Rabbit RabbitCore RCM4100, User Manual

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2 RabbitCore RCM4100
1.1 RCM4100 Features
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Small size: 1.41" × 1.88" × 0.49"
(36 mm × 48 mm × 12 mm)
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Microprocessor: Rabbit 4000 running at up to 58.98 MHz
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Up to 40 general-purpose I/O lines configurable with up to four alternate functions
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3.3 V I/O lines with low-power modes down to 2 kHz
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Six CMOS-compatible serial ports — four ports are configurable as a clocked serial port
(SPI), and two ports are configurable as SDLC/HDLC serial ports.
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Alternate I/O bus can be configured for 8 data lines and 6 address lines (shared with
parallel I/O lines), I/O read/write
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512K flash memory, 256K data SRAM
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Real-time clock
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Watchdog supervisor