
CE-500 MDT Hardware Guide
Device Connector Slot - Rubber and Plastic Covers ......................................................................25
Real Time Clock (RTC)..............................................................................................................25
Watchdog ...............................................................................................................................25
User Interface ...........................................................................................................................26
Display...................................................................................................................................26
Touch Screen and Stylus ..........................................................................................................26
Light Sensor ...........................................................................................................................27
Keypad...................................................................................................................................27
Customized Front Panel Label (Option).......................................................................................30
Audio Support ...........................................................................................................................30
Internal Speakers ....................................................................................................................30
Internal Microphone .................................................................................................................31
Audio CODEC (Option) .............................................................................................................31
Communication Interfaces ..........................................................................................................31
Serial Communication ..............................................................................................................31
USB (Universal Serial Bus) Communication .................................................................................32
Ethernet Communication (Option)..............................................................................................34
Peripheral Controls.....................................................................................................................34
Digital I/O ..............................................................................................................................34
Analog Input ...........................................................................................................................36
1-Wire Interface ......................................................................................................................36
Terminal Connector Signal Maps..............................................................................37
Overview ................................................................................................................................37
Pinout of Connectors ................................................................................................................38
Platform Power........................................................................................................42
Overview ................................................................................................................................42
Vehicle Battery Connection .......................................................................................................43
Internal Battery (Option) ..........................................................................................................44
Device Power Consumption .......................................................................................................45
Power Management .................................................................................................46
Overview ..................................................................................................................................46
Understanding Power States........................................................................................................46
Suspend .................................................................................................................................46
Shutdown ...............................................................................................................................47
Warm BOOT reset....................................................................................................................48
Hardware Power Down .............................................................................................................49
Setting Registry to Factory Defaults .............................................................................................50
Formatting Flash Memory Storage................................................................................................51
Optional Feature Modules ........................................................................................52
Overview ..................................................................................................................................52
Wireless Communication.............................................................................................................52
Overview ................................................................................................................................52
GSM / GPRS............................................................................................................................52