void SendCAN(unsigned int Mbox)
{
// Check for bus off
ECanaShadow.CANMC.all = ECanaRegs.CANMC.all;
if (ECanaShadow.CANMC.bit.CCR == 1)
{
BUS_OFF();
}
// 1UL so there's a mask for at least 32 mailboxes
mask = 1UL << Mbox;
ECanaRegs.CANTRS.all = mask;
//todo Nathan: calibrate sendcan stopwatch
StopWatchRestart(can_watch);
do{ECanaShadow.CANTA.all = ECanaRegs.CANTA.all;}
while(((ECanaShadow.CANTA.all & mask) != mask) && (isStopWatchComplete(can_watch) == 0)); //wait to send or hit stop watch
ECanaRegs.CANTA.all = mask; //clear flag
if (isStopWatchComplete(can_watch) == 1) //if stopwatch flag
{
ops.Flags.bit.can_error = 1;
}
else if (ops.Flags.bit.can_error == 1) //if no stopwatch and flagged reset
{
ops.Flags.bit.can_error = 0;
}
}
void PerformSystemChecks()
{
//exit and stopwatch error if timeout
if (isStopWatchComplete(conv_watch_in_sys) == 1)
{
ops_temp_sys.SystemFlags.bit.cov_error = 1;
}
else
{
ops_temp_sys.SystemFlags.bit.cov_error = 0;
}
/*
* No longer used in MCN v2.0 because 12V button no longer exists
if (ops_temp_sys.SystemFlags.all != 0)
{
SET12V();
}
else
{
CLEAR12V();
}
*/
}