
PIC Programmer Circuit diagram
Following uJDM PIC programmer circuit is a circuit which suitable to do simple pic16f84, pic16f84A, 16c84, 16f628 group programmer.

| PARTS LIST | |
| R1 | 10KΩ |
| R2 | 3.3KΩ |
| R3 | 15KΩ |
| C1 | 100µF 16V |
| D1 | LED |
| Z1 | 5.1V Zener |
| Q1 | BC547 |
| PIC | PIC16F84,PIC16F84A, 16C84, 16F628 |
| Rs232 | RS232 Femail Connector |
| IC Base | 18 pin ic base for PIC |
BC547 Transistor Pin Configuration
- Using IC base for PIC
- Connect the PIC programmer to 1st or 2nd COM PORT of computer by using RS232 wire.
- USE MPLAB AND IC-PROG (or any ic programming software) to program PIC with this PIC Programmer.

PIC16F84A Micro Controller
PIC PROGRAMMER

PIC 16F84A Programmer
lease send your ideas, which are very important for our success…

#1 by James on November 14th, 2011
can i use the PIC16F54 with this programmer? and can i replace the resistor 3.3k with some close value?
#2 by rasika on November 7th, 2011
Can I connect this to USB port with an adapter or have another circuit for USB ?
please send me that circuit.thanx.
#3 by rasika on November 7th, 2011
Can I connect this nice programmer to USB port with an adapter or have another circuit for USB ?
please send me that circuit.thanx.
#4 by Skystarbd on September 22nd, 2011
I need a 16f877 PIC programer, i will use this programer to programming this pic?
#5 by electro on September 3rd, 2011
can it programme PIC 16F628A?
#6 by AJAY on August 17th, 2011
I Have allready tried this circuit but this circuit shows error message after verification like this “0h00 address error” plz send me the solution of this error……
#7 by Ayman on June 3rd, 2011
Hi,
thank you for sharing, actually I built this programmer but it gives inaccurate results, it stops after the second or first line of hex data and through an error stating that the data in the PIC is reading different than it should, your help is highly appreciated