Development board for 20 pin AVR microcontrollers (such as ATMEL ATtiny2313, AT90S2313, AT90S1200) with power supply circuit, crystal oscillator circuit, RS232 port, ISP port, 4 relays output, 4 optocoupler isolated inputs

This board can be used as ready part of you " Smart House system" or for your development project with ATMEL AVR controller. Board fully assembled and tested.

Features
* ATtiny2313 as GIFT
* ICSP 5x2 pin connector for in-circuit programming with AVR ISP, AVR ISP v3.2 or any other ISP programmer
* DIL20 microcontroller socket
* status LED connected to PB4
* reset circuit MC34064
* Quartz crystall oscilator circuit 7.3728 MHz
* Voltage regulator +5V, 78L05 and filtering capacitors
* Power plug-in jack
* RS232 DB9 female connector , RS232 MAX232 interface circuit with Tx, Rx signals
* 4 optocoupler isolated inputs with screw terminals
* input status LEDs
* 4 relay outputs with 10A/250VAC contacts with screw terminals
* output status LEDs
* four mounting holes 3.3 mm (0.13")
* FR-4, 1.5 mm (0.062"), green soldermask, white silkscreen component print
* dimensions 80.5x75 mm (3.17 x 2.95")

Links

* Schem for AVR-I/O board: http://www.mcuboards.org.ua//document/AVR-IO/schem_AVR_IO.pdf
* Dimensions of AVR-IO board: http://www.bravekit.com/document/AVR_boards/AVR-IO/AVR_IO_dimensions.pdf
* ATtiny2313 HEX test firmware for testing relay outputs and RS232. This firmware with interval 1.5 sec TURN ON and TURN OFF each relay output and send on RS232 (9600 baud, 8 bit, 1 bit stop) information about what RELAY output is enabled&disabled at this moment ( quartz crystal 7.3728MHz must be installed on board for correct working of RS232 ): http://www.mcuboards.org.ua//document/AVR-IO/AVRIO_test.hex

Shipping & Handling :
- Item will be shipped from Ukraine (EUROPE) with Airmail in 1-2 days in high-quality package

Payments:
1) PAYPAL and credit cards via PAYPAL
2) Bank transfer (bank account in Germany)
3) Moneybookers
4) Money Order
5) Personal Check
6) Google Checkout