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Fix bus reliability issue in update_fifo method #5

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8 changes: 7 additions & 1 deletion qwiic_keypad.py
Original file line number Diff line number Diff line change
Expand Up @@ -217,4 +217,10 @@ def update_fifo(self):
@return No return value
"""
# set bit0, commanding keypad to update fifo
self._i2c.writeByte(self.address, KEYPAD_UPDATE_FIFO, 0x01)
# Wrap in try-catch to fix issues in the bus on Raspberry Pi
# and to ensure its reliability
try:
self._i2c.writeByte(self.address, KEYPAD_UPDATE_FIFO, 0x01)
except IOError:
pass