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stm32/boards/make-pins.py: Add basic support for STM32H7 ADC periphs.

This commit is contained in:
Damien George 2019-02-06 13:34:23 +11:00
parent 7bbde67cb2
commit 02682d52ce
1 changed files with 19 additions and 2 deletions
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21
ports/stm32/boards/make-pins.py
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@ -165,11 +165,28 @@ class Pin(object):
def parse_adc(self, adc_str):
if (adc_str[:3] != 'ADC'):
return
(adc,channel) = adc_str.split('_')
if adc_str.find('_INP') != -1:
# STM32H7xx, entries have the form: ADCxx_IN[PN]yy/...
# for now just pick the entry with the most ADC periphs
adc, channel = None, None
for ss in adc_str.split('/'):
if ss.find('_INP') != -1:
a, c = ss.split('_')
if adc is None or len(a) > len(adc):
adc, channel = a, c
if adc is None:
return
channel = channel[3:]
else:
# all other MCUs, entries have the form: ADCxx_INyy
adc, channel = adc_str.split('_')
channel = channel[2:]
for idx in range(3, len(adc)):
adc_num = int(adc[idx]) # 1, 2, or 3
self.adc_num |= (1 << (adc_num - 1))
self.adc_channel = int(channel[2:])
self.adc_channel = int(channel)
def parse_af(self, af_idx, af_strs_in):
if len(af_strs_in) == 0: