Project taken from the Microchip AN689 worksheet can be freely downloaded and contains 54 PDF pages of useful information for assembly

Project based on the PIC 16F84A and has the following functions

Logic State Analyzer: analyzes and displays 300 bits (H/L) from 40Hz to 1 MHz

Serial Code Receiver: receives 42 bytes and displays in HEX/ASCII baud rate from 1200 to 115200

Frequency Counter : frequency counter from 5 to 40 MHz:

Battery Manager: can start the battery discharging process and switch to charging when it reaches 4 Volts.