STM: off-by-one TIMx reference; other code cleanup and minor fixes #7212
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Fixes #7040.
stm_peripherals_timer_get_source_freq()
was off by one in its TIMx numbering assumption, causing incorrect lookups of some timer frequencies.PulseIn.c
, timer clock reset was being done with an integer instead of a bitmask. Noticed this while looking for other manifestations of the previous bug.stm_peripherals_timer_get_source_freq()
to handle other variants of STM chips. Not tested, but would have been wrong otherwise.PWMOut
a bit for clarity and to make any returned errors more accurate.