RCM2000 datasheet(48/80 Pages) DIGI

48 / 80 page

RabbitCore RCM2000

Table A-1 lists the electrical, mechanical, and environmental specifications for the RCM2000.

Table A-1. RCM2000 Specifications

Parameter

RCM2000

RCM2010

RCM2020

Microprocessor

Rabbit 2000® at 25.8 MHz

Rabbit 2000® at 18.432 MHz

Flash EPROM

256K (supports 128K–512K)

SRAM

512K

128K

Backup Battery

Connection for user-supplied backup battery

(to support RTC and SRAM)

General-Purpose I/O

40 parallel I/0 lines grouped in five 8-bit ports (and shared with serial ports):

• 26 configurable I/O

• 8 fixed inputs

• 6 fixed outputs

Additional Inputs

2 startup mode (for master/slave), reset in

Additional Outputs

Status, clock, watchdog, reset out

Memory, I/O Interface

13 address lines, 8 data lines, I/O read/write, buffer enable

Serial Ports

Four 5 V CMOS-compatible ports.

Two ports are configurable as clocked ports, one is a dedicated RS-232

programming port.

Serial Rate

Maximum burst rate = CLK/32

Maximum sustained rate = CLK/64

Slave Interface

A slave port allows the RCM2000 to be used as an intelligent peripheral

device slaved to a master processor, which may either be another Rabbit

2000 or any other type of processor

Real-Time Clock

Yes

Timers

Five 8-bit timers cascadable in pairs, one 10-bit timer with 2 match registers

that each have an interrupt

Watchdog/Supervisor

Yes

Power

4.75 V to 5.25 V DC, 130 mA

4.75 V to 5.25 V DC, 98 mA

Standby Current

10 µA (typical)

Operating Temperature

–40°C to +85°C

Humidity

5% to 95%, noncondensing

Connectors

Two IDC headers 2 × 20, 2 mm pitch

Board Size

1.90" × 2.30" × 0.55"

(48.3 mm × 58.4 mm × 14 mm)

RCM2000 Datasheet(PDF) 48 Page - Digi International Inc.

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