User's Manual

APV‐200CUserManual
AsiatelcoTechnologiesCo.Proprietary/Confidential 
1 Introduction
The APV‐200C is a self‐contained vehicle tracking device that combines GPS location with
CDMAconnectivity.
Logically,theIONappearstoauseroraserverapplic ation asasingleendpointdevice.Itcan
bequeried,updatedandconfiguredeitherthroughaserialconnection,oranovertheair
CDMA
IPconnection,orthroughSMSmessaging.TheAPV‐200Cpresentsitselfoverthese
connectionsasanenhancedcellularmodemwithattachedfunctionalelements.These
elementsinclude:
GPSlocationengine 
2GeneralPurposeBidirectionalI/O(GPIO)pins 
1Relaydrivepinoutput 
SerialUARTport 
Inputvoltagemonitor (optional)
Timers 
Watchdoglockupprotection (Dedicatedwatchdogcircuitisoptional)
Factoryl oadoptionformotiondetection
Access to these elements and general purpose interfaces is done through an extended AT
commandsetasdefinedherein.
Application scene:
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This product will be desig ned based on the VIA CBP8.2 CDMA 1X 800M&1900M Baseband
chipset, which includes GPS functionality, ARM CPU and CDMA protocol. This baseband
external connection 256M serial flash, CDMA 800M/1900M/GPS RF Transceiver, and RF
Frontendcircuit.
Thedevicewilluseonedualbandantenna（CDMA800&CDMA1900）and
onededicateGPS
antenna.
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