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RabbitCore RCM2100
1.1 RCM2100 Features
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Small size: 2.0" × 3.5" × 0.80"
(51 mm × 89 mm × 20 mm)
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Microprocessor: Rabbit 2000 running at 22.1 MHz
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34 CMOS-compatible parallel I/O lines grouped in five 8-bit ports (shared with serial
ports)
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8 data lines (BD0–BD7)
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13 address lines (BA0–BA12)
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I/0 read, write, buffer enable
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Status, watchdog and clock outputs
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Two startup mode inputs for booting and master/slave configuration
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External reset input
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Reset output
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Five 8-bit timers, two 10-bit timers; five timers are cascadable in pairs
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2 × 256K flash memory, 512K SRAM
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Real-time clock
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Watchdog supervisor
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Provision for customer-supplied backup battery via connections on header J2
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Four CMOS-compatible serial ports: maximum asynchronous baud rate of 690,625 bps,
maximum synchronous baud rate of 5.52 Mbps. Two ports are configurable as clocked
ports.
Appendix A, “RabbitCore RCM2100 Specifications,” provides detailed specifications for
the RabbitCore RCM2100 modules.
Four versions of the RabbitCore RCM2100 are available. Their standard features are sum-
marized in Table 1.
Table 1. RCM2100 Production Models
Model
Features
RCM2100
Full-featured module including 10/100-compatible
Ethernet port with 10Base-T interface
RCM2110
RCM2100 with 128K SRAM, 256K flash memory
RCM2120
RCM2100 without Ethernet
RCM2130
RCM2110 without Ethernet
