Encoders: Rename x_callback to a_callback and y_callback to b_callback

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encoders/ENCODERS.md

@@ -51,11 +51,11 @@ class Encoder:
             self.a_interrupt = pin_a.irq(trigger=Pin.IRQ_RISING | Pin.IRQ_FALLING, handler=self.a_callback)
             self.b_interrupt = pin_b.irq(trigger=Pin.IRQ_RISING | Pin.IRQ_FALLING, handler=self.b_callback)
 
-    def x_callback(self, pin):
+    def a_callback(self, pin):
         self.forward = pin() ^ self.pin_b()
         self._pos += 1 if self.forward else -1
 
-    def y_callback(self, pin):
+    def b_callback(self, pin):
         self.forward = self.pin_a() ^ pin() ^ 1
         self._pos += 1 if self.forward else -1
 

encoders/encoder.py

@@ -17,11 +17,11 @@ class Encoder:
         self.a_interrupt = pyb.ExtInt(pin_a, pyb.ExtInt.IRQ_RISING_FALLING, pyb.Pin.PULL_NONE, self.a_callback)
         self.b_interrupt = pyb.ExtInt(pin_b, pyb.ExtInt.IRQ_RISING_FALLING, pyb.Pin.PULL_NONE, self.b_callback)
 
-    def x_callback(self, line):
+    def a_callback(self, line):
         self.forward = self.pin_a.value() ^ self.pin_b.value() ^ self.reverse
         self._pos += 1 if self.forward else -1
 
-    def y_callback(self, line):
+    def b_callback(self, line):
         self.forward = self.pin_a.value() ^ self.pin_b.value() ^ self.reverse ^ 1
         self._pos += 1 if self.forward else -1
 

encoders/encoder_portable.py

@@ -22,10 +22,10 @@ class Encoder:
             self.a_interrupt = pin_a.irq(trigger=Pin.IRQ_RISING | Pin.IRQ_FALLING, handler=self.a_callback)
             self.b_interrupt = pin_b.irq(trigger=Pin.IRQ_RISING | Pin.IRQ_FALLING, handler=self.b_callback)
 
-    def x_callback(self, pin):
+    def a_callback(self, pin):
         self._pos += 1 if (pin() ^ self.pin_b()) else -1
 
-    def y_callback(self, pin):
+    def b_callback(self, pin):
         self._pos += 1 if (self.pin_a() ^ pin() ^ 1) else -1
 
     def position(self, value=None):

encoders/encoder_timed.py

@@ -23,13 +23,13 @@ class EncoderTimed:
             self.a_interrupt = pin_a.irq(trigger=Pin.IRQ_RISING | Pin.IRQ_FALLING, handler=self.a_callback)
             self.b_interrupt = pin_b.irq(trigger=Pin.IRQ_RISING | Pin.IRQ_FALLING, handler=self.b_callback)
 
-    def x_callback(self, pin):
+    def a_callback(self, pin):
         self.forward = pin() ^ self.pin_b()
         self._pos += 1 if self.forward else -1
         self.tprev = self.tlast
         self.tlast = utime.ticks_us()
 
-    def y_callback(self, pin):
+    def b_callback(self, pin):
         self.forward = self.pin_a() ^ pin() ^ 1
         self._pos += 1 if self.forward else -1
         self.tprev = self.tlast