User's Manual

Table Of Contents

AH3-W Hardware Interface Overview

3 Application Interface

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3 Application Interface

AH3-W is equipped with an 80-pin board-to-board connector that connects to the external ap-

plication. The host interface incorporates several sub-interfaces described in the following sec-

tions:

• Operating modes - see Section 3.1

• Power supply - see Section 3.2

• Serial interface USB - see Section 3.3

• Serial interface ASC0 - Section 3.4

• UICC/SIM/USIM interface - see Section 3.5

• Analog audio interface - see Section 3.6

• Pulse Code Modulation interface (PCM) - see Section 3.7

• Analog-to-Digital Converter (ADC) - see Section 3.8

• GPIO lines - see Section 3.9

• Status and control lines: IGT, EMERG_

OFF, PWR_IND, STATUS - see Table 27