Hardware Description; C18 Block Diagram Description And Operation Overview; C18 Block Diagram; Figure 3. C18 Block Diagram - Motorola c18 Developer's Manual

3.1 18 BLOCK DIAGRAM DESCRIPTION AND OPERATION OVERVIEW
C
This chapter describes the basic blocks comprising the c18 module and the connectivity options for the module.
3.1.1

c18 Block Diagram

Figure 3 shows a block diagram for the c18 module:
Cellular
Antenna
Connector
MMCX
MMCX
GPS
Antenna
Connector
The c18 is a cellular radio based on the Qualcomm MSM5100 chipset. The call-processing protocol and the voice DSP are
located within the Baseband block. The RF block transmitter and receiver support 800/1900MHz CDMA and 800MHz AMPS.
In addition, the E911 FCC requirement for Assisted GPS (aGPS) is also supported.
c18 module interfaces use the following three types of connectors:
• 70-pin, 0.5mm pitch, board-to-board connector
• 36-pin ZIF (Zero Insertion Force) connector
• 28-pin DIN connector
98-08901C63-A
3.

HARDWARE DESCRIPTION

RF Baseband
Block Block

Figure 3. c18 Block Diagram

28 Pin
Connector
70 Pin
Connector
36 Pin
Connector
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