private void button2_Click(object sender, EventArgs e)
{
if (isOpen)
{
CRTAPI.CommClose(ptr);
isOpen = false;
ptr = IntPtr.Zero;
}
}
private void button1_Click(object sender, EventArgs e)
{
ptr = CRTAPI.CommOpenWithBaut(portName, baudRate);
if (ptr == IntPtr.Zero)
{
CMessageBox.Show("串口打开失败");
return;
}
isOpen = true;
Log("串口打开成功");
}
private void button3_Click(object sender, EventArgs e)
{
byte ICRWaddr = 0;
byte CmCode = 0;
byte PmCode = 0;
int CmDataLen = 0;
byte[] CmData = new byte[1024];
byte repleyType = 0;
byte St2 = 0;
byte St1 = 0;
byte St0 = 0;
int ReDataLen = 0;
byte[] ReData = new byte[1024];
CmCode = 0x30;
PmCode = 0x33;
CmDataLen = 0;
int rc = CRTAPI.ExecuteCommand(ptr,
ICRWaddr,
CmCode,
PmCode,
CmDataLen,
CmData,
ref repleyType, ref St0, ref St1, ref St2, ref ReDataLen, ReData);
if (rc != 0)
{
Log("通讯异常");
return;
}
if (repleyType == 0x50)
{
Log("通讯正常");
}
}
