Distributor of Digi International: Excellent Integrated System Limited
Datasheet of 101-0533 - KIT DEV RABBIT3000/RCM3100
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User’s Manual
19
Figure 6 shows the use of the Rabbit 3000 ports in the RCM3100 RabbitCore modules.
Figure 6. Use of Rabbit 3000 Ports
The ports on the Rabbit 3000 microprocessor used in the RCM3100 are configurable, and
so the factory defaults can be reconfigured. Table 2 lists the Rabbit 3000 factory defaults
and the alternate configurations.
R
ABBIT ®
3000
Port A
Port B
Port D
Port E
PA0PA7
PB0,
PB2PB7
PE0PE1,
PE3PE7
PD0PD7
/RESET,
/IOWR,
STATUS
SMODE0
SMODE1
Watchdog
11 Timers
Clock Doubler
Slave Port
Real-Time Clock
RAM
Backup Battery
Support
Flash
Port C
(Serial Ports B,C & D)
Programming
Port
(Serial Port A)
PC6
PB1, PC7, /RES
PC0, PC2, PC4
PC1, PC3, PC5
Port G
(Serial Ports E & F)
PG2, PG6
PG3, PG7
Port F
PF0PF7
PG0PG1,
PG4PG5
Port G
(
+
Serial Ports)
Misc. I/O
/RES_IN
/IORD
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