B.4.6 Serial Communication
The Prototyping Board allows you to access up to five of the serial ports from the
RCM3360/RCM3370 module. Table B-2 summarizes the configuration options.
Table B-2. Prototyping Board Serial Port Configurations
Serial Port
Signal Header
Configured via
Default Use
Alternate Use
RCM3360/RCM3370
B
J9
Serial Port B signals
on PB0, PC4 and PC5
C
D
E
F
J14
J7
J11
J14
J14
JP5 *
JP3
RS-485
RabbitNet
(PD2 = 1)
SF1000
(PD2 = 0)
RS-232
RS-232
Rabbit 3000
quadrature decoder
* RS-485 termination and bias resistors are configured via header JP5.
Serial Port D is configured in software either to allow J7 to be used as a RabbitNet port or
to allow J11 to be used as a serial interface for the SF1000 series serial flash.
86
RabbitCore RCM3360/RCM3370
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