User's Manual

Confidential Preliminary – Subject to Change
 2010 China Mark, Ltd. T/A Montage Asia Page 11 of 19
Single Chip Phone
ARM
Cellular Base Band
Figure 1
Arrow Hardware Architecture Block Diagram
Memory Interface
GSM
Status
GPIO
Signal
Conditioning
GPIO
GSM RF
Front End
GPS
Module
UART
Power
Regulator
DC/DC
Converter
UART
Power
Conditioning
Patch
Antenna
Antenna
8-Pin 3mm (Main)
Temp
RF Interface
GPIO
Relay
Driver
Watchdog
Controller
GPIO
Reset
8-Pin 1.25mm (Internal Expansion)
Switch
Timing
SIM
A/D
Red
Green
GPIO
ESD
Protection
ESD
Protection