2.17 Temperature Range 63
2.18 Magnetic Fields 63
2.19 Cables with USB Connectors 63
2.20 Cables with Non-USB Connectors 63
2.21 Integrated USB Receptacles 63
2.22 Integrated Non-USB Receptacles 64
2.23 User Supplied Cables and Power Supplies 64
2.24 Removable Storage 65
2.25 RF Transmission and Reception 65
2.26 TDMA Noise 65
3. Apple Authentication Coprocessor 2.0C 66
3.1 Coprocessor 2.0C Overview 66
3.2 Coprocessor 2.0C Authentication Protocol 66
3.3 Coprocessor 2.0C Signals and Pinouts 66
3.4 Coprocessor 2.0C Address Selection 67
3.5 Coprocessor 2.0C Reference Circuit 68
3.6 Coprocessor 2.0C System Voltage 68
3.7 Coprocessor 2.0C I2C Interface 69
3.7.1 I2C Startup On Power On 69
3.7.2 I2C Startup On Warm Reset 70
3.7.3 I2C Communications Process 71
3.7.4 I2C Sleep Mode 72
3.8 Coprocessor 2.0C Registers 72
3.8.1 Register Addresses 72
3.8.2 Register Descriptions 75
3.9 Coprocessor 2.0C I2C Protocol 82
3.9.1 Slave Selection and Reset 82
3.9.2 Coprocessor Busy 82
3.9.3 Writing to the Coprocessor 82
3.9.4 Reading from the Coprocessor 82
3.10 Coprocessor 2.0C Device Characteristics 83
3.10.1 Physical Configuration 83
3.10.2 Maximum Environmental Conditions 90
3.10.3 Recommended Operating Conditions 90
3.10.4 I2C Interface Characteristics 90
3.10.5 DC Electrical Characteristics 91
3.10.6 Timing Characteristics 91
4. Apple Lightning Audio Module 93
2015-12-18 | Copyright © 2015 Apple Inc. All Rights Reserved.
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