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 Step Down Regulatorlm2576hv.pdf (TI?, 3A?)
• ATTiny84 ATtiny24A-44A-84A-DataSheet-DS40002269A.pdf Ni-Cd Monitor (Based on Freescale MC68HC908QY4AN2679.pdf example)AN3392.pdf)