UPD77533 datasheet(94/104 Pages) RENESAS

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Data Sheet S15671EJ4V0DS

µµµµPD77533

LsSerialIn();

Transmit transmission data stored in GmComm. */

GmSerialOut();

Transmit transmission data stored in LsComm. */

LsSerialOut();

}

/*-----------------------------------------------------------------------------

Function

Input by DSP

Parameter

None

Return Value

None

---------------------------------------------------------------------------- */

static void GmSerialIn(void)

{

int Len;

unsigned char Buf[MAXBLOCK];

int i;

Read response from GM */

if((Len = RecvFromSerial(SERIAL_GM, (char*)Buf, MAXBLOCK)) > 0)

{

Analyze contents of response */

for(i = 0; i < Len; i++)

{

GmComm.BinData[SERIAL_IN][GmComm.CurrentLen[SERIAL_IN]] = Buf[i];

GmComm.CurrentLen[SERIAL_IN] += 1;

if(GmComm.CurrentLen[SERIAL_IN] == 1)

1st byte? */

{

CMD-ID has been read */

GmComm.EstimateLen[SERIAL_IN] = -1;

}

else if(GmComm.CurrentLen[SERIAL_IN] == 2)

2nd byte? */

{

LENGTH has been read */

GmComm.EstimateLen[SERIAL_IN] = Buf[i]+PACKET_INFO_LEN;

}

else

{

if(GmComm.CurrentLen[SERIAL_IN] == GmComm.EstimateLen[SERIAL_IN])

{

Whole packet has been read */

GmComm.FixedFlag[SERIAL_IN] = TRUE;

Check response from GM */

CopyGmRes();

CheckGmRes();

GmComm.FixedFlag[SERIAL_IN] = FALSE;

GmComm.CurrentLen[SERIAL_IN] = 0;

}

UPD77533 데이터시트(PDF) 94 Page - Renesas Technology Corp

UPD77533 데이터시트(HTML) 94 Page - Renesas Technology Corp

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