28 Pin PIC Terminal Development Board

Replacement: None. We do not have a direct replacement for this board. This page is for reference only.

A fun package full of potential projects! Development board for 28 pin PIC microcontrollers with power supply circuit, crystal oscillator circuit, RS232 port, ICSP/ICD port, 16x2 alphanumeric Supertwist LCD display, 6 button keyboard, Dallas touch button port, frequency input, ADC input, relay with 10A/250VAC contacts, buzzer, and status LED.

  • FR-4, 1.5 mm (0.062"), green solder mask, white silkscreen component print
  • Dallas touch button port
  • Frequency input
  • 0-10V and 0-5V ADC input with buffer OPAMP
  • RS232 DB9 female connector
  • RS232/TTL level shifter circuit
  • ICSP/ICD connector for programming with PIC Programmers and Debuggers (for PICs with ICD support)
  • Voltage regulator +5V, 78L05 and filtering capacitors
  • Quartz crystal oscillator circuit - 20Mhz
  • DIL28 microcontroller socket
  • Relay with 10A/250VAC contacts
  • Buzzer
  • Status LED on RB4
  • Four mounting holes
  • Power plug-in jack

Board does not come with PIC installed. Please see a list of related ICs below.

  • 120x36 mm (4.7x1.4")

LCD Test Code - Code to get you started with the LCD

Comments

Looking for answers to technical questions?

We welcome your comments and suggestions below. However, if you are looking for solutions to technical questions please see our Technical Assistance page.

  • Axel / about 15 years ago / 1

    Olimex finnaly answer that it is a HD44780

  • Axel / about 15 years ago / 1

    Hi
    I have this board and I don't succeed to find the reference of the LCD controller.
    I can't find the address of the CG RAM for this board.
    Does anyone have this information?
    Thanks

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