Block diagram of a gsm application, 2 block diagram of a gsm application, Confidential / released – Siemens TC35i User Manual

Page 14

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TC35i Terminal Hardware Interface Description

Confidential / Released


TC35i_T_HD_v01.05 Page

14/37

10.07.2003

3.2 Block diagram of a GSM application

Figure

1

shows

a

block

diagram

of

a

sample

configuration

that

incorporates

a

TC35i Terminal

and

typical

accessories.

Host

controller

Power
supply

RF interface

RS-232

interface

Power supply

on/off

Audio interface

Handset

Antenna

Terminal-

circuit

FFC

Modul

e i

nt

e

rf

ac

e

G

S

M E

ngi

ne

TC

35i

GSM Terminal TC35i T

LED

Customer

application

Air reference point
(ARP)

Data
sink/

source

Fuse

IGT_IN

PD_IN

Figure 1: Block diagram of a TC35i Terminal application (example)

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