Chapter 6 code

ch-6/7-demos/encoder_mouse_demo.py

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+"""Copy the adafruit_hid folder into CIRCUITPY, run this,
+and move the wheels on the robot. Why? Why not."""
+import robot
+import usb_hid
+from adafruit_hid.mouse import Mouse
+
+print("Setting up Hid")
+mouse = Mouse(usb_hid.devices)
+
+last_x = 0
+last_y = 0
+
+print("Entering main loop")
+while True:
+  x = robot.left_encoder.read()
+  y = robot.right_encoder.read()
+
+  x_diff = x - last_x
+  y_diff = y - last_y
+
+  last_x = x
+  last_y = y
+
+  mouse.move(x=x_diff, y=y_diff)