Cinterion MC55i - Block Diagram

MC55i Terminal Hardware Interface Description
3.2 Block Diagram
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MC55i_Terminal_HD_v01.201a Page 19 of 47 2010-04-16
Confidential / Released
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3.2 Block Diagram
Figure 2 shows a block diagram of a sample configuration that incorporates an MC55i Terminal
and typical accessories.
Figure 2: Block diagram
Host
controller
Power
supply
Antenna interface
RS-232
interface
Power supply
on/off
Audio interface
Handset
Antenna
Terminal
circuit
Flex cable
MC5xi Module
MC5xi Terminal
LED
External
application
Antenna reference point
(ARP)
Data
sink/
source
Fuse
IGT_IN
PD_IN
Adapter board
B2B connector
SIM card
interface