UserManual Flex2‐M CAT‐M Wireless Communication Device May 07, 2020 1
1 Introduction The device comes pre‐configured from the factory. It is ready to use. TheFLEX2appearstoauseroraserverapplicationasanendpointdevice.Itcan bequeried,updatedandconfiguredeitherthroughaserialconnection, anovertheairIP connection, orthroughSMSmessaging.TheFLEX2presentsitselfoverthese connectionsasanenhancedcellularmodemwithattachedfunctionalelements.
Cellular Modem Based on QuectelBG96 Module Cellular Antenna Internal single antenna GPSAntenna UIMrequirement Dedicate high performance ceramic antenna BatteryMonitor Buildinbatterymanager Interface Support： 3FF SIM Interrupt Mode No Support：Hot Plug/Unplug Internal analog input Yes Debug UART 12V DC Input Ground Relay Drive (Open Drain , 500mA current) Dedicated Output for buzzer control Ignition Input GPIO DedicateTimers Watchdog MotionDetect LED Yes Battery WorkingTime Powerswitch PowerCablecol
3.2 Remote Update TheFLEX2supportsOTAfieldupgradesoftheresidentapplication.An connectionismadeoveran IPconnection. overtheairFTP Areplacementfileisthentransferred fromaservertotheFLEX2andthatfilereplaces thepreviousapplicationimage. 3.3 PowerModes TheFLEX2 devicesupportsseveralpowermodesthataresetbyAT commands. InfullpowermodetheGPSisactiveandthecellularsubsystem willmaintaina persistentcellularconnectionwheneverserviceisavailable.
4 TestMethod 4.1 Hardware Test Item Baseband FunctionTest RFTest 4.2 Description • Power InputTest • Power Consumption and CurrentTest • Heat DissipationTest • UARTStabilityTest • GPIOLevelTest • LED StabilityTest • DropDownTest • ESDTest • High/LowTemperatureTest • • HumidityTest RF PerformanceTest • GPS PerformanceTest • Antenna PerformanceTest Software Test TestEnvironmentConstruct MessageTestenvironment 1.USBdongleandPCasmessageserver 2.
FCC Statement This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.
