I think I am unable to help here. I am doing reflashing with some magic (see above the flashing script, which is trying to connect in loop and which is catching printer on coldstart), and I am not sure that this is the right way, but it works for me. Anet V1.0 board is not an Arduino, it is just a board with Atmega1284p controller there, so it is ok that some things are not working as we usuallyby roginvs - Prusa i3 and variants
Hi! I used factory bootloader for long time. I do not know, is it good way or not, but I usually do this way: 1. Poweroff printer 2. Run this command from Linux host (I suppose in windows same bat file will work too, but I had not tested it): while true; do avrdude -b 57600 -p ATmega1284P -c stk500v1 -P /dev/ttyUSB0 -C /etc/avrdude.conf -v -U flash:w:Repetier.ino.sanguino.hex:i && breakby roginvs - Prusa i3 and variants
Repetier for Zonestar P802M works perfect for my Anet A8-B (https://github.com/repetier/Repetier-Firmware/tree/master/boards/Zonestar%20P802M)by roginvs - Prusa i3 and variants