User`s guide

3 Porting a BSP to Custom Hardware
3.2 Getting a Minimal Kernel Running
59
3
* Write to LED.
*/
BSCR_LED_REGISTER = sysLed;
}
/***********************************************************************
*
* sysLedOff - Turn selected LED off.
*
* This routine set the selected LED to off.
*
* RETURNS: N/A.
*
* SEE ALSO: sysLedInit(), sysLedOff(), sysLedControl().
*/
void sysLedOff
(
UINT8 led
)
{
sysLed &= ~led;
/*
* Write to LED.
*/
BSCR_LED_REGISTER = sysLed;
}
/***********************************************************************
*
* sysLedOn - Turn selected LED on.
*
* This routine set the selected LED to on.
*
* RETURNS: N/A.
*
* SEE ALSO: sysLedInit(), sysLedOn(), sysLedControl().
*/
void sysLedOn
(
UINT8 led
)
{
sysLed |= led;
/*
* Write to LED.
*/
BSCR_LED_REGISTER = sysLed;
}