MM32F3277 MicroPython 实验板设计和软件测试

from machine import Pin,ADC,UART,freq

import utime



led = Pin('PB2', Pin.OUT_PUSHPULL)



while True:

    led(1)

    led(0)

from machine                import Pin

import utime



led = Pin('PB2', Pin.OUT_PUSHPULL)

btn = Pin('PB7', Pin.IN_PULLUP)



print("Test Pin input and output.")



while True:

    if btn.value() > 0:

        led.high()

    else: led.low()

from machine                import Pin,ADC,DAC



dac0 = DAC(0)

dac1 = DAC(1)

print('Test DAC ...')



dac0.write_u16(0x800)

dac1.write_u16(0x400)

from machine                import Pin,ADC,DAC

from math                   import *



dac0 = DAC(0)

dac1 = DAC(1)

print('Test DAC ...')



angle = [int((sin(i * pi * 2 / 100)+1.0)/2*0x600+0x200) for i in range(100)]

print(angle)



while True:

    for a in angle:

        dac0.write_u16(a)

        dac1.write_u16(0xa00 - a)

from machine                import Pin,ADC,DAC

import utime



adc0 = ADC(0, init=True)



while True:

    print(adc0.read_u16())

    utime.sleep_ms(200)

from machine                import Pin,UART

import utime



uart2 = UART(1, 115200)



print('Test UART.')



while True:

    _ = uart2.write(b'U')

    utime.sleep_ms(10)

from machine                import Pin,UART

import utime



uart2 = UART(2, 115200)



print('Test UART.')

buf = bytes(0)



while True:

    if uart2.any():

        buf = buf + uart2.read(uart2.any())



        if buf[-1] == 13:

            print(int(buf))



            buf = bytes(0)



    utime.sleep_ms(10)

>> Reset MicroPython...

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Test UART.

333

3333

123

Traceback (most recent call last):

  File "<stdin>", line 22, in <module>

ValueError: invalid syntax for integer

>>>