Remove infinite blocking loop on I2C error

2023-02-12 12:48:16 +00:00 · 2023-02-12 12:48:16 +00:00 · a83e833d10
commit a83e833d10
parent e9af3e542a
1 changed files with 2 additions and 2 deletions
--- a/kmk/modules/pimoroni_trackball.py
+++ b/kmk/modules/pimoroni_trackball.py
@ -274,8 +274,8 @@ class Trackball(Module):

    def _i2c_rdwr(self, data, length=0):
        '''Write and optionally read I2C data.'''
-        while not self._i2c_bus.try_lock():
-            pass
+        if not self._i2c_bus.try_lock():
+            return

        try:
            if length > 0: