Rabbit RabbitCore RCM3000 User Manual page 26

Figure 6 shows the use of the Rabbit 3000 ports in the RCM3000 modules.
PC0, PC2, PC4
PC1, PC3, PC5
PG2, PG6
PG3, PG7
PC6
PB1, PC7, /RES
4 Ethernet signals
The ports on the Rabbit 3000 microprocessor used in the RCM3000 are configurable, and
so the factory defaults can be reconfigured. Table 2 lists the Rabbit 3000 factory defaults
and the alternate configurations.
User's Manual
PA0–PA7
Port A
Port C
R
(Serial Ports B,C & D)
Port G
(Serial Ports E & F)
Real-Time Clock
Programming
Port
Watchdog
(Serial Port A)
11 Timers
Ethernet
Slave Port
Port
Clock Doubler
Backup Battery
RAM
Figure 6. Use of Rabbit 3000 Ports
PB0,
PB2–PB7 PD4–PD5
Port D
Port B
(+Ethernet Port)
Port E
ABBIT ®
3000
Port F
Port G
(+Serial Ports)
Misc. I/O
Flash
Support
PE0–PE1,
PE3–PE7
PF0–PF7
PG0–PG1,
PG4–PG5
/RES _ IN
/IORD
/RESET,
/IOWR,
STATUS
SMODE0
SMODE1
17