diff --git a/README.md b/README.md
index 2a11f85..41184bd 100644
--- a/README.md
+++ b/README.md
@@ -17,10 +17,10 @@
     readio 2
 
 ---------------------------
-pressure_sensor_read 1
-pressure_sensor_read 2
-pressure_sensor_read 3
-pressure_sensor_read 4
+pressure_sensor_read 1 // 液位
+pressure_sensor_read 2 // 8000
+pressure_sensor_read 3 // 1000，加液
+pressure_sensor_read 4 // 1000，喷射
 
 # 三色灯
 setlight 255 255 255 255
diff --git a/usrc/main.cpp b/usrc/main.cpp
index d6c49bf..126500f 100644
--- a/usrc/main.cpp
+++ b/usrc/main.cpp
@@ -53,8 +53,8 @@ ZGPIO m_input3;
 ZGPIO m_input4;
 ZGPIO m_input5;
 
+ZGPIO output0;
 ZGPIO output1;
-ZGPIO output2;
 
 ZCanReceiver                    m_canReceiver;
 ZCanBasicOrderModule            m_basicOrderModule;
@@ -141,13 +141,29 @@ void Main::run() {
     return false;
   });
 
-  // output1.reg
-  // output2
-  m_basicOrderModule.regOutCtl([this](uint8_t id, bool val) { return false; });
+  output0.initAsOutput(PD14, ZGPIO::kMode_nopull, false, false);
+  output1.initAsOutput(PD15, ZGPIO::kMode_nopull, false, false);
+
+  m_basicOrderModule.regOutCtl([this](uint8_t id, bool val) {
+    if (id == 20) {
+      output0.setState(val);
+      return true;
+    }
+    if (id == 21) {
+      output1.setState(val);
+      return true;
+    }
+
+    // output0
+    // output1
+
+    return false;
+  });
   ZHAL_CORE_REG(3000, {
                           //  ZLOGI(TAG, "IO1:%d IO2:%d", m_input1.getState(), m_input2.getState());
                           // ZLOGI(TAG, "IO1:%d IO2:%d IO3:%d IO4:%d IO5:%d", m_input1.getState(), m_input2.getState(), m_input3.getState(),
                           // m_input4.getState(), m_input5.getState());
+
                       });
 
   /*******************************************************************************
@@ -296,9 +312,8 @@ void Main::run() {
   cmdScheduler.regCMD("readio", "()", 0,  //
                       [](int32_t paramN, const char **paraV, ICmdParserACK *ack) {
                         uint8_t sensorid = atoi(paraV[0]);
-                        ZLOGI(TAG, "IO1:%d IO2:%d IO3:%d IO4:%d IO5:%d", //
-                        m_input1.getState(), m_input2.getState(), m_input3.getState(), m_input4.getState(),
-                              m_input5.getState());
+                        ZLOGI(TAG, "IO1:%d IO2:%d IO3:%d IO4:%d IO5:%d",  //
+                              m_input1.getState(), m_input2.getState(), m_input3.getState(), m_input4.getState(), m_input5.getState());
                         ack->setNoneAck(0);
                       });
   cmdScheduler.regCMD("pressure_sensor_read", "(uint8_t sensorid)", 1,  //