User`s manual

User’s Manual 23
4. HARDWARE REFERENCE
Chapter 3 describes the hardware components and principal
hardware subsystems of the RabbitCore RCM2100. Appendix A,
“RabbitCore RCM2100 Specifications,” provides complete
physical and electrical specifications.
4.1 RCM2100 Digital Inputs and Outputs
Figure 5 shows the subsystems designed into the RCM2100 modules.
Figure 5. Rabbit Subsystems
R ABBIT
2000
Port A
Port B
Port D
Port E
PA0PA7
PB0
PB5
PB6
PB7
4x CMOS
synchronous/
asynchronous
PE0PE7
PD0PD7
BA0BA12
IORD
IOWR
BUFEN
BD0BD7
PCLK
RESET
WDO
Data Lines
Address Lines
Misc. Outputs
I/O Control
Watchdog
7 Timers
Clock Doubler
Slave Port
Real-Time Clock
RAM
Backup Battery
Support
Flash
Serial Ports
(Port C)
Programming
Port
PD4PD7
PE2, PE6
Ethernet: