public void SendByASCII(Dictionary <int, int> sendcontexts)
{
SendContexts = sendcontexts;
StringBuilder sb = null;
SerialPortDao serialPortDao = SerialPortDao.GetSerialPortDao();
serialPortDao.Open();
try
{
//KeyValuePair<int, int> sendcontext = sendcontexts[1];
foreach (KeyValuePair <int, int> sendcontext in sendcontexts)
{
//$001,1234# 显示 1234；其中 001 是屏的地址码。若是 3 位数码管，只能发送 3 个 ASCII 字符。
//$001,# 不显示
sb = new StringBuilder();
sb.Append("$");
sb.Append((sendcontext.Key + 10).ToString("D3")); //物理地址大于仓道号10
sb.Append(",");
if (sendcontext.Value == 0)
{
sb.Append("");
}
else
{
sb.Append(sendcontext.Value);
}
sb.Append("#");
serialPortDao.SendData(sb.ToString());
Thread.Sleep(30);
}
serialPortDao.Close();
}
catch (Exception)
{
throw;
}
finally
{
serialPortDao.Close();
}
}
static public void SendByMODBUS(Dictionary <int, int> sendcontexts)
{
SerialPortDao serialPortDao = SerialPortDao.GetSerialPortDao();
byte[] sendcode = null;
try
{
if (sendcontexts != null)
{
serialPortDao.Open();
}
foreach (KeyValuePair <int, int> sendcontext in sendcontexts)
{
if (sendcontext.Value > 0)
{
byte[] recevedata = new byte[2];
byte address;
const byte functioncode = 0x06;
byte[] register = new byte[2];
byte[] code = new byte[2];
byte[] crc = new byte[2];
sendcode = new byte[8];
address = Convert.ToByte(sendcontext.Key + 10);
string a = sendcontext.Value.ToString("x4");
code = strToToHexByte(a);
sendcode[0] = address;
sendcode[1] = functioncode;
sendcode[2] = register[0];
sendcode[3] = register[1];
sendcode[4] = code[0];
sendcode[5] = code[1];
crc = CRC.crc_16(sendcode, 6);
sendcode[6] = crc[6];
sendcode[7] = crc[7];
//cobsendcontext.Items.Clear();
foreach (byte b in sendcode)
{
StringBuilder sb = new StringBuilder();
sb.Append(b.ToString("X2"));
//cobsendcontext.Items.Add(sb.ToString());
}
serialPortDao.SendCommand(sendcode, ref recevedata, 3);
//Thread.Sleep(5);
}
else
{
byte[] recevedata = new byte[2];
byte address;
const byte functioncode = 0x10;
byte[] register = new byte[2];
byte[] registercount = new byte[2];
byte[] code = new byte[2];
byte[] crc = new byte[2];
sendcode = new byte[21];
address = Convert.ToByte(sendcontext.Key + 10);
sendcode[0] = address;
sendcode[1] = functioncode;
sendcode[2] = 0;
sendcode[3] = 112;
sendcode[4] = 0;
sendcode[5] = 6;
sendcode[6] = 12;
for (int i = 7; i <= 18; i++)
{
sendcode[i] = 0;
}
crc = CRC.crc_16(sendcode, 19);
sendcode[19] = crc[19];
sendcode[20] = crc[20];
//cobsendcontext.Items.Clear();
foreach (byte b in sendcode)
{
StringBuilder sb = new StringBuilder();
sb.Append(b.ToString("X2"));
//cobsendcontext.Items.Add(sb.ToString());
}
serialPortDao.SendCommand(sendcode, ref recevedata, 3);
//Thread.Sleep(10);
}
}
//serialPortDao.Close();
}
catch (Exception)
{
throw;
}
finally
{
//serialPortDao.Close();
}
}
