public int WriteflashDataAPI(byte cmd, int datalen, int CursectionNum, byte[] flashdata)
{
byte[] txdata = new byte[200];
byte[] checkdata = new byte[200];
int dataCRC = 0;
int regedistNum = 0;
int result;
if (datalen <= 0 || datalen > 200)
{
return(-1);
}
txdata[0] = 0x3a;
txdata[1] = 0x16;
txdata[2] = 0xf0;
txdata[3] = (byte)datalen;
txdata[4] = cmd;
txdata[5] = (byte)(CursectionNum & 0x00ff);
txdata[6] = (byte)((CursectionNum >> 8) & 0x00ff);
for (int i = 0; i < flashdata.Length; i++)
{
txdata[7 + i] = flashdata[i];
}
for (int i = 0; i < datalen + 8 - 5; i++)
{
checkdata[i] = txdata[i + 1];
}
dataCRC = CHECKSUM.checksum(checkdata, (ushort)(datalen + 8 - 5));
txdata[datalen + 8 - 3] = (byte)dataCRC;
txdata[datalen + 8 - 4] = (byte)(dataCRC >> 8);
// txdata[datalen + 8 - 2] = 0x0d;
// txdata[datalen + 8 - 1] = 0x0a;
result = SendRS485DataApi(txdata, 6 + datalen);
return(result);
}
public int WriteflashCommandAPI(int datalen, byte[] dat)
{
byte[] txdata = new byte[50];
byte[] checkdata = new byte[50];
int dataCRC = 0;
int result = 0;
txdata[0] = 0x3a;
txdata[1] = 0x16;
txdata[2] = 0xf0;
txdata[3] = (byte)datalen;
for (int i = 0; i < datalen; i++)
{
txdata[4 + i] = dat[i];
}
for (int i = 0; i < datalen + 8 - 5; i++)
{
checkdata[i] = txdata[i + 1];
}
dataCRC = CHECKSUM.checksum(checkdata, (ushort)(datalen + 8 - 5));
txdata[datalen + 8 - 3] = (byte)dataCRC;
txdata[datalen + 8 - 4] = (byte)(dataCRC >> 8);
// txdata[datalen + 8 - 2] = 0x0d;
// txdata[datalen + 8 - 1] = 0x0a;
result = SendRS485DataApi(txdata, 6 + datalen);
return(result);
}
