Complete Source Code¶
Reference Firmware
Overview¶
The complete REVA v4.0 source code is distributed as a firmware package.
The source package defines the executable behavior of the instrument.
Main Firmware¶
REVA_v4.0.ino
The main firmware contains:
- initialization
- Timer1 carrier engine
- Timer2 packet scheduler
- Harmonic Packet Engine
- OLED interface
- button handling
- EEPROM support
Packet System¶
The packet system defines:
- categories
- families
- pulse counts
- gap intervals
- scaling behavior
These definitions form the waveform library of REVA v4.0.
Hardware¶
- Arduino Nano
- ATmega328P
- 16 MHz
Half-bridge outputs:
- D9 = OC1A
- D10 = OC1B
Driver:
- IR2304
Design Rules¶
The reference implementation preserves:
- D9 = OC1A
- D10 = OC1B
- Timer1 as carrier engine
- Timer2 as packet scheduler
- OLED display
- four-button interface
The implementation does not require:
- D3
- D11
- external logic
- additional gate wiring
- additional timing hardware
- external libraries
Stability¶
REVA v4.0 is defined by its fixed hardware platform and deterministic firmware architecture.
The source code implements the Harmonic Packet Engine while preserving separation between waveform generation and operator interaction.