Arexx rp6 v2 robot system arexx engineering rp6 v2 p the heart of the arexx rp6 v2 robot is a powerful atmega32 micro controller with 32kb flash memory 2kb sram and capable of 8 million instructions per second open source tools avr gcc in high level c language are used for programming the very extensive rp6 function library and several sample programs simplify programming p p using the usb interface included your own programs can be quickly uploaded to the micro controller from a