User’s Manual
21
Figure 7 shows the use of the Rabbit 3000 microprocessor ports in the RCM3209/
RCM3229 modules.
Figure 7. Use of Rabbit 3000 Ports
The ports on the Rabbit 3000 microprocessor used in the RCM3209/RCM3229 are config-
urable, 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
(
+
Ethernet Port)
Port E
PA0PA7
PB0,
PB2PB7
PE0PE1,
PE3PE7
PD4PD5
/RESET
/IORD
/IOWR
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)
Ethernet
Port
4 Ethernet signals
PB1, PC6, STATUS
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
PC7, /RES,
SMODE0, SMODE1
Содержание RabbitCore RCM3209
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