uncaught exception in ExtInt interrupt handler line 1
Traceback (most recent call last):
File "encoder_timed.py", line 28, in x_callback
AttributeError: 'str' object has no attribute 'value'
uncaught exception in ExtInt interrupt handler line 2
Traceback (most recent call last):
File "encoder_timed.py", line 34, in y_callback
AttributeError: 'str' object has no attribute 'value'
I think you are passing strings as pin_x and pin_y constructor arguments. They should be Pin instances (and those pins should be configured as inputs).
Hi. Thanks to shearing encoder_timed.py.
I want use for measuring velocity rotary encoder but can't.
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when using rotary encoder;
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added lines
import micropython
micropython.alloc_emergency_exception_buf(100)
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