from pyb import ADC, Timer adct = ADC(16) # Temperature 930 -> 20C print(str(adct)[:19]) adcv = ADC(17) # Voltage 1500 -> 3.3V print(adcv) # read single sample; 2.5V-5V is pass range val = adcv.read() assert val > 1000 and val < 2000 # timer for read_timed tim = Timer(5, freq=500) # read into bytearray buf = bytearray(b'\xff' * 50) adcv.read_timed(buf, tim) print(len(buf)) for i in buf: assert i > 50 and i < 150 # read into arrays with different element sizes import array arv = array.array('h', 25 * [0x7fff]) adcv.read_timed(arv, tim) print(len(arv)) for i in arv: assert i > 1000 and i < 2000 arv = array.array('i', 30 * [-1]) adcv.read_timed(arv, tim) print(len(arv)) for i in arv: assert i > 1000 and i < 2000 # Test read_timed_multi arv = bytearray(b'\xff'*50) art = bytearray(b'\xff'*50) ADC.read_timed_multi((adcv, adct), (arv, art), tim) for i in arv: assert i > 60 and i < 125 # Wide range: unsure of accuracy of temp sensor. for i in art: assert i > 15 and i < 200 arv = array.array('i', 25 * [-1]) art = array.array('i', 25 * [-1]) ADC.read_timed_multi((adcv, adct), (arv, art), tim) for i in arv: assert i > 1000 and i < 2000 # Wide range: unsure of accuracy of temp sensor. for i in art: assert i > 50 and i < 2000 arv = array.array('h', 25 * [0x7fff]) art = array.array('h', 25 * [0x7fff]) ADC.read_timed_multi((adcv, adct), (arv, art), tim) for i in arv: assert i > 1000 and i < 2000 # Wide range: unsure of accuracy of temp sensor. for i in art: assert i > 50 and i < 2000