Accessory Detection Though Aci - Nokia RH-27 Series Technical Documentation Manual

RH-27
Troubleshooting - Baseband

Accessory detection though ACI

USB and Audi on (mono or stereo) and FM radio communication in Tomahawk is done
through the following signals:
USB
Pin 5 (USB Vbus)
Pin 6 (USB +)
Pin 7 (USB -)
Pin 8 (Data GND)
A waveform showing such interface is shown in the following figure:
Page 34
©2003 Nokia Corporation
CCS Technical Documentation
Audio/FM
Pin 9 (XMic N)
Pin 10 (SMIC P)
Pin 11 (HSEAR N)
Pin 12 (HSEAR P)
Pin 13 (HSEAR R N)
Pin 14 (HSEAR R P)
Confidential Issue 1 11/2003