tests/pyb/modstm.py


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# test stm module

import stm
import pyb

# test storing a full 32-bit number
# turn on then off the A15(=yellow) LED
BSRR = 0x18
stm.mem32[stm.GPIOA + BSRR] = 0x00008000
pyb.delay(100)
print(hex(stm.mem32[stm.GPIOA + stm.GPIO_ODR] & 0x00008000))
stm.mem32[stm.GPIOA + BSRR] = 0x80000000
print(hex(stm.mem32[stm.GPIOA + stm.GPIO_ODR] & 0x00008000))