===== Hacking the Firmware =====

To get started on hacking the firmware, you will need some software first.  See FirmWareDevelopment for install instructions.

See the MicroProcessor page for a list of inputs/output ports.

==== Files and Descriptions ====

  * compcontrol.c : ComputerControlMode
  * delay.c : Timer Helper functions
  * dinsync.c : 
  * eeprom.c : 
  * keyboard.c : KeyboardMode
  * led.c : 
  * [[main.c]] : Main initialization and helper functions 
  * midi.c : 
  * pattern_edit.c : 
  * [[pattern_play.c]] : Playback of pattern OR track
  * switch.c : 
  * [[synth.c]] : Send Note, Rest, Accent or Slide to Synth
  * track_edit.c : 

==== Important functions/macros ====

Here is a list of important functions and macros that you need to know to understand what is happening with the firmware:

^ Function ^ Description ^ Arguments ^
| cbi | Clear Bit at Port | port #, bit # |
| sbi | Set Bit at Port | port #, bit # |
| cli | Turn Off Interupts | |
| sei | Turn On Interupts | |

CategoryFirmware