Application Interface - Siemens AC75 Hardware Interface Description

AC75 Hardware Interface Description
Strictly confidential / Preliminary
3

Application Interface

AC75 is equipped with an 80-pin board-to-board connector that connects to the external
application. The host interface incorporates several sub-interfaces described in the following
chapters:
•
Power supply - see Section 3.1
•
Charger interface – see Section 3.5
•
SIM interface - see Section 3.9
•
Serial interface ASC0 - see Section 3.10
•
Serial interface ASC1 - see Section 3.11
•
Serial interface USB - see Section 3.12
•
Serial interface I²C/SPI - see Section 3.13 and 3.14
•
Two analog audio interfaces - see Section 3.15
•
Digital audio interface (DAI) - see Section 3.15 and 3.15.4
•
10 lines GPIO interface – see Section 3.16
•
Status and control lines: IGT, EMERG_RST, PWR_IND, SYNC - see Table 26
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27.04.2006