THEORY OF OPERATION .................................................................................................. 15
Power Supply .................................................................................................................................................................. 15
Reset ............................................................................................................................................................................... 15
BCM7208 CPU ................................................................................................................................................................ 15
Built-in Flash .................................................................................................................................................................... 15
SDRAM ............................................................................................................................................................................ 16
Serial Port ........................................................................................................................................................................ 16
Video Encoder and Filter ................................................................................................................................................. 16
Audio Outputs .................................................................................................................................................................. 16
On-Board LEDs ............................................................................................................................................................... 16
On-Board Switch.............................................................................................................................................................. 17
Reset Switch/GPIO Button .............................................................................................................................................. 17
SDHC/SD Flash Slot ........................................................................................................................................................ 18
NAND Flash ..................................................................................................................................................................... 18
Ethernet ........................................................................................................................................................................... 18
USB ................................................................................................................................................................................. 18
