Why Arduino fails to receive ACK signal?

As I requested each in: I attempt to provoke a knowledge dumping from a flash reminiscence through an ACK message vbia this python script: import serial from time import sleep import base64 def ACK(): ser.write(0x06) ser.write(0xD) ser.write(0xA) ser = serial.Serial(‘/dev/ttyACM0’, baudrate=9600, timeout=1) if not ser.isOpen(): ser.open() print(“OPEN Serialn”) print(“READ DATAn”) whereas 1: ACK() line = […]