User's Manual

GS2100M-DS-001212, Release 0.10 Confidential Preliminary 5
Table of Contents
Chapter 1 GS2100M Overview ........................................................................................................ 17
1.1 Product Overview ..................................................................................................................17
1.2 GS2100M Module Product Features .....................................................................................17
Chapter 2 GS2100M Architecture .................................................................................................... 21
2.1 Architecture Description ........................................................................................................21
2.1.1 Wireless LAN and System Control Subsystem ............................................................23
2.1.2 On-board Antenna / RF Port / Radio ............................................................................23
2.1.2.1 802.11 MAC .........................................................................................................23
2.1.2.2 802.11 PHY .........................................................................................................24
2.1.2.3 RF/Analog ............................................................................................................24
2.1.3 Network Services Subsystem ......................................................................................25
2.1.3.1 APP CPU .............................................................................................................25
2.1.3.2 Crypto Engine ......................................................................................................25
2.1.4 Memory Subsystem .....................................................................................................25
2.1.4.1 SRAM ..................................................................................................................25
2.1.4.2 ROM ....................................................................................................................26
2.1.4.3 OTP ROM ............................................................................................................26
2.1.4.4 Flash Interface .....................................................................................................26
2.1.5 Clocks ..........................................................................................................................26
2.1.6 Real Time Clock (RTC) Overview ................................................................................27
2.1.6.1 RTC Main Features .............................................................................................27
2.1.6.2 Real Time Clock Counter .....................................................................................28
2.1.6.3 RTC I/O ................................................................................................................28
2.1.7 GS2100M Peripherals ..................................................................................................28
2.1.7.1 SDIO Interface .....................................................................................................28
2.1.7.2 SPI Interface ........................................................................................................29
2.1.7.3 UART Interface ....................................................................................................29
2.1.7.4 I2C Interface ........................................................................................................29
2.1.7.5 GPIO ....................................................................................................................30
2.1.7.6 Sigma Delta ADC .................................................................................................30
2.1.7.7 PWM ....................................................................................................................30
2.1.8 System States ..............................................................................................................31
2.1.9 Power Supply ...............................................................................................................32
Chapter 3 Pin-out and Signal Description ........................................................................................ 33
3.1 GS2100Mxx Device Pin-out ..................................................................................................33
3.1.1 GS2100Mxx Module Pins Description ..........................................................................34
3.1.2 GS2100M Pin MUX Function .......................................................................................37
3.1.3 GS2100M Program and Code Restore Options ...........................................................39
Chapter 4 Electrical Characteristics ................................................................................................. 41
4.1 Absolute Maximum Ratings ...................................................................................................41
4.2 Operating Conditions .............................................................................................................42
4.3 I/O DC Specifications ............................................................................................................43
4.3.1 I/O Digital Specifications (Tri-State) Pin Types 4mA, 12mA, and 16mA ......................43
4.3.1.1 I/O Digital Specifications for VDDIO=3.0V to 3.6V ..............................................43
4.3.2 RTC I/O Specifications .................................................................................................44
4.4 Power Consumption (Estimate) .............................................................................................44