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Open16F877A Package A, PIC Development Board


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PIC development board designed for PIC16F series, features the PIC16F877A MCU, and integrates various standard interfaces, pretty easy for peripheral expansions.

PIC16F877A development board


Open16F877A is a PIC development board that features a PIC16F877A device as the microcontroller. It supports further expansion with various optional accessory boards for specific application. The modular and open design makes it the ideal for starting application development with PIC microcontroller.

What's On Board

PIC16F877A development board on board resource

  1. PIC16F877A-I/P:the high performance PIC MCU which features:

    • Core: PIC 8-bit RISC

    • Operating Frequency: 20MHz Max

    • Operating Voltage: 2-5.5V

    • Package: DIP40

    • I/Os: 33

    • Memories: 14kB Flash, 368B RAM, 256B EEPROM

    • Communication Interfaces: 1 x MSSP(SPI/I2C), 1 x A/E/UART, 2 x PWM, 8 x ADC

    • Debugging/Programming: ICSP interfaces

  2. AMS1117-3.3: 3.3V voltage regulator

  3. Power switch

  4. Power indicator

  5. LEDs: convenient for indicating I/O status and/or program running state

  6. User keys: for I/O input test and/or program control

  7. Joystick: five positions

  8. Reset button

  9. Buzzer

  10. Infrared receiver

  11. 4M crystal oscillator

  12. 16 I/Os interface | 8-bit AD interface

    • for connecting accessory boards which using I/O control, such as FT245 USB FIFO, 8 SEG LED, etc.

    • there's also 8-bit AD interface can be used for AD testing

  13. 8 I/Os interface: for connecting accessory boards which using I/O control, such as 8 Push Buttons, Motor, etc.

  14. SPI interface: for connecting SPI peripherals, such as DataFlash (AT45DBxx), SD card, MP3, etc.

  15. I2C interface: for connecting I2C peripherals, such as I/O expander (PCF8574), EEPROM (AT24Cxx), etc.

  16. 1-WIRE interface: for connecting 1-WIRE devices (TO-92 package), such as temperature sensor (DS18B20), electronic registration number (DS2401), etc.

  17. UART interface: for connecting UART peripherals, such as RS232, RS485, USB TO UART, etc.

  18. PS/2 interface: for connecting PS/2 keyboard and/or mouse

  19. Graphic multi-color LCD interface: for connecting 2.2 inch multi-color touch screen LCD which using SPI control

  20. Character LCD interface: for connecting character LCD, such as LCD1602 (3.3V blue backlight)

  21. 5V DC jack

  22. Custom crystal socket

  23. VCC power input/output: usually used for power supply output, and/or common ground with other application board

  24. MCU pins connector: all the MCU pins are accessible on expansion connectors for further expansion

  25. ICSP interface: for debugging/programming

  26. LEDs jumper

  27. User keys jumper

  28. Joystick jumper

  29. PS/2 jumper

  30. 1-WIRE jumper

  31. Buzzer jumper

  32. IR jumper

  33. VCC selection jumper

  34. Crystal selection jumper

  35. RA4 pull-up jumper

For jumper 26-32:

  • short the jumper to connect to I/Os used in example code;

  • open the jumper to connect to other custom pins via jumper wires.



PIC Development Board
Open16F877A Development Board

PIC Development Board
Connecting to touch screen LCD

PIC Development Board
Connecting to character LCD

PIC Development Board
Connecting to PICkit3


PIC Development Board
Connecting to various peripherals

2.2inch 320x240 Touch LCD
Connecting to touch screen LCD

RS232 Board
Connecting to RS232 Board via UART

PL2303 USB UART Board mini
Connecting to USB UART Board via UART


FT245 USB FIFO Board
Connecting to USB FIFO Board via 16 I/Os interface

8 SEG LED Board
Connecting to 8-SEG LED via 16 I/Os interface

8 Push Buttons
8 Push Buttons on the 8 I/Os interface

AD Keypad
AD Keypad on the 8 I/Os interface


Connecting to EEPROM Board via I2C

PCF8563 RTC Board
Connecting to RTC Board via I2C

I2C cascading x3
Multi I2C peripheral Module connected to the I2C bus

AT45DBXX DataFlash Board
Connecting to DataFlash Board via SPI


Micro SD Board
Connecting to Micro SD Board

Connecting to any accessory board
Connecting to any accessory board you need


Note: The Open16F877A does NOT integrate any debugging function, a debugger is required.

ICSP Interface

The figure below shows the header pinouts of ICSP interface

ICSP interface header pinouts

Development Resources

  • Related Software (MPLAB, etc.)

  • Demo Code (examples in C)

  • Schematic (PDF)

  • PIC Development Documentations (Datasheets etc.)


Reviews More>>

  • Brazil

    Vry Good

    LTC1390CS,ACPL-214,ACPL-064L,MC33035DWR2G,ADM238LJR/SMD,MAX4126ESA+,AMP02FS ,TCMT1600

  • -1

    Thank you. My parts delivered in time & safe.


  • Australia

    As usual the parcel was very nicely packed & protected the ICs while in transit.


  • Canada

    I have received the part, and was well packaged.
    Thanks again for your good service.


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