RoboMaster TT 无人机microPython编程.3

https://www.cnpython.com/pypi/micropython-machine

https://www.cnpython.com/pypi/micropython-machine/dl-micropython-machine-0.2.tar.gz

def main():
    print("Welcome to TT")
    
if __name__ == '__main__':
    main()

# MindPlus
# telloesp32
from machine import *
from RMTTLib import *


led = RMTTLedCtrl()
led.start()

i2c = I2C(0, scl=Pin(26), sda=Pin(27), freq=400000)

matrix = RMTTMledCtrl(i2c)


led.normal(0, 0, 255)
matrix.normal(
    '000rr00000r0rr000r0r0rr0r0r0r0rrrr0r0r0r0rr0r0r000rr0r00000rr000')
while True:
    pass

print(dir(RMTTProtocol))

from machine import Pin
p0 = Pin(0, Pin.OUT)    # GPIO0设置为输出模式
p0.value(1)             # p0输出高电平
p0.value(0)             # p0输出低电平
p0.value()              # 当前p0设置的电平
p2 = Pin(2, Pin.IN)     # GPIO2设置为输入模式
p2.value()              # p2的电平
p3 = Pin(3, Pin.IN, Pin.PULL_UP)    # GPIO3设置为上拉的输入模式
p4 = Pin(4, Pin.OUT, value=1)   # 创建Pin对象同时设置初始电平

from machine import Pin, PWM
pwm0 = PWM(Pin(0))      # 通过Pin对象来创建PWM对象
pwm0.freq()             # 获得当前的PWM频率
pwm0.freq(1000)         # 设置PWM频率
pwm0.duty()             # 获得当前的PWM占空比
pwm0.duty(200)          # 设置占空比
pwm0.deinit()           # 关闭PWM
pwm2 = PWM(Pin(2), freq=500, duty=512) # 创建PWM同时设置参数

from machine import ADC
adc = ADC(0)    # 在ADC引脚上创建ADC对象
adc.read()      # 获取ADC值，范围是0-1024

from machine import Pin, SPI
spi = SPI(-1, baudrate=100000, polarity=1, phase=0, sck=Pin(0), mosi=Pin(2), miso=Pin(4))   # 创建SPI对象
spi.init(baudrate=200000) # 设置波特率
spi.read(10)            # 读取10字节
spi.read(10, 0xff)      # 读取十字节，并写出0xff
buf = bytearray(50)     # 创建一个缓冲字节流
spi.readinto(buf)       # 读入到这个字节流
spi.readinto(buf, 0xff) # 读入字节流并发送0xff
spi.write(b'12345')     # 发送5个字节
buf = bytearray(4)      
spi.write_readinto(b'1234', buf) # 发送并读取到buf
spi.write_readinto(buf, buf) # 发送buf并读取到buf

from machine import Pin, SPI
hspi = SPI(1, baudrate=80000000, polarity=0, phase=0)

i2c = I2C(scl=Pin(5), sda=Pin(4), freq=100000)
i2c.readfrom(0x3a, 4)   # 从0x3a读取4字节
i2c.writeto(0x3a, '12') # 发送12到0x3a
buf = bytearray(10)     # 创建十字节的缓冲字节流
i2c.writeto(0x3a, buf)  # 发送字节流到0x3a

import machine
# 配置RTC.ALARM0来唤醒设备
rtc = machine.RTC()
rtc.irq(trigger=rtc.ALARM0, wake=machine.DEEPSLEEP)
# 检查是否reset是否是由唤醒引起的
if machine.reset_cause() == machine.DEEPSLEEP_RESET:
    print('woke from a deep sleep')
# 设置RTC.ALARM0在10秒后唤醒设备
rtc.alarm(rtc.ALARM0, 10000)
# 设备进入深度睡眠
machine.deepsleep()

from machine import Timer
tim = Timer(-1)
tim.init(period=5000, mode=Timer.ONE_SHOT, callback=lambda t:print(1))
tim.init(period=2000, mode=Timer.PERIODIC, callback=lambda t:print(2))

import time
time.sleep(1)               # 延时一秒
time.sleep_ms(500)          # 延时500毫秒
time.sleep_us(10)           # 延时10微秒
start = time.ticks_ms()     # 得到内部计时的某个时间点
delta = time.ticks_diff(time.ticks_ms(), start) # 计算过去的时间段的长度

from machine import Pin
import onewire
ow = onewire.OneWire(Pin(12)) # 在GPIO12上创建单总线协议
ow.scan()               # 返回总线上的设备列表
ow.reset()              # 重置总线
ow.readbyte()           # 读取一个字节
ow.writebyte(0x12)      # 往总线写0x12
ow.write('123')         # 往总线写'123'
ow.select_rom(b'12345678') # 选择特定设备

https://blog.csdn.net/solar_Lan/article/details/79265070