Installation Instruction

Ref : SCT TMO MOD SPEC 662
Rev.: B
Ref. sec. :
Date:
18/11/2004
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MO2XX module – Confidential under NDA
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2. BLOC DIAGRAM
Figure 1
MO2XX bloc diagram
*Depending on software version
MO2xx
GPRS
GSM900 / GSM850*/ DCS1800 / PCS1900
Hardware
Power
Management
+
SIM interface (3V)
Mod_On*_Cmd
Mod_Off*_Cmd
Dte_reset*_cmd
Mod_on_state
Mod_uart_state
Mod_flow_state
Mod_reset_state
Dte_uart*_state
Mod_reset*_cmd
IO7
STDBYCAM
TSPACTEXT
INT1
IO6
IO5
SDAI2C
SDCI2C
CLK32K
CLKSYREN
VRIO
Simclk
Simrst
Simvcc
Simio
Simcd
MICIP
MICIN
HPP8
HPN8
HPP32
HPN32
HSOR
HSOL
HSMICIP
HSMICIN
Ledr
Ledg
Spare I/Os
Uart2
Uart1
Mod_Esc*._Cmd
DTE_Esc._Cmd
+
+
VBAT
Handset Microphone
Handset
Speaker
Module On signal
VBAT
Module Off signal
V24
Interface
Transceiver
(
if necessary
)
Accessory Microphone
Accessory
earphone
earpiece
Data/command
multiplexing
(hardware solution)
GPS
RF + Chip
set
VBAT