Mini web ATmega1284P board, V2

This project shows the Mega1284P mini-web PCB. it use the WIZ820io.
When using both 5V & 3.3V rails and running Ethernet, some quick measurements of current draw gives a max of about 220mA. Thats before using the SD card.

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Parts

• ATMEGA1284 (2 serial ports, 16K ram, lots of other goodies….)
• DS1307 battery-backed clock
• RS485
• micro SD card
• Ethernet (WIZ820 module)
• Radio socket-strip (for nRF24L01 or other)
• Breadboard friendly
• Atmel 6-pin ICP heade

It should work with a FDTI basic, using DTR to reset

Reference Data

• Pin diagram.pdf
• schemetic.pdf

For more information, refer to this URL.
– PCB Link Page
– Author blog