Comment re gt911 reset bug

Author: RetiredWizard

lib/gt911_touch.py

@@ -186,7 +186,23 @@ def touches(self) -> List[dict]:
         return touchpoints
 
     def _reset(self, address, res_pin, irq_pin=None) -> None:
-        """ Initialize board - This sometimes fails, Ctrl-D reset to recover """
+        """ 
+        Initialize board to use default I2C address of 0x5D
+        
+        Some of the time, this function currently selects the
+        secondary I2C address (0x14). A ctrl-D reset immediatly 
+        after the incorrect reset results in the correct I2C address
+        being selected.
+
+        Alternatley the calling code can switch to the secondary
+        address if a device is not found on the primary address
+
+        try:
+            self._i2c = I2CDevice(i2c, 0x5D)
+        except:
+            self._i2c = I2CDevice(i2c, 0x14)
+        """
+
         time.sleep(.0001)
         res_pin.direction = digitalio.Direction.OUTPUT
         res_pin.value = True

lib/pydos_ui_virt.py

@@ -83,23 +83,18 @@ def __init__(self):
 
         self._touched = False
 
-        #self._row1Keys = [600,555,510,465,420,375,330,285,240,195,150,105,60,0]
         self._row1Keys = [665,615,565,515,465,415,365,315,265,215,165,115,68,0]
         self._row1Letters = ['\x08','=','-','0','9','8','7','6','5','4','3','2','1','`']
         self._row1Uppers = ['\x08','+','_',')','(','*','&','^','%','$','#','@','!','~']
-        #self._row2Keys = [615,570,525,485,440,395,350,305,260,215,175,130,80,0]
         self._row2Keys = [695,645,595,545,495,445,395,345,295,245,195,145,95,0]
         self._row2Letters = ['\\',']','[','p','o','i','u','y','t','r','e','w','q','\x09']
         self._row2Uppers = ['|','}','{']
-        #self._row3Keys = [590,545,500,455,410,365,320,275,230,185,140,95,0]
         self._row3Keys = [650,600,550,500,450,400,350,300,250,200,150,100,0]
         self._row3Letters = ['\n',"'",';','l','k','j','h','g','f','d','s',"a",'C']
         self._row3Uppers = ['\n','"',':']
-        #self._row4Keys = [565,520,475,430,385,340,295,250,205,160,115,0]
         self._row4Keys = [635,585,535,485,435,385,335,285,235,185,135,0]
         self._row4Letters = ['S','/','.',',','m','n','b','v','c','x','z','S']
         self._row4Uppers = ['S','?','>','<']
-        #self._row5Keys = [640,460,200,110,0]
         self._row5Keys = [710,520,220,125,0]
         self._row5Letters = ['X','',' ','','\x1b']