Making a frequency meter using PIC16F628A in CCS PICC – DIY Electronics Projects
PIC-EL III - Frequency Counter — www.HOAGLUN.com
Crystal Tester
35MHZ Microchip PIC 16F628/A frequency counter
MICROCONTROLLERS SECTION <br> FREQUENCY COUNTER By PIC16F628(A)
Frequency Counter( Mine Worked Up to 70MHz) Using PIC 16F628A (with Prototype PCB and Built in Crystal Oscillator) for HAM Shacks : 5 Steps - Instructables