Ethernet Stepper Relay Controller

From ZS64
Jump to navigationJump to search


We've selected the Atmel ATmega line, and specifically the AT90USB controller. We've got an Atmel demo board.

This usbfoo board (or bumble-b) seems much more suitable due to it's nicer 100 mil pads (the Atmel board uses 50 mil pads).

Possible I/O

H-Bridge Driver

  • BAT48 or BYV27-200 recovery diode


  • GCC in the avr-gcc cross compiler variant.
  • dfu-programmer, to load the software on to the hardware via it's USB interface
  • avrdude, to program the software in to the hardware
  • simavr, a simulator with GDB support
  • AVR libc, basic C library
  • LUFA, USB library for AVRs