Figure 6 shows the use of the Rabbit 3000 microprocessor ports in the RCM3360/
RCM3370 modules.
PA0?PA7
Port A
PB2?PB7
Port B
PD2?PD7
Port D
PC0, PC2
PC1, PC3
PG2?PG3
PG6?PG7
PC6
PB1, PC7, /RESET,
STATUS,
SMODE0, SMODE1
4 Ethernet signals
Port C
(Serial Ports C & D)
Port G
(Serial Ports E & F)
Programming
Port
(Serial Port A)
Ethernet
Port
RAM
R ABBIT ?
3000
Real-Time Clock
Watchdog
11 Timers
Slave Port
Clock Doubler
Backup Battery
Support
Port E
( + Ethernet Port)
Port F
Port G
( + Serial Ports)
Misc. I/O
Flash
PE0?PE1,
PE3?PE7
PF0?PF7
PG0?PG1,
PG4?PG5
/RES
/IORD
/RES,
/IOWR
Figure 6. Use of Rabbit 3000 Ports
The ports on the Rabbit 3000 microprocessor used in the RCM3360/RCM3370 are config-
urable, and so the factory defaults can be reconfigured. Table 2 lists the Rabbit 3000 fac-
tory defaults and the alternate configurations.
User ’s Manual
23
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