40 Pin AVR Development Board w/USB Connection

Replacement: None. There is no direct replacement for this development board. This page is for reference only.

Development board for 40 pin Atmel ATMega microcontrollers with USB port/power supply circuit, 8MHz crystal oscillator circuit, RS232 port, Reset button, status LED, 10 pin STK ICSP port, and 10 pin JTAG port.

  • ICSP 5x2 pin connector for in-circuit programming with AVR-PG1B or AVR-PG2B
  • JTAG port 5x2 for in-circuit debugging/programming with AVR-JTAG
  • USB to RS232 FT232 converter
  • I2C EEPROM socket
  • Takes power from USB; no need for external adapter
  • Power supply filtering capacitors
  • Quartz crystal oscillator circuit -8Mhz
  • Reset IC ZM33064
  • Reset button
  • General purpose push button
  • Status LED connected to PB0 via removable jumper
  • Extension pin headers for each uC pin
  • Four mounting holes 0.13" (3.3 mm)
  • Grid 100 mils
  • GND bus
  • Vcc bus
  • FR-4, 1.5 mm (0.062"), green soldermask, white silkscreen component print

Note: We found these in inventory and they work fine but we're no longer ordering them. We'll be selling them at a discount for a limited time but when they're gone, they're gone!

Board does not come with AVR installed. Please see a list of related items below.

  • Overall: 3.9x3.15" (100x80 mm)


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.

  • will the sparkfun AVR pocket programmer be able to program this board through the ICSP port?

  • MacWire / about 12 years ago / 1

    There's no pull-up on the i2c clock (see schematic). You have to add one in yourself to get the eeprom working. Other than that, the board works great.
    I used it with ATMEGA16PU and 24LC256.

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