User`s manual

60 RabbitCore RCM3400
Table A-1 lists the electrical, mechanical, and environmental specifications for the RCM3400.
Table A-1. RabbitCore RCM3400 Specifications
Parameter RCM3400 RCM3410
Microprocessor
Low-EMI Rabbit
®
3000 at 29.4 MHz
Flash Memory 512K 256K
SRAM 512K 256K
Backup Battery
Connection for user-supplied backup battery
(to support RTC and SRAM)
Analog Inputs
8 channels single-ended or 4 channels differential
Programmable gain 1, 2, 4, 5, 8, 10, 16, and 20 V/V
• A/D Converter
Resolution
12 bits (11 bits single-ended)
• A/D Conversion Time
(including 120 µs raw
count and Dynamic C)
180 µs
• A/D Input Voltage
Range:
0 - 2 VDC
General-Purpose I/O
47 parallel digital I/0 lines:
• 41 configurable I/O
• 3 fixed inputs
• 3 fixed outputs
Additional Inputs Startup mode (2), reset in, CONVERT
Additional Outputs Status, reset out, VREF
Auxiliary I/O Bus
Can be configured for 8 data lines and
6 address lines (shared with parallel I/O lines), plus I/O read/write
Serial Ports
5 shared high-speed, CMOS-compatible ports:
• all 5 configurable as asynchronous, 3 as clocked serial (SPI), and 2
as SDLC/HDLC
• 1 asynchronous serial port dedicated for programming
• Support for MIR/SIR IrDA transceiver
Serial Rate Maximum asynchronous baud rate = CLK/8
Slave Interface
A slave port allows the RCM3400 to be used as an intelligent
peripheral device slaved to a master processor, which may either be
another Rabbit 3000 or any other type of processor
Real-Time Clock Yes
Timers
Ten 8-bit timers (6 cascadable), one 10-bit timer with 2 match
registers