SimCom SIM5215 Hardware Design page 4

3.10 GPIO Interface ........................................................................................................................... 44
3.10.1 Pin Description .................................................................................................................... 44
3.10.2 Application Guide ............................................................................................................... 45
3.11 PCM Interface ............................................................................................................................ 46
3.11.1 Pin Description .................................................................................................................... 47
3.11.2 Signal Description ............................................................................................................... 47
3.12 Multi-functional interface........................................................................................................... 50
3.12.1 Reset Function ..................................................................................................................... 50
3.12.2 ADC..................................................................................................................................... 51
3.12.3 LDO..................................................................................................................................... 52
4 RF Specification .................................................................................................................................. 52
4.1 RF Specification ............................................................................................................................ 52
4.2 Operating Specification ................................................................................................................. 53
4.3 Antenna Design Guide................................................................................................................... 54
4.3.1 Antenna connector .................................................................................................................. 55
4.3.2 Antenna pad ............................................................................................................................ 56
5 Reliability and Operating Characteristics........................................................................................ 57
5.1 Electronic Characteristics .............................................................................................................. 57
5.2 Operating Mode ............................................................................................................................. 57
5.2.1 Operating Modes Overview .................................................................................................... 58
5.2.2 Minimize Power Consumption ............................................................................................... 59
5.3 Current Consumption..................................................................................................................... 59
5.4 EMC and ESD Notes ..................................................................................................................... 61
6 Guide for Production.......................................................................................................................... 62
6.1 Top and Bottom View of SIM5215&SIM5216 ............................................................................. 62
6.2 Moisture Sensitivity Level (MSL) ................................................................................................. 63
6.3 Firmware Update ........................................................................................................................... 63
6.3.1 SD Card Update ...................................................................................................................... 63
6.3.2 USB Update ............................................................................................................................ 64
Appendix .................................................................................................................................................... 66
A. SIM5215&SIM5216 GPIOs List ........................................................................................................ 66
B. Digital I/O Characteristics................................................................................................................... 66
C. Related Documents.............................................................................................................................. 67
D. Terms and Abbreviations .................................................................................................................... 68
E. Safety Caution ..................................................................................................................................... 70
SIM5215&SIM5216_Hardware Design_V2.02
Smart Machine Smart Decision
4
2012-08-31