/*******************************************************************************
* Function Name : MainTrim
* Description : STC3115 internal register configuration function
* This function has to be called at stable battery voltage during the application magnufacturing
* This function is checking itself the propper configuration of the device.
*******************************************************************************/
int MainTrim(struct i2c_client *client)
{
unsigned char IDCode;
int ii,error,testnbr;
if (client)
sav_client = client;
else
return STC_CONFIG_CLIENT_FAIL;
//Check the cut v ersion
I2C_ReadByte(0xE0,0x18,&IDCode,1); //read IDcode
if(IDCode == 0x13)
{
return STC_CONFIG_IDCODE_NOTMATCH;
}
ReadRAM(); //Enter test mode
ReadSector(0, Sector0); //read sector 0
ExitTest(); //exit test mode
if ( (Sector0[1] & 0x01) == 0 )
{
testnbr=0;
do
{
ReadRAM(); //Enter test mode
ReadSector(0, Sector0); //read sector 0
ExitTest(); //exit test mode
Sector0 [1] = Sector0[1] | 0x01 ;
PreWriteNVN(0x40); //Enter test mode
WriteSector(6,Sector0);//write sector 0 in 6
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(6, Sector6); //read sector 6
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr++;
}
while(error > 0 && testnbr < 5);
if (testnbr >= 3)
return STC_CONFIG_TEST_FAIL;
testnbr=0;
do
{
PreWriteNVN(0x01); //Enter test mode
WriteSector(0,Sector6);//write sector 0 in 0
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(0, Sector0); //read sector 0
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr++;
}
while(error > 0 && testnbr < 5);
}
//Check sector 6 status
#if defined (CONFIG_MACH_HENDRIX) || \
defined (CONFIG_MACH_LT02) || \
defined (CONFIG_MACH_COCOA7)
Sector3 [ 0 ]=0x82 ;
Sector3 [ 1 ]=0x8C ;
Sector3 [ 2 ]=0xA0 ;
Sector3 [ 3 ]=0xB4 ;
Sector3 [ 4 ]=0xC8 ;
Sector3 [ 5 ]=0x70 ;
Sector3 [ 6 ]=0x17 ;
Sector3 [ 7 ]=0x27 ;
Sector4 [ 0 ]=0x19 ;
Sector4 [ 1 ]=0xB2 ;
Sector4 [ 2 ]=0x19 ;
Sector4 [ 3 ]=0xFA ;
Sector4 [ 4 ]=0x19 ;
Sector4 [ 5 ]=0x3E ;
Sector4 [ 6 ]=0x1A ;
Sector4 [ 7 ]=0x6D ;
Sector5 [ 0 ]=0x1A ;
Sector5 [ 1 ]=0x9D ;
Sector5 [ 2 ]=0x1A ;
Sector5 [ 3 ]=0xB7 ;
Sector5 [ 4 ]=0x1A ;
Sector5 [ 5 ]=0xD5 ;
Sector5 [ 6 ]=0x1A ;
Sector5 [ 7 ]=0x01 ;
Sector6 [ 0 ]=0x1B ;
Sector6 [ 1 ]=0x6F ;
Sector6 [ 2 ]=0x1B ;
Sector6 [ 3 ]=0xB1 ;
Sector6 [ 4 ]=0x1B ;
Sector6 [ 5 ]=0xE7 ;
Sector6 [ 6 ]=0x1B ;
Sector6 [ 7 ]=0x59 ;
ReadRAM(); //Enter test mode
ReadSector(7, Sector0); //read sector 7
ReadSector(7, Sector7); //read sector 7
ExitTest(); //exit test mode
Sector7 [ 0 ]=0x1C ;
Sector7 [ 1 ]=0xF3 ;
Sector7 [ 2 ]=0x1C ;
Sector7 [ 3 ]=0xA8 ;
Sector7 [ 4 ]=0x1D ;
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector7[ii]) error++;
}
testnbr=0;
while(error > 0 && testnbr < 5)
{
PreWriteNVN(0x80); //Enter test mode
WriteSector(7,Sector7);//write sector 7 in 7
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(7, Sector0); //read sector 7
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector7[ii] != Sector0[ii]) error++;
}
testnbr++;
}
//write sector 3 in 3
ReadRAM(); //Enter test mode
ReadSector(3, Sector0); //read sector 3
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector3[ii]) error++;
}
testnbr=0;
while(error > 0 && testnbr < 5)
{
PreWriteNVN(0x08); //Enter test mode
WriteSector(3,Sector3);//write sector 3 in 3
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(3, Sector0); //read sector 3
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector3[ii] != Sector0[ii]) error++;
}
testnbr++;
}
//write sector 4 in 4
ReadRAM(); //Enter test mode
ReadSector(4, Sector0); //read sector 4
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector4[ii]) error++;
}
testnbr=0;
while(error > 0 && testnbr < 5)
{
PreWriteNVN(0x10); //Enter test mode
WriteSector(4,Sector4);//write sector 4 in 4
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(4, Sector0); //read sector 4
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector4[ii] != Sector0[ii]) error++;
}
testnbr++;
}
//write sector 5 in 5
ReadRAM(); //Enter test mode
ReadSector(5, Sector0); //read sector 5
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector5[ii]) error++;
}
testnbr=0;
while(error > 0 && testnbr < 5)
{
PreWriteNVN(0x20); //Enter test mode
WriteSector(5,Sector5);//write sector 5 in 5
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(5, Sector0); //read sector 5
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector5[ii] != Sector0[ii]) error++;
}
testnbr++;
}
//write sector 6 in 6
ReadRAM(); //Enter test mode
ReadSector(6, Sector0); //read sector 6
ExitTest(); //exit test mode
#else
Sector6 [ 0 ]=0x1B ;
Sector6 [ 1 ]=0xCD ;
Sector6 [ 2 ]=0x1B ;
Sector6 [ 3 ]=0x13 ;
Sector6 [ 4 ]=0x1C ;
Sector6 [ 5 ]=0x57 ;
Sector6 [ 6 ]=0x1C ;
Sector6 [ 7 ]=0x09 ;
ReadRAM(); //Enter test mode
ReadSector(6, Sector0); //read sector 0
ExitTest(); //exit test mode
#endif
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr=0;
while(error > 0 && testnbr < 5)
{
PreWriteNVN(0x40); //Enter test mode
WriteSector(6,Sector6);//write sector 6 in 6
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(6, Sector0); //read sector 0
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr++;
}
return -1;
}
/*******************************************************************************
* Function Name : MainTrim
* Description : STC3115 internal register configuration function
* This function has to be called at stable battery voltage during the application magnufacturing
* This function is checking itself the propper configuration of the device.
*******************************************************************************/
int MainTrim(struct i2c_client *client)
{
unsigned char IDCode,RAMBuffer[16];
int ii,error,testnbr;
if (client)
sav_client = client;
else
return STC_CONFIG_CLIENT_FAIL;
//Check the cut v ersion
I2C_ReadByte(0xE0,0x18,&IDCode,1); //read IDcode
if(IDCode == 0x13)
{
return STC_CONFIG_IDCODE_NOTMATCH;
}
I2C_ReadByte(0xE0,0x20,RAMBuffer,16); //read RAM memory content
ReadRAM(); //Enter test mode
ReadSector(0, Sector0); //read sector 0
ExitTest(); //exit test mode
if ( (Sector0[1] & 0x01) == 0 )
{
testnbr=0;
do
{
ReadRAM(); //Enter test mode
ReadSector(0, Sector0); //read sector 0
ExitTest(); //exit test mode
Sector0 [1] = Sector0[1] | 0x01 ;
PreWriteNVN(0x40); //Enter test mode
WriteSector(6,Sector0);//write sector 0 in 6
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(6, Sector6); //read sector 6
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr++;
}
while(error > 0 && testnbr < 5);
if (testnbr >= 3)
{
I2C_WriteByte(0xE0,0x20,RAMBuffer,16);//restore RAM memory content
return STC_CONFIG_TEST_FAIL;
}
testnbr=0;
do
{
PreWriteNVN(0x01); //Enter test mode
WriteSector(0,Sector6);//write sector 0 in 0
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(0, Sector0); //read sector 0
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr++;
}
while(error > 0 && testnbr < 5);
}
//Check sector 6 status
Sector6 [ 0 ]=0x1B ;
Sector6 [ 1 ]=0xCD ;
Sector6 [ 2 ]=0x1B ;
Sector6 [ 3 ]=0x13 ;
Sector6 [ 4 ]=0x1C ;
Sector6 [ 5 ]=0x57 ;
Sector6 [ 6 ]=0x1C ;
Sector6 [ 7 ]=0x09 ;
ReadRAM(); //Enter test mode
ReadSector(6, Sector0); //read sector 7
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr=0;
while(error > 0 && testnbr < 5)
{
PreWriteNVN(0x40); //Enter test mode
WriteSector(6,Sector6);//write sector 7 in 7
ExitTest();
ReadRAM(); //Enter test mode
ReadSector(6, Sector0); //read sector 7
ExitTest(); //exit test mode
error=0;
for(ii=0;ii<8;ii++)
{
if(Sector0[ii] != Sector6[ii]) error++;
}
testnbr++;
}
I2C_WriteByte(0xE0,0x20,RAMBuffer,16);//restore RAM memory content
return -1;
}
