private void btn_send_Click(object sender, EventArgs e)
{
if (!sport.IsOpen)
{
MessageBox.Show("请先打开串口设备", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
string cmd = txt_cmd.Text;
if (cmd.Length != 12)
{
MessageBox.Show("设备命令长度错误", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
byte[] cmdbytes = new byte[6];
//01 03 00 01 00 01 xx xx
for (int i = 0; i < 6; i++)
{
cmdbytes[i] = (byte)int.Parse(cmd.Substring(i * 2, 2), System.Globalization.NumberStyles.AllowHexSpecifier);
}
cmdbytes = BytesCheckService.GetCRC16Full(cmdbytes, true);
sport.Write(cmdbytes, 0, cmdbytes.Length);
}
private void ThreadSendCommand(int deviceNum)
{
var type = MethodBase.GetCurrentMethod().DeclaringType;
if (cmds.Length <= cmd_index)
{
cmd_index = 0;
Thread.Sleep(SLEEP_LENGTH);
}
LogHelper.WriteLog(type, string.Format("发送指令{0}", cmd_index));
data_type = cmd_index;
cmds[cmd_index][0] = (byte)deviceNum;
except_buffer_length = ((cmds[cmd_index][4] & 0xFF00) + cmds[cmd_index][5]) * 2 + 5;
var cmdbytes = BytesCheckService.GetCRC16Full(cmds[cmd_index], true);
if (!Sport.IsOpen)
{
Sport.Open();
}
Sport.Write(cmdbytes, 0, cmdbytes.Length);
}
