User's Manual

PHS8-P Hardware Interface Overview
2.2 PHS8-P System Overview
19
PHS8-P_HIO_v01.000 Page 19 of 41 2011-11-10
Confidential / Released

2.2 PHS8-P System Overview
Figure 1: PHS8-P system overview
USB
Serial
ASC0
UICC
Analog
audio
Power
supply
RTC
IGT,
Emergency Off
Net state/
status
SIM
Card
Host Application
Controller
On/Off
Module
Application
PSU
or
UMTS
diversity antenna
Power for Application
(VEXT)
Power Indication
(PWR_IND)
Modem Interface
Digital
audio
PCM or I2S
Codec
GSM/UMTS
GPS
GPS antenna
LCI
Low current
indication
GSM/UMTS-
antenna
Wake-
up
Host Wakeup
GPS
active antenna supply,
current limiter
Power
Supply
Application