User Guide

Figure 20 Clocking scheme

USB, SIM, MMC

Micro USB

The micro USB (Universal Serial Bus) provides a wired connectivity between a PC and peripheral devices. It is

a differential serial bus.

USB 2.0 is supported with full speed (12 Mbps).

Hot swap is supported, which means that USB devices may be plugged in/out at any time.

This phone is provided with a specific connector for µUSB.

SIM interface

The device has one SIM (Subscriber Identification Module) interface. It is only accessible if battery is removed.

The SIM interface consists of an internal interface between RAP and EM ASIC (N2200), and of an external

interface between N2200 and SIM contacts.

The SIM IF is shown in the following figure:

Figure 21 SIM interface

RM-264

System Module

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