Using the wrong firmware will make the light stop working, so when flashing firmware, be sure the model number matches! The name of a product is not enough information to find the right .hex file. Ask ...

I plan to make a small modification to v1.18 to fix the encoder being reversed on my ATS-20+ unit. To check that my build environment is sane, I first tried building the untouched v1.18 source code ...

DO NOT INSERT DEVICE YET! To use this page you must first create a file suitable for burning into your chip. For most chips we will create a *.hex file from running an *.asm file through the XASM ...