Integration Guide
Table Of Contents
- 1 Introduction
- 2 Module Power
- 3 Interfaces
- 4 Hardware Design Guidelines
- Advanced Tips for an RF-Friendly Layout
- Audio Reference Design
- Control Connector Signal Descriptions and Functions
- Module Power (PINS 87, 89, 91, 93, 95, 97, 99)
- Modem Power-on and Recovery Techniques
- Power Switch Logic Detect (Pin 85)
- ON/OFF (PIN 37)
- Phone On - PON (PIN 35)
- Internal Power Switch
- Voltage Reference - VREG_MSME1.8 (PIN 77)
- USB (PINS 1, 3, 5, 7)
- General Purpose Input/Output Interface
- RTC Sleep
- Serial Interfaces and Handshake (Pins 11, 13, 15, 17, 19, 21, 23, 25)
- UART 2 (Pins 27, 29)
- Digital Audio Interface (Pins 12, 14, 16, 18)
- 32 kHz Output (PIN 56)
- Analog-to-Digital Inputs (PIN 44 and 74)
- Handset Microphone Input (PINS 65, 67)
- Handset Microphone BIAS Output (PINS 53, 63)
- Handset Speaker Output (PINS 71, 73)
- Headset Microphone Input (PIN 55)
- Headset Speaker Output Left and Right (PINS 57, 59)
- Headset Detect (PIN 47)
- Circuit Protection
- 5 USB Driver Installation
- iv -
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