update 1956 mpython.py

Author: tangliufeng

port/boards/labplus_1956/modules/mpython.py

@@ -210,7 +210,6 @@ def _get_raw(self):
         self.i2c.writeto(self.addr, b'\x00', False)
         buf = self.i2c.readfrom(self.addr, 6)
         data = ustruct.unpack('>3H', buf)
-        print(data)
 
         self.i2c.writeto(self.addr, b'\x09\x10', True)  #reset
 
@@ -224,7 +223,6 @@ def _get_raw(self):
         self.i2c.writeto(self.addr, b'\x00', False)
         buf = self.i2c.readfrom(self.addr, 6)
         data1 = ustruct.unpack('>3H', buf)
-        print(data1)
 
         self.raw_x = -((data[0] - data1[0])/2)
         self.raw_y = -((data[1] - data1[1])/2)
@@ -273,12 +271,7 @@ def get_field_strength(self):
         return (math.sqrt(self.raw_x * self.raw_x + self.raw_y * self.raw_y + self.raw_z * self.raw_z))*0.25
 
     def calibrate(self):
-        oled.fill(0)
-        oled.DispChar("步骤1:", 0,0,1)
-        oled.DispChar("如图",0,26,1)
-        oled.DispChar("转几周",0,43,1)
-        oled.bitmap(64,0,calibrate_img.rotate,64,64,1)
-        oled.show()
+
         self._get_raw()
         min_x = max_x = self.raw_x
         min_y = max_y = self.raw_y
@@ -294,12 +287,6 @@ def calibrate(self):
         self.cali_offset_x = (max_x + min_x) / 2
         self.cali_offset_y = (max_y + min_y) / 2
         print('cali_offset_x: ' + str(self.cali_offset_x) + '  cali_offset_y: ' + str(self.cali_offset_y))
-        oled.fill(0)
-        oled.DispChar("步骤2:", 85,0,1)
-        oled.DispChar("如图",85,26,1)
-        oled.DispChar("转几周",85,43,1)
-        oled.bitmap(0,0,calibrate_img.rotate1,64,64,1)
-        oled.show()
         ticks_start = time.ticks_ms()
         while (time.ticks_diff(time.ticks_ms(), ticks_start) < 15000) :
             self._get_raw()
@@ -313,10 +300,7 @@ def calibrate(self):
         print('cali_offset_z: ' + str(self.cali_offset_z))
         # print('cali_offset_y: ' + str(self.cali_offset_y))
 
-        oled.fill(0)
-        oled.DispChar("校准完成", 40,24,1)
-        oled.show()
-        oled.fill(0)
+
 
     def get_heading(self):
         self._get_raw()
@@ -633,6 +617,10 @@ def disable_APWiFi(self):
 light = ADC(Pin(39))
 light.atten(light.ATTN_11DB)
 
+# sound sensor
+sound = ADC(Pin(36))
+sound.atten(sound.ATTN_11DB)
+
 # buttons
 button_a = Pin(0, Pin.IN, Pin.PULL_UP)
 button_b = Pin(2, Pin.IN, Pin.PULL_UP)