User`s manual

MiniCore RCM5700/RCM6700 User’s Manual rabbit.com 50
Table A-2 lists the electrical, mechanical, and environmental specifications for the RCM6700.
Table A-2. RCM6700 Specifications
Parameter RCM6700 RCM6710 RCM6750 RCM6760
Microprocessor
Rabbit
®
6000 at 187.5 MHz
EMI Reduction
Spectrum spreader for reduced EMI (radiated emissions)
(when running below 115 MHz)
Ethernet Port
10/100Base-T
PHY only
10/100Base-T,
RJ-45, 2 LEDs
10/100Base-T
PHY only
10/100Base-T,
RJ-45, 2 LEDs
Flash Memory
(mass data storage)
1 MB (serial flash) 4 MB (serial flash)
External SRAM — 1MB (16-bit)
RAM
1MB (Rabbit
®
6000 onchip)
SRAM 32KB (Rabbit 6000 onchip, battery-backable)
Backup Battery
Connection for user-supplied backup battery
(to support RTC)
General-Purpose I/O
up to 35 parallel digital I/0 lines configurable with four layers of alternate
functions
Additional Inputs Reset in
Additional Outputs Status, reset out
External I/O Bus
Can be configured for 8 data lines and
8 address lines (shared with parallel I/O lines),
plus I/O read/write
Serial Ports
6 high-speed, CMOS-compatible ports:
• all 6 configurable as asynchronous (with IrDA), 4 as clocked serial (SPI),
and 2 as SDLC/HDLC
• 1 clocked serial port shared with programming port
Serial Rate Maximum asynchronous baud rate = CLK/8
Slave Interface
Slave port allows the RCM6700 to be used as an intelligent peripheral device
slaved to a master processor
Real-Time Clock Yes
Timers
Ten 8-bit timers (6 cascadable from the first),
one 10-bit timer with 2 match registers, and
one 16-bit timer with 4 outputs and 8 set/reset registers
Watchdog/Supervisor Yes
Pulse-Width Modulators
4 channels synchronized PWM with 10-bit counter or
4 channels variable-phase or synchronized PWM with 16-bit counter
Input Capture
2-channel input capture can be used to time input signals from various port
pins