User`s manual

User’s Manual RabbitCore RCM2100 Specifications A–3
Table A –2 lists the electrical, mechanical, and environmental specifications for the RabbitCore RCM2100.
Table A–2: RabbitCore RCM2100 Specifications
Parameter Specification
Board Size
2.00" × 3.50" × 0.80"
(51 mm × 89 mm × 20 mm)
Operating Temperature –40°C to +70°C
Humidity 5% to 95%, noncondensing
Input Voltage 4.75 V to 5.25 V DC
Current 140 mA at 22.1 MHz, 5 V DC; 82 mA at 11.05 MHz, 5 V DC
General-Purpose I/O
34 parallel I/0 lines grouped in five 8-bit ports (shared with serial
ports): 20 configurable for I/O, 8 fixed inputs, 6 fixed outputs
Memory, I/O Interface 13 address lines, 8 data lines, I/O read/write, buffer enable
Additional Digital Inputs Startup mode (2 for master/slave), reset in
Additional Digital Outputs Status, clock, watchdog out, reset out
Ethernet Interface 10baseT
Microprocessor Rabbit 2000
Clock 22.1 MHz
SRAM 512K × 8, surface mount
Flash Memory Two 256K × 8, surface mount
Timers
Five 8-bit timers cascadable in pairs, one 10-bit timer with 2
match registers that each have an interrupt
Serial Ports
Four CMOS-compatible ports. Two ports are configurable as
clocked ports, one is configurable as RS-232 programming port.
Serial Rate
CMOS:
maximum asynchronous 690,625 bps
maximum synchronous 5.52 Mbps
Slave Interface
A slave port allows the RabbitCore RCM2100 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
Watchdog/Supervisor Yes
Time/Date Clock Yes
Socket Strip (for connection
to headers J1 and J2)
Pinrex 2x20, 2 mm pitch (PS2S-2X20GOB)
Backup Battery
Provision for user-supplied backup battery (2.85 V to 3.15 V) via
connections on header J2