Tuesday, May 5, 2020

OProg - Open Source USB Programmer - 18F2550

Recently I found a programmer from internet. This programmer is completely free and open source. It used few components and working well. I make some changes to it. You can find the original one from here.

OPROG Prototype
Prototype

Advantages of this programmer are;
  • Completely free and Open Source (including firmware)
  • Programs PIC, dsPIC, ATMEL, EEPROM (I2C, SPI, MicroWire, OneWire, UNIO)
  • Can work as ICD debugger
  • USB 2.0 Full Speed interface
  • Self-powered
  • Doesn't need drivers
  • Hardware generated timings for maximum speed and reliability (writes an 18F2550 in 15s)
  • Open source control programs for Linux and Windows

OPROG diagram
Schematic

Main controller is PIC18F2550, and Supply directly get from PC USB port. HEX, PCB, Schematic and PC software can download from below. And for latest updates and full description please follow the Open Programmer site.


1 comment:

  1. George Stevens ManufacturingJanuary 6, 2023 at 2:59 PM

    Thanks for sharing!!

    George Stevens offers custom and standard solutions for any coil winding application. George Stevens Manufacturing is ideal for a guitar pickup winder. A global leader in designing and building innovative guitar pickup winders in Illinois.

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