PWR - Power Supply
Duties
- Provide +5v power to the computer
- Provide charging current for the Ni-Cd battery
- LED outputs for Power on, Battery Present, Charging, Charge complete
Parts
- LM2576 (TI?, 3A?) lm2576hv.pdf
- ATTiny84 Ni-Cd Monitor ATtiny24A-44A-84A-DataSheet-DS40002269A.pdf
- Based on Freescale MC68HC908QY4A Example AN2679.pdf AN3392.pdf