('dotenv').config()  // 读取系统环境变量
+
+// HTTP 请求路由
 const app = require('express')()
 app.get('/', (req, res) => res.sendStatus(200))
+
+// 服务器启动
 const port = process.env.PORT || 3000
 const host = process.env.HOST || 'localhost'
 const server = app.listen(port, host, () => {
     console.log(`rpi sense hat server is running at http://${host}:${port}`)
 })
-const io = require('socket.io')(server, { cors: { origin: '*' } })
 
+// Sense HAT 全局数据 及 初始化
 const R = [255, 0, 0]
 const G = [0, 255, 0]
 const B = [0, 0, 255]
-const X = [0, 0, 0]
+const Y = [255, 255, 0]
+const P = [255, 0, 255]
+const C = [0, 255, 255]
 const O = [255, 255, 255]
+const _ = [0, 0, 0]
 const sensehat = {
+    led: require('sense-hat-led').sync,
     leds: [
-        O, O, O, O, O, O, O, O,
-        O, X, X, X, X, X, X, O,
-        O, X, X, X, X, X, X, O,
-        O, X, X, X, X, X, X, O,
-        O, X, X, X, X, X, X, O,
-        O, X, X, X, X, X, X, O,
-        O, X, X, X, X, X, X, O,
+        R, O, O, O, O, O, O, O,
+        O, _, _, _, _, _, _, O,
+        O, _, _, _, _, _, _, O,
+        O, _, _, _, _, _, _, O,
+        O, _, _, _, _, _, _, O,
+        O, _, _, _, _, _, _, O,
+        O, _, _, _, _, _, _, O,
         O, O, O, O, O, O, O, O,
     ]
 }
 
-// Sense HAT 初始化
-sense.lowLight = true
-sense.setRotation(180)
-sense.clear([0, 0, 0])
-sense.setPixels(sensehat.leds)
+sensehat.led.clear()
+sensehat.led.setRotation(0)
+sensehat.led.lowLight = true
+sensehat.led.setPixels(sensehat.leds)
 
+// socketio 服务
+const io = require('socket.io')(server, { cors: { origin: '*' } })
 io.on('connection', (client) => {
     console.log(`client conncted: ${client.id}`)
     client.on('operation', ({ action }) => {
@@ -53,11 +60,11 @@ io.on('connection', (client) => {
             //     read_all_leds(0)
             //     break
             case 'flash':
-                sense.clear(O)
-                setTimeout(sense.clear, 200)
+                sensehat.led.clear(O)
+                setTimeout(sensehat.led.clear, 200)
                 break
             case 'clear':
-                sense.clear()
+                sensehat.led.clear()
                 break
             default:
                 break