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AN4124 데이터시트(PDF) 24 Page - STMicroelectronics

부품명 AN4124
상세설명  Using SPC56EL60x fault collection and control unit
PDF  32 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN4124 데이터시트(HTML) 24 Page - STMicroelectronics

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Redundancy and functions
AN4124
24/32
Doc ID 023294 Rev 2
/* Retun from FCCU SAFE mode reset */
FCCU_NCFS_Clear(Num_Fault);
/* Clear the fault */
RGM.FES.R = 0xFFFF; /* Clear FER register */
ME.MCTL.R = (DRUN_MODE << 28 | 0x00005AF0);/* Mode & Key */
ME.MCTL.R = (DRUN_MODE << 28 | 0x0000A50F);/* Mode & Key */
/* Wait for mode entry to complete */
while(ME.GS.B.S_MTRANS==1);
/* Check DRUN mode has been entered */
while(ME.GS.B.S_CURRENT_MODE!=DRUN_MODE);
tc1_error = 0;
/* Error counter */
}else{
/* Not NON-Critical fault was latched */
}
}else{
/* Read State ERROR */
}
}
if(tc1_error == 0)
return(PASS);
return(FAIL);
}
A.2.8
Read FCCU - state machine
uint32_t FCCU_STATUS_Read(uint32_t* STATUS_Value){
uint32_t exit_value= 0; /* Returned value = ERROR */
FCCU.CTRL.B.OPR = CTRL_OPR3;
/* Set the OP3 */
while(FCCU.CTRL.B.OPS != CTRL_OPS3); /* wait for the completion of
the operation */
*STATUS_Value = FCCU.STAT.R; /* Read the STATUS Register */
exit_value = 1;
/* Returned value = SUCCESS */
return(exit_value);
}
A.2.9
Non-critical fault - enable
uint32_t FCCU_NCF_Enable(uint32_t NCFE_number, uint32_t NCFE_Value){
uint32_t exit_value= 0; /* Returned value = ERROR */
uint32_t Reg_Selection = 0;/* Register Selection [0..3] */
if (NCFE_number <= 127){
Reg_Selection = (NCFE_number/32);
/* INT(NCFE_number/32)*/
if (NCFE_Value == NCFE_En){
switch (Reg_Selection){
case 0 :
FCCU.NCFE0.R |= (uint32_t) (NCFE_En << (NCFE_number%32));
/* Enable the non-critical fault */
break;
case 1 :
FCCU.NCFE1.R |= (uint32_t) (NCFE_En << (NCFE_number%32));
/* Enable the non-critical fault */
break;
case 2 :
FCCU.NCFE2.R |= (uint32_t) (NCFE_En << (NCFE_number%32));
/* Enable the non-critical fault */
break;
case 3 : FCCU.NCFE3.R |= (uint32_t) (NCFE_En << (NCFE_number%32));
/* Enable the non-critical fault */
break;
default:
FCCU.NCFE3.R |= (uint32_t) (NCFE_En << (NCFE_number%32));
/* Enable the non-critical fault */
break;
}
}else{



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