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L830-EB Hardware User Manual Page 4 of 39
Contents
1 Preface ...................................................................................................................................................... 6
1.1 Introduction ..................................................................................................................................... 6
1.2 Reference Standard ........................................................................................................................ 6
1.3 Related Documents ........................................................................................................................ 6
2 Overview.................................................................................................................................................... 7
2.1 Introduction ..................................................................................................................................... 7
2.2 Specification .................................................................................................................................... 7
2.3 Application Framework.................................................................................................................... 8
2.4 Hardware Framework ..................................................................................................................... 9
3 Application Interface .................................................................................................................................. 9
3.1 M.2 Interface ................................................................................................................................... 9
3.1.1 Pin Map ............................................................................................................................... 10
3.1.2 Pin Definition ........................................................................................................................ 11
3.2 Power Supply ................................................................................................................................ 14
3.2.1 Power Supply ...................................................................................................................... 15
3.2.2 Logic level ........................................................................................................................... 16
3.2.3 Power Consumption ........................................................................................................... 16
3.3 Control Signal ............................................................................................................................... 17
3.3.1 Module Start-Up .................................................................................................................. 18
3.3.1.1 Start-up Circuit .......................................................................................................... 18
3.3.1.2 Start-up Timing Sequence ........................................................................................ 19
3.3.2 Module Shutdown ............................................................................................................... 19
3.3.2.1 Software Shutdown .................................................................................................. 19
3.3.2.2 Hardware Shutdown ................................................................................................. 20
3.3.3 Module Reset ...................................................................................................................... 21
3.4 USB Interface ................................................................................................................................ 22
3.4.1 USB Interface Definition ..................................................................................................... 22
3.4.2 USB Interface Application ................................................................................................... 22
3.5 USIM Interface .............................................................................................................................. 23
3.5.1 USIM Pins ........................................................................................................................... 23
3.5.2 USIM Interface Circuit ........................................................................................................ 23
3.5.2.1 N.C. SIM Card Slot ................................................................................................... 23
3.5.2.2 N.O. SIM Card Slot ................................................................................................... 24
3.5.3 USIM Hot-Plugging ............................................................................................................. 24
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