Fix pull instruction parsing

adafruit / Adafruit_CircuitPython_PIOASM

Simple assembler to convert pioasm to bytes

MIT License

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Fix pull instruction parsing #3

Closed LuminousOwl closed 3 years ago

LuminousOwl commented 3 years ago

PIO PULL command parsing was assuming an additional parameter always exists, but it is not required. I've updated to check the length before attempting to check the parameter value.