Block Diagram; Figure 3: Block Diagram - Siemens TC65 Terminal Hardware Interface Description

TC65 Terminal Hardware Interface Description
Confidential / Released
3.2

Block Diagram

Figure 3 shows a block diagram of a sample configuration that incorporates a TC65
Terminal and typical accessories.
Antenna
Votronic
Handset
or other
audio equipment
100V...240V
AC Adapter
or
DC Supply
1)
8V...30V
Ignition
Emergency-off
1) Fast acting fuse I>0.8A , (0.8...1.5 A
TC65 Terminal_HD_V02.000b
Contact
spring
80 pin B2B
SMA
(female)
RF
Contact
spring
On/Off
Key
Audio
SIM
Step Down
DC/DC
Converter
Power
2 s) is recommended for 24V vehicle supply only.

Figure 3: Block diagram

GSM
Module
TC65
Heat Sink
RS232
ON/OFF
TC65T Mainboard
TC65 Terminal
Page 22 of 65
s
RS232
VDD (2.9V)
VDD
I2C device
or
VDD
SPI device
sensors,
relay unit,
switches,
10xGPIO
etc.
2x Analog
measurements
(balanced)
3.0V Backup Battery
8V...30V
Power Supply
Unit
In or Out
1)
Application
2007-02-19