2.2 BSP Rel. 1.0 for PPMC-275 Programmer's Guide
2.2 BSP Rel. 1.0 for PPMC-275 Programmer's Guide
2.2 BSP Rel. 1.0 for PPMC-275 Programmer's Guide
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API Call Reference List of APIs<br />
INPUT None.<br />
OUTPUT The Preset_VAL is loaded.<br />
RETURNS Not Applicable.<br />
frcWatchdogNMILoad()<br />
INPUT 24-bit wide number.<br />
Load WatchDog value register with a new value (NMI_VAL). This<br />
function loads a value into the Watchdog Value Register. This<br />
value is the 24 least significant bits of a 32 bit value. When the<br />
WatchDog counter reaches a value equal to NMI_VAL an NMI<br />
interrupt is generated.<br />
OUTPUT The value is loaded into the 24 Least Significant Bit of Watchdog<br />
Value Register.<br />
RETURN<br />
frcWatchdogEnable()<br />
INPUT None.<br />
True If output succeeds.<br />
False If argument is invalid.<br />
Enable WatchDog operation. This function enables the WatchDog<br />
operation.A write sequence of ‘01’ followed by ‘10’ into CTL1 disables/enables<br />
the watchdog. The watchdog’s current status can be<br />
read in bit 31 of WDC. When disabled, the GT clears the NMI bits<br />
(if set) and reloads the Preset_VAL into the watchdog counter.<br />
OUTPUT The disabled WatchDog is now enabled.<br />
RETURN Not Applicable.<br />
VxWorks 5.5/Tornado <strong>2.2</strong> <strong>BSP</strong> <strong>Rel</strong>. <strong>1.0</strong> <strong>for</strong> <strong>PPMC</strong>-<strong>275</strong> 5 - 131
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