Flash Extension board allows you to connect SD/MMC flash memory cards and thus add additional memory to LPC-4350 Demoboard.

Schematics diargam can be downloaded as Extension_Schematic_Flash.pdf file.
 
On the following picture you can see the image of the flash extension board and and location of main components:

Extension board components:

1. Extension Board Connector		Use J1 connector to plug extension board to next compatible extension board.
2. SPI Interface Connector		Use J4 SPI interface connector to choose which SPI port to use (SPI0 or SPI1).
3. SPI Data Flash		U1 - 1 Mbit SPI data flash.
4. Slot for SD/MMC/SDIO card		J2
5. Jumper for I2C Address Selection		J5
6. I2C EEPROM		U2
6. Demoboard Connector		J3 to plug extension board to compatible LPC-4350-DB1 or LPC-1850-DB1 demoboard.