Battery Monitor Data-sheets and Documentation

Microcontroller

Microchip PIC16F1937

Operational Amplifier

Linear Technology LT1079

Switching Regulators

Texas Instruments LM2675

Mouser's Electronics parametric search for 0.1% resistors

This search is for through-hole resistors but obviously it it can be modified.

Mouser's Electronics

Schematic

BMC schematic

Source code files

Battery Monitor

Test program for an external device

Code Repository

Gitlab LiPo_Battery_Monitor