Prototyping Board Functions; Board Initialization - Rabbit RabbitCore RCM3305 User Manual

5.2.6 Prototyping Board Functions

The functions described in this section are for use with the Prototyping Board features.
The source code is in the Dynamic C
need to modify it for your own board design.
The library is supported by the
RCM33xx.LIB
used to configure the RCM3305/RCM3315 for use with RabbitNet peripheral boards on
the Prototyping Board.
Other generic functions applicable to all devices based on Rabbit microprocessors are
described in the Dynamic C Function Reference Manual.

5.2.6.1 Board Initialization

void brdInit (void);
Call this function at the beginning of your program. This function initializes Parallel Ports A through G
for use with the Prototyping Board.
Summary of Initialization
1. I/O port pins are configured for Prototyping Board operation.
2. Unused configurable I/O are set as tied inputs or outputs.
3. External I/O are disabled.
4. The LCD/keypad module is disabled.
5. RS-485 is not enabled.
6. RS-232 is not enabled.
7. LEDs are off.
8. Ethernet select is disabled.
9. Mass-storage flash select is disabled.
10. Motor control is disabled.
11. The RabbitNet SPI interface is disabled.
12. The relay is set to normally closed positions.
RETURN VALUE
None.
42
SAMPLES\RCM3300\RCM33xx.LIB
RN_CFG_RCM33.LIB
library if you
—library, which is
RabbitCore RCM3305/RCM3315