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# -*- coding: utf-8 -*-

# need your connect hardware IO 9/10 to loopback
from fpioa_manager import fm
from machine import UART
from board import board_info
from fpioa_manager import fm
import time

fm.register(9,fm.fpioa.UART1_TX,force = True)
fm.register(10,fm.fpioa.UART1_RX,force = True)

uart_A = UART(UART.UART1,115200,8,0,0,timeout = 1000,read_buf_len = 4096)

write_str = "这是K210发送给Arduino的信息"


while True:
    uart_A.write(write_str)
    time.sleep_ms(100)
    read_data = uart_A.read()
    if read_data:
        read_str = read_data.decode("utf-8")
        print("sring = ",read_data)

uart_A.deinit()
del uart_A

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