Cinterion
®
Java Terminals Hardware Interface Description
3.3 Terminal Circuit
35
EHSxT_BGS5T_HID_v02 2014-05-23
Confidential / Preliminary
Page 22 of 70
3.3 Terminal Circuit
Figure 4 shows a general Java Terminal block diagram that includes all variants. Not every
interface is available for all Terminal products.
Figure 4: Java Terminals circuit block diagram
D‐Sub9‐pin
Level‐
shifter
RS232interface
EMC
RS232driver
Batt+
SIMcard
holder
SIMcardinterface
CCxxx
EMC
Batt+
LED
green
LED
yellow
LED drivers
LED
V180
SMAfemale
Antennainterface
RFout
WesternJack6‐pin
Powersupply
EMC
(on/off)
EMC
power
DC/DC
converter
Vreg
Line
regulator
ON
EMERG_RST
Batt+
Batt+
(Hardware)
Watchdog
LED
active
LED
link
Magnetics
10/100 Ethernet
Phy Controller
KSZ8721
USB
GPIO
connector
12‐pin
EMC
Driver
bidirect.
GPIO
USB‐B
connector
EMC
USB
Electronic
SIM
(opt.)
Micro controller
MII
Quartz
Quartz
AlternativeUSBorEthernetconnector
SMAfemaleSMAfemale
RFin
Rfin
Antennainterfaces
forfutureuse(GNSS,Rxdiversity)
GPIO
connector
8‐pin
EMC
RS485
Driver
Java
module
Supply
VCCref
I²C
GPIO22/WD_RETRIG
Ethernet
RJ45
(forfutureuse)