?? rscomm.c
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//*****************************************************************
// Config UART0
//*****************************************************************
void StartUART0(void)
{
//for ACK=32.768k
// bps: 300 600 1200 2400 4800 9600 19200 38400
// ACLK=32.768kHz
// U0BR1: 00 00 00 00 00 00
// U0BR0: 6D 36 1B 0D 06 03
// U0MCTL: 22 D5 03 6B 6F 4A
// SMCLK=1.048576MHz
// U0BR1: 0D 06 03 01 00 00 00 00
// U0BR0: A7 D3 69 B4 DA 6D 36 1B
// U0MCTL: 00 FF FF FF 55 03 6B 03
//U0CTL = 0xD0; // 1101 0001
//U0TCTL = 0x10; // 0001 0000: ACLK, 0010 0000: SMCLK
//U0RCTL = 0x00; // 0000 0000
//U0BR1 = 0x00; // 0000 0000
//U0BR0 = 0x1B; // 0001 1011
//U0MCTL = 0x03; // 0000 0011
UCTL0 |= PENA+PEV+CHAR; //偶校驗，8位數(shù)據(jù)位，1個停止位//UCTL0 = CHAR;
UTCTL0 = SSEL0; //選擇ACLK
U0RCTL = 0x00;
UBR00 = 0x1B; // 設(shè)置分頻因子 32k/2400 - 13.65
UBR10 = 0x00;
UMCTL0 = 0x03; // Modulation
UCTL0 &= ~SWRST; // Initalize USART state machine
}
void StopUART0(void)
{
U0CTL = 0x00; // 1101 0001
U0TCTL = 0x00; // 0001 0000: ACLK, 0010 0000: SMCLK
U0RCTL = 0x00; // 0000 0000
U0BR1 = 0x00; // 0000 0000
U0BR0 = 0x00; // 0001 1011
U0MCTL = 0x00; // 0000 0011
}
void StartUR0(void)
{
#if PCB_VERSION==0
DM.ucP595OUT &= ~RS485_CONTROL;
Update_HC595_Port(DM.ucP595OUT);
#elif PCB_VERSION==1
COMM_CON485_OUT &=~COMM_CON485_BIT;
#endif
COMM_RXD0_DIR &=~COMM_RXD0_BIT;
COMM_RXD0_SEL |= COMM_RXD0_BIT;
COMM_RXD0_IE = COMM_RXD0M_BIT;
COMM_RXD0_ME = COMM_RXD0M_BIT;
}
void StopUR0(void)
{
#if PCB_VERSION==0
#elif PCB_VERSION==1
COMM_RXD0_SEL &=~COMM_RXD0_BIT;
COMM_RXD0_IE &=~COMM_RXD0M_BIT;
COMM_RXD0_ME &=~COMM_RXD0M_BIT;
#endif
}
void StartUT0(void)
{
#if PCB_VERSION==0
DM.ucP595OUT |= RS485_CONTROL;
Update_HC595_Port(DM.ucP595OUT);
#elif PCB_VERSION==1
COMM_CON485_OUT |= COMM_CON485_BIT;
#endif
COMM_ACLK_SEL |= COMM_ACLK_BIT;
COMM_ACLK_DIR |= COMM_ACLK_BIT;
COMM_TXD0_OUT |= COMM_TXD0_BIT;
COMM_TXD0_DIR |= COMM_TXD0_BIT;
COMM_TXD0_SEL |= COMM_TXD0_BIT;
COMM_TXD0_IE = COMM_TXD0M_BIT;
COMM_TXD0_ME = COMM_TXD0M_BIT;
}
void StopUT0(void)
{
//#if PCB_VERSION==0
//#elif PCB_VERSION==1
COMM_ACLK_DIR &=~COMM_ACLK_BIT;
COMM_ACLK_SEL &=~COMM_ACLK_BIT;
COMM_TXD0_OUT &=~COMM_TXD0_BIT;
COMM_TXD0_DIR &=~COMM_TXD0_BIT;
COMM_TXD0_SEL &=~COMM_TXD0_BIT;
COMM_TXD0_IE &=~COMM_TXD0M_BIT;
COMM_TXD0_ME &=~COMM_TXD0M_BIT;
//#endif
}
//*****************************************************************
// Program Led Trun On
//*****************************************************************
void ComLedOn( unsigned char byte )
{
if( POWER_TEST_IN & POWER_TEST_BIT)
{
DM.ComLedTmr = byte;
//SetComLed;
}
}
//*****************************************************************
// Program Led Trun Off
//*****************************************************************
void ComLedOff( void )
{
if( POWER_TEST_IN & POWER_TEST_BIT)
{
if( DM.ComLedTmr > 0 )
{
DM.ComLedTmr--;
//if( DM.ComLedTmr == 0 ) ClrComLed;
}
else DM.ComLedTmr=0;
}
}
//*****************************************************************
// Calculate the CRC
//*****************************************************************
unsigned char ComCRC( void )
{
unsigned int iii;
unsigned char Sum;
Sum=0;
iii=0;
while( iii<(DM.ComBuf[RS_LenPtr]+RS_CmdPtr) )
{
Sum+=DM.ComBuf[iii];
iii++;
}
return Sum;
}
//*****************************************************************
// Read Data
//*****************************************************************
int ComRead(void)
{
unsigned int Cmd;
unsigned int Ptr;
// unsigned int tempPtr;
// unsigned char * Buf;
Cmd=((unsigned int)DM.ComBuf[RS_CmdHPtr]<<8)+(unsigned int)DM.ComBuf[RS_CmdLPtr];
Ptr=0;
for( Ptr=0;Ptr<ComInfoNum;Ptr++ )
{
if( ComInfo[Ptr].ComID==Cmd ) break;
}
if( Ptr>=ComInfoNum ) return -1;
MemCopy( &DM.ComBuf[RS_DPtr], ComInfo[Ptr].Addr, ComInfo[Ptr].Info&0xFF);
// MemCopy( &DM.ComBuf[RS_DPtr], ComInfo[Ptr].Addr, 4);
{
//DM.ComBuf[RS_DPtr+4]=0;
//DM.ComBuf[RS_DPtr+4]=0x05;
//for(tempPtr=0,Buf=&RS_Data+5;tempPtr<5;tempPtr++,Buf++)*Buf=0;
//Buf=&RS_Data+10;
//MemCopy( Buf, DM.ubV1RMS+1, 2);
//Buf=&RS_Data+12;
//MemCopy( Buf, DM.ubIRMS, 2);
//Buf=&RS_Data+14;
//MemCopy( Buf, SM.ClkBcd.Sec, 7);
//MemCopy(&RS_Data+21,&SM.Cfg.MetStatus[0],2);
}
DM.ComBuf[RS_LenPtr]=(ComInfo[Ptr].Info&0xFF)+2;
return 0;
}
//*****************************************************************
// write data into meter
//*****************************************************************
int ComWrite(void)
{
unsigned int Cmd;
unsigned int Ptr;
unsigned char Tmp;
unsigned char *Buf;
if(DM.ComBuf[RS_DPtr]>1)return -1; //??????????????????????????
for(Tmp=0,Buf=&DM.ComBuf[RS_DPtr]; Tmp<=3; Tmp++,Buf++)
{
if( (*Buf)!=SM.Cfg.Pswd[1][Tmp]) return -1;
}
Cmd=((unsigned int)DM.ComBuf[RS_CmdHPtr]<<8)+(unsigned int)DM.ComBuf[RS_CmdLPtr];
Ptr=0;
for( Ptr=0;Ptr<ComInfoNum;Ptr++ )
{
if( ComInfo[Ptr].ComID==Cmd ) break;
}
if( Ptr>=ComInfoNum || DM.ComBuf[RS_LenPtr]!=((ComInfo[Ptr].Info&0xFF)+6) )
{
return -1;
}
if( Ptr>=ComInfoNum || DM.ComBuf[RS_LenPtr]!=((ComInfo[Ptr].Info&0xFF)) )
{
return -1;
}
if( (ComInfo[Ptr].Info&RS_TP_wr)==0 )
{
return -1;
}
switch( ComInfo[Ptr].Info&RS_TP )
{
case RS_TP_Norm:
MemCopy( ComInfo[Ptr].Addr, &DM.ComBuf[RS_DPtr]+4, ComInfo[Ptr].Info&0xFF);
break;
case RS_TP_Clk:
MemCopy( ComInfo[Ptr].Addr, &DM.ComBuf[RS_DPtr], ComInfo[Ptr].Info&0xFF);
SM.ClkBcd.Week[0] = GetWeek();
SM.ClkBcdChk=ChkSum( SM.ClkBcd.Sec, sizeof(CLKDEF) );
ClkBcd_ClkHex();
return 0;
case RS_TP_Tariff:
for(Ptr=0,Tmp=0;Ptr<8;Ptr++,Tmp+=3)
{
SM.Cfg.TariList[Ptr].FeeNo=DM.ComBuf[Tmp+16]-1;
SM.Cfg.TariList[Ptr].Tmr=(DM.ComBuf[Tmp+18]<<8)+DM.ComBuf[Tmp+17];
}
break;
default:
return -1;
}
SM.CfgChk=ChkSum((unsigned char *)&SM.Cfg, sizeof(SM.Cfg));
DM.ComBuf[RS_LenPtr] = 0;
return 0;
}
//*****************************************************************
// main communication program
//*****************************************************************
void ProcCom(void)
{
unsigned int iii;
//unsigned int Cmd;
unsigned char Tmp;
unsigned char *Buf;
SystemEventFlag &= ~SYSTEM_COMM_FLAG;
DM.ComFlg=0;
if( DM.ComPtr<RS_MinSize ) return;
if( DM.ComBuf[RS_HeadPtr]!=0x68
|| DM.ComBuf[RS_Head0Ptr]!=0x68
|| DM.ComBuf[RS_CmdPtr+DM.ComBuf[RS_LenPtr]+1]!=0x16 ) return;
if( DM.ComBuf[RS_CmdPtr+DM.ComBuf[RS_LenPtr]]!=ComCRC() ) return;
if( DM.ComBuf[RS_CtlPtr]!=RS_CTL_Time
&& DM.ComBuf[RS_CtlPtr]!=RS_CTL_MetID
&& DM.ComBuf[RS_CtlPtr]!=RS_CTL_FRMetID
)
{
for( Tmp=0,Buf=&DM.ComBuf[RS_AddrPtr];Tmp<6;Tmp++,Buf++ )
{
//if( ((*Buf!=0xAA)||(Tmp==0)) ) return; //?????????????????????
//if( Ptr==0 && *Buf==0xAA ) goto LoopComExit;
if( *Buf!=SM.Cfg.MetID[Tmp] && *Buf!=0xAA ) return;
}
}
if( DM.ComBuf[RS_LenPtr]>120 ) return;
for( Tmp=0,Buf=&DM.ComBuf[RS_CmdPtr];Tmp<DM.ComBuf[RS_LenPtr];Tmp++,Buf++ )
{
*Buf-=0x33;
}
switch ( DM.ComBuf[RS_CtlPtr] )
{
case RS_CTL_Read:
if( ComRead()!=0 )
{
DM.ComBuf[RS_CtlPtr] |= 0x40;
DM.ComBuf[RS_LenPtr]=1;
//DM.ComBuf[11] = RS_SER;
//DM.ComBuf[12] = SM.Cfg.MetStatus[1];
//DM.ComBuf[13] = SM.Cfg.MetStatus[0];
//DM.ComBuf[RS_LenPtr] = 1;
//DM.ComBuf[RS_CmdPtr] = 1;
}
break;
case RS_CTL_Write:
if(ComWrite()!=0)
{
DM.ComBuf[RS_CtlPtr] |=0x40;
DM.ComBuf[RS_LenPtr]=1;
}
break;
case RS_CTL_MetID:
MemCopy( SM.Cfg.MetID, &DM.ComBuf[RS_CmdPtr], 6 );
DM.ComBuf[RS_LenPtr]=0;
break;
case RS_CTL_Time:
//if( (CHECK_AMM1_IFG&CHECK_AMM1_BIT)==0 )
{
MemCopy( SM.ClkBcd.Sec, &DM.ComBuf[RS_CmdPtr], 3 );
MemCopy( SM.ClkBcd.Day, &DM.ComBuf[RS_CmdPtr]+3, 3 );
SM.ClkBcd.Week[0]=GetWeek();
SM.ClkBcdChk=ChkSum( SM.ClkBcd.Sec, sizeof(CLKDEF) );
ClkBcd_ClkHex();
}
return;
case RS_CTL_Pswd:
//if( (CHECK_AMM1_IFG&CHECK_AMM1_BIT)==0 )
{
Tmp=DM.ComBuf[RS_CmdPtr+4];
if( Tmp>1 ) return;
//if(Tmp==0)
//MemCopy( &SM.Cfg.Pswd[0][0], &DM.ComBuf[RS_CmdPtr+4], 4 );
//else
//MemCopy( &SM.Cfg.Pswd[1][0], &DM.ComBuf[RS_CmdPtr+4], 4 );
SM.CfgChk=ChkSum( (unsigned char *)&SM.Cfg, sizeof(SM.Cfg) );
}
DM.ComBuf[RS_LenPtr]=4;
break;
case RS_CTL_FRMetID:
MemCopy( &DM.ComBuf[RS_AddrPtr],SM.Cfg.MetID, 6 );
DM.ComBuf[RS_LenPtr]=6;
MemCopy( &DM.ComBuf[RS_CmdPtr],SM.Cfg.MetID, 6 );
break;
case RS_CTL_RdMet:
if( DM.ComBuf[RS_LenPtr]!=6 ) return;
SM.ClkBcdChk=ChkSum( SM.ClkBcd.Sec, sizeof(CLKDEF) );
ClkBcd_ClkHex();
DM.ComBuf[RS_LenPtr]=0;
break;
default:
//DM.ComBuf[RS_CtlPtr]= 0xff;
//DM.ComBuf[RS_LenPtr]=3;
//DM.ComBuf[11] = RS_SER;
//DM.ComBuf[12] = SM.Cfg.MetStatus[1];
//DM.ComBuf[13] = SM.Cfg.MetStatus[0];
return;
}
DM.ComBuf[RS_CtlPtr] |= 0x80;
if( DM.ComBuf[RS_LenPtr]>120 )
{
return;
}
for( Tmp=0,Buf=&DM.ComBuf[RS_CmdPtr];Tmp<DM.ComBuf[RS_LenPtr];Tmp++,Buf++ )
{
*Buf+=0x33;
}
DM.ComBuf[RS_CmdPtr+DM.ComBuf[RS_LenPtr]]=ComCRC();
DM.ComBuf[RS_CmdPtr+DM.ComBuf[RS_LenPtr]+1]=0x16;
DM.ComFlg |= F_Txing;
DM.ComPtr=1;
iii=TAR;
while( (TAR-iii)<655 ) {}; // 655
if( (DM.ComFlg & F_PortX )==P_UART0)
{
StartUT0();
//COMM_ACLK_SEL |= COMM_ACLK_BIT;
U0TXBUF=DM.ComBuf[RS_HeadPtr];
DM.ComPtr=1;
//SystemEventFlag &= ~SYSTEM_COMM_FLAG;
}
else if( (DM.ComFlg & F_PortX )==P_UART1)
{
StartUT0();
//U1TXBUF=DM.ComBuf[RS_HeadPtr];
}
_NOP();
}
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