====Bachin Arduino Nano Flash Tool==== If you buy a new pcs Arduino Mega32p Nano Module for your laser/cnc/drawing machine control board. You must flash a Firmware matching the machine into it. https://www.amazon.com/ATmega328P-Microcontroller-Board-Cable-Arduino/dp/B00NLAMS9C/ref=sr_1_8?crid=3HXLAL198OM4H&dchild=1&keywords=arduino+nano+v3.0&qid=1590297299&sprefix=arduino+nano%2Caps%2C625&sr=8-8 {{:nano.png?nolink|}} It's easy to do. STEP 1: Download a software toolkit {{ :bachinflash.zip |}} WARNINGS - This tool empties everything in the chip and cannot be restored. - Applicable only to the control board of BACHIN MAKR, if used on other control boards, take risks on your own. - Only user for Atmel328P based control board. STEP 2: Download a firmware file with .hex suffix. Please select the right firmware matching your machine. If you flashed a wrong firmware, the machine will not work, or very strange. To correct the problem, just flash the correct firmware. Please download a firmware according to the model keyword. {{ :nano_328p_1720_4050_new.zip |}} {{ :nano_328p_ta4.zip |}} {{ ::nano-328p-st2039.zip |}} STEP 3: Connect the Nano Module to your PC with a USB cable. {{:1575601911559.jpg?nolink|}} STEP 4: Run Flash.exe, click the only button, select the firmware file. {{:BachinFlash.png?nolink|}} {{:flashing.png?nolink|}} You should get a "Done" message when it success.