User’s Manual 23
4. HARDWARE REFERENCE
Chapter 4 describes the hardware components and principal hardware
subsystems of the RCM3200. Appendix A, “RCM3200 Specifica-
tions,” provides complete physical and electrical specifications.
Figure 5 shows these Rabbit-based subsystems designed into the RCM3200.
Figure 5. RCM3200 Subsystems
22.1 MHz
osc
32 kHz
osc
RabbitCore Module
RABBIT
®
3000
Program
Flash
Fast SRAM
(program)
Data
SRAM
Ethernet
Battery-Backup
Circuit
Customer-supplied
external 3 V battery
RS-232, RS-485
serial communication
drivers on motherboard
Customer-specific
applications
Level
converter
CMOS-level signals
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