Rabbit RabbitCore RCM5400W, User Manual, Page: 35 / 120

OEM User’s Manual 29
Figure 8 shows the use of the Rabbit 5000 microprocessor ports in the RCM5400W
modules.
Figure 8. Use of Rabbit 5000 Ports
The ports on the Rabbit 5000 microprocessor used in the RCM5400W are configurable,
and so the factory defaults can be reconfigured. Table 2 lists the Rabbit 5000 factory
defaults and the alternate configurations.
R
ABBIT®
5000
Port A Port B Port D
Port E
PA0–PA7
PB0
PB2–PB7
PE0–PE7
PD0–PD7
/RESET_OUT
/IORD
/IOWR
Watchdog
11 Timers
Clock Doubler
Slave Port
Real-Time Clock
RAM
Backup Battery
Support
Flash
Misc. I/O
/RESET_IN
Port C
(Serial Ports B, C & D)
Programming
Port
(Serial Port A)
PB1, PC6, STATUS
PC0, PC2, PC4
PC1, PC3, PC5
Serial Ports E & F
PC7, /RESET_IN,
SMODE0, SMODE1
Wi-Fi