tips.txt

# via Serial:

import network
wlan = network.WLAN(network.STA_IF)
wlan.active(True)
wlan.connect('FRITZ!HH','47114711')
import webrepl
webrepl.start()

dann 
# show files:
import os
os.listdir()
os.remove('mydu1.py')


# UART

from machine import UART
uart = UART(1, 38400)   # 0 or 1
uart.init(baudrate=38400, bits=8, parity=None, stop=1)
UART.deinit()¶

# I2C
import machine
from machine import I2C
pinSDA=machine.Pin(4) #green
pinSCL=machine.Pin(5) #yell
c=I2C(scl=pinSCL, sda=pinSDA)
c.writeto_mem(39,0,b'\0')
c.readfrom_mem(39, 9, 1) 
 
 
#MPU6050  
from mpu6050 import MPU6050
imu = MPU6050(2,False)


#Anschluss
RST	pink		TXD	green
ADC			RXD	yell
EN			SCL	yell
IO16			SDA	grn
IO14			IO00	ws
IO12			IO16
IO13
VCC

#setup go to pogramming Mode hold grey, press pink, release pink, release grey
python -m esptool --port com3 erase_flash
python -m esptool --port com3 --baud 460800 write_flash --flash_size=detect 0 ESP8266_GENERIC-20241129-v1.24.1.bin
after Reset:
ampy --port COM3 put boot.py boot.py
ampy --port COM3 put webrepl_cfg.py webrepl_cfg.py