Terminal Circuit; Figure 4: Tc65 Terminal Circuit Block Diagram - Siemens TC65 Terminal Hardware Interface Description

TC65 Terminal Hardware Interface Description
Confidential / Released
3.4

Terminal Circuit

TC65 Terminal_HD_V02.000b
lin. Reg.
3.3V
80 pole
B2B
5 DC/DC
BATT+
4.0V
EN
8
GND
VEXT
+
delay
off on
IGT
On/OFF-Key
10
GPIO1-10
2
SPIDI/
SPICS
2
I2Cxx
2 2x
ADC_IN1,2
GND
VDDLP
100u
VMIC
2
MIC1
Feeding Bridge
AGND
2
EP1
5
CCxx
RS232
level
converter
8
ASC0
PWR_IND
SYNC
RF-Cable

Figure 4: TC65 Terminal circuit block diagram

bypass
reverse battery-,
overvoltage-detection
EMC
PWR_IND fuse
EMC
d/dt EMC
DTR
d/dt EMC
EMC
EMC
EMC
EMC
VDD
EMC
VNEG VDD
EMC
VPOS
EMC
EMC
VDD
EMC
VPOS
EN VNEG
SD
BATT+
lin. Reg-
EN
VDD
LED
blue
Page 24 of 65
s
6 pole
Western Jack
2
Power
2
GND
1
EMERG_OFF
1
IGT_IN
24pin
IO-connector
(male)
1
Power
2
GND
1
ONOFF
10
10xGPIO
4
SPI / I2C
4
2x Analog in
1
VDD
1
BACKUP
4 pole
Western Jack
2
2 Handset
SIM-Holder
5
SIM
9 pole
D-Sub (female)
8
RS232
VDD
2.9V
SMA
(female)
RF
2007-02-19