Hardware+Design V1.07

Smart Machine Smart Decision
Contents
Revision History .......................................................................................................................................... 9
1 Introduction ........................................................................................................................................ 10
1.1 Product Outline.............................................................................................................................. 10
1.2 Hardware Interface Overview.........................................................................................................11
1.3 Hardware Diagram..........................................................................................................................11
1.4 Functional Overview...................................................................................................................... 12
2 Package Information.......................................................................................................................... 13
2.1 Pin Configuration........................................................................................................................... 13
2.2 Pin description ............................................................................................................................... 15
2.3 Package Dimensions...................................................................................................................... 18
2.4 Footprint Recommendation ........................................................................................................... 19
3 Application Interface Specification................................................................................................... 20
3.1 Power Supply................................................................................................................................. 20
3.1.1 Power Supply Pin.................................................................................................................... 20
3.1.2 Design Guide .......................................................................................................................... 21
3.1.3 RTC Backup............................................................................................................................ 23
3.2 Power on/off Time Sequence......................................................................................................... 24
3.2.1 Power on Sequence ................................................................................................................. 24
3.2.2 Power off Sequence ................................................................................................................ 26
3.3 UART Interface.............................................................................................................................. 27
3.3.1 Pin Description........................................................................................................................ 28
3.3.2 Application Guide................................................................................................................... 28
3.4 Audio Interfaces............................................................................................................................. 29
3.4.1 Pin Description........................................................................................................................ 30
3.4.2 Design Guide .......................................................................................................................... 30
3.4.3 Audio Parameter Characteristic .............................................................................................. 32
3.5 USIM Interface .............................................................................................................................. 33
3.5.1 Pin description ........................................................................................................................ 33
3.5.2 Application Guide................................................................................................................... 33
3.5.3 Recommend Components ....................................................................................................... 34
3.6 I2C Interface .................................................................................................................................. 35
3.6.1 Pin Description........................................................................................................................ 36
3.6.2 Signal Description................................................................................................................... 36
3.6.3 Design Guide .......................................................................................................................... 36
3.7 Keypad Interface............................................................................................................................ 36
3.7.1 Pin Description........................................................................................................................ 36
3.7.2 Application Guide................................................................................................................... 37
3.8 USB Interface ................................................................................................................................ 38
3.8.1 Application Guide................................................................................................................... 38
3.9 SPI Interface .................................................................................................................................. 39
3.9.1 Pin Description........................................................................................................................ 39
SIM5320_Hardware Design_V1.07 2012-09-21
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