DVK512 Raspberry Pi Expansion Board

Pinheaders for connecting with the RPi

UART interface easily connects to UART modules such as RS232, RS485, USB TO UART, etc.
8I/Os interface easily connects to modules controlled by I/Os, such as 8 Push Buttons, Logic Level Converter, Mix Board, etc.
SPI interface easily connects to SPI modules such as AT45DBXX Dataflash, L3G4200D Board, etc.
I2C interface easily connects to I2C modules such as PCF8574 Expansion Board, PCF8563 RTC Board, LSM303DLHC Board, etc.
Character LCD interface for connecting character LCDs like LCD1602
USB connector USB TO UART, supported by onboard converter CP2102
Power indicator
User LEDs
User Keys
Potentiometer for LCD1602 contrast adjustment
RTC battery holder
PCF8563 onboard RTC chip
32.768K crystal RTC crystal
CP2102 onboard USB TO UART chip, for debugging
CP2102 jumper
RTC jumper
User LEDs jumper
User Keys jumper