BrightSign HD222 - Default Chapter; Table of Contents

TABLE OF CONTENTS
Overview ............................................................................................................................... 1
Block Diagram ......................................................................................................................................... 2
HD222 ..................................................................................................................................................... 3
HD1022 ................................................................................................................................................... 4
Hardware Interfaces ............................................................................................................. 5
Power Connector .................................................................................................................................... 5
DE9 RS-232 Serial .................................................................................................................................. 5
DA15 GPIO ............................................................................................................................................. 6
RJ45 Ethernet ......................................................................................................................................... 8
USB ......................................................................................................................................................... 8
3.5mm Audio Connector ......................................................................................................................... 9
VGA Output ............................................................................................................................................. 9
HDMI Output ......................................................................................................................................... 10
Environmental and Power Usage ..................................................................................... 11
Theory of Operation ........................................................................................................... 12
BCM7241 CPU ..................................................................................................................................... 12