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FIBOCOM MC610 Series Hardware Guide 6/70
3.5.3 USIM Design Requirements .............................................................................................. 38
3.6 UART Interface ................................................................................................................. 39
3.6.1 UART Interface Definition .................................................................................................. 39
3.6.2 UART Interface Application ................................................................................................ 40
3.7 Status Indication ............................................................................................................... 42
3.7.1 LPG Signal ........................................................................................................................ 42
3.8 Low Power Mode .............................................................................................................. 43
3.8.1 Sleep Mode ....................................................................................................................... 43
3.9 ADC Function ................................................................................................................... 44
3.10 Analog Audio Interface ..................................................................................................... 45
3.10.1 Audio Interface Pin Definition .......................................................................................... 45
3.10.2 Preventing TDD and Other Noises .................................................................................. 46
3.10.3 Handset Interface Circuit ................................................................................................. 47
3.11 Camera Interface .............................................................................................................. 48
3.12 LCD Interface ................................................................................................................... 49
4 RF Interface .................................................................................................................. 50
4.1 MC610 Working Frequency .............................................................................................. 50
4.2 RF Output Power of MC610 ............................................................................................. 50
4.3 RF Receiving Sensitivity of MC610 Series Modules ........................................................ 51
4.4 WIFI/BT ............................................................................................................................ 52
4.5 RF PCB Design ................................................................................................................ 52
4.5.1 Antenna RF Connector ...................................................................................................... 52
4.6 Antenna Design ................................................................................................................ 54
4.7 BT&WIFI_ SCAN External Design ................................................................................... 56
5 Electrical Characteristics ............................................................................................ 58
5.1 Limiting Voltage Range .................................................................................................... 58
5.2 Ambient Temperature Range ............................................................................................ 58
5.3 Electrical Characteristics of Interface Working State ........................................................ 59
5.4 Environment and Reliability Requirements ...................................................................... 59
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