20 Pin AVR Development Terminal

Product Description

Replacement: None. There is no direct replacement for this board. We have retired it and will no longer carry it. This page is for reference only.

Description: A fun package full of potential projects! Development board for 20 pin AVR microcontrollers with power supply circuit, crystal oscillator circuit, reset IC, RS232 port, STK ICSP port, 16x2 alphanumeric LCD display, 6 button keyboard, Dallas touch button port, frequency input, relay with 5A/250VAC contacts, buzzer, status LED.

Features:

• 
  FR-4, 1.5 mm (0.062"), green solder mask, white silkscreen component print


• 
  Four mounting holes 3.3 mm (0.13")


• 
  Dallas touch button port


• 
  Frequency input


• 
  RS232 DB9 female connector


• 
  RS232 TTL levels output connector


• 
  ICSP 5x2 pin connector for in-circuit programming with AVR-PG1B or AVR-PG2B


• 
  Voltage regulator +5V, 78L05 and filtering capacitors


• 
  Quartz crystal oscillator circuit 10MHz


• 
  Reset IC ZM33064


• 
  DIL20 microcontroller socket


• 
  Relay with 5A/250VAC contacts with screw terminals


• 
  Status LED for the relay


• 
  Buzzer


• 
  DC Power jack

Dimensions: 120x36 mm (4.7x1.4")

Documents:

• 
  Datasheet


• 
  Schematic


• 
  AVR ICSP connector


• 
  avr-mt.asm - Demo software (Thanks to Dr. Raphael Holzer)

Supported Devices: AT90S1200, AT90S2313, ATtiny2313