59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
# Print a nice list of pins, their current settings, and available afs.
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# Requires pins_af.py from ports/stm32/build-PYBV10/ directory.
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import pyb
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import pins_af
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def af():
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max_name_width = 0
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max_af_width = 0
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for pin_entry in pins_af.PINS_AF:
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max_name_width = max(max_name_width, len(pin_entry[0]))
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for af_entry in pin_entry[1:]:
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max_af_width = max(max_af_width, len(af_entry[1]))
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for pin_entry in pins_af.PINS_AF:
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pin_name = pin_entry[0]
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print('%-*s ' % (max_name_width, pin_name), end='')
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for af_entry in pin_entry[1:]:
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print('%2d: %-*s ' % (af_entry[0], max_af_width, af_entry[1]), end='')
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print('')
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def pins():
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mode_str = { pyb.Pin.IN : 'IN',
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pyb.Pin.OUT_PP : 'OUT_PP',
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pyb.Pin.OUT_OD : 'OUT_OD',
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pyb.Pin.AF_PP : 'AF_PP',
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pyb.Pin.AF_OD : 'AF_OD',
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pyb.Pin.ANALOG : 'ANALOG' }
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pull_str = { pyb.Pin.PULL_NONE : '',
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pyb.Pin.PULL_UP : 'PULL_UP',
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pyb.Pin.PULL_DOWN : 'PULL_DOWN' }
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width = [0, 0, 0, 0]
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rows = []
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for pin_entry in pins_af.PINS_AF:
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row = []
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pin_name = pin_entry[0]
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pin = pyb.Pin(pin_name)
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pin_mode = pin.mode()
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row.append(pin_name)
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row.append(mode_str[pin_mode])
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row.append(pull_str[pin.pull()])
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if pin_mode == pyb.Pin.AF_PP or pin_mode == pyb.Pin.AF_OD:
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pin_af = pin.af()
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for af_entry in pin_entry[1:]:
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if pin_af == af_entry[0]:
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af_str = '%d: %s' % (pin_af, af_entry[1])
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break
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else:
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af_str = '%d' % pin_af
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else:
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af_str = ''
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row.append(af_str)
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for col in range(len(width)):
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width[col] = max(width[col], len(row[col]))
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rows.append(row)
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for row in rows:
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for col in range(len(width)):
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print('%-*s ' % (width[col], row[col]), end='')
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print('')
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