///<summary>
/// 写入数据
/// </summary>
/// <param name="slaveAdd">器件地址</param>
/// <param name="startWriteAdd"></param>
/// <param name="channel"></param>
/// <param name="writeLen"></param>
/// <param name="writeBuffer"></param>
/// <returns></returns>
public operationResult writeDevice(byte slaveAdd, byte startWriteAdd, byte channel, int writeLen, byte[] writeBuffer)
{
operationResult oR = new operationResult();
if (!setChannel(channel))
{
oR.result = false;
oR.msg = EEPROM.msgDeviceChannelSetFail;
return(oR);
}
CP2112_DLL.HID_SMBUS_STATUS ret = Write3(slaveAdd, (ushort)writeLen, startWriteAdd, writeBuffer);
if (CP2112_DLL.HID_SMBUS_STATUS.HID_SMBUS_SUCCESS ==
ret)
{
oR.result = true;
oR.msg = EEPROM.msgWriteSuccess;
}
else if (CP2112_DLL.HID_SMBUS_STATUS.HID_SMBUS_WRITE_COMAPARE_FAIL == ret)
{
oR.result = false;
oR.msg = EEPROM.msgWriteCheckFail;
}
else
{
oR.result = false;
oR.msg = EEPROM.msgWriteFail;
}
return(oR);
}
///<summary>
/// 写入数据
/// </summary>
/// <param name="slaveAdd">器件地址</param>
/// <param name="startWriteAdd"></param>
/// <param name="channel"></param>
/// <param name="writeLen"></param>
/// <param name="writeBuffer"></param>
/// <returns></returns>
public operationResult writeDevice(byte slaveAdd, byte startWriteAdd, byte channel, int writeLen, byte[] writeBuffer)
{
operationResult oR = new operationResult();
int ClkValue = GYI2C_GetClk(deviceType, deviceInd);
int ChValue = channel;
int temp = VCI_GYI2C.GYI2C_SetChannel(deviceType, deviceInd, ChValue);
if (temp == 0)
{
oR.result = false;
oR.msg = "fail to set channel" + ChValue.ToString();
}
else if (temp == -1)
{
oR.result = false;
oR.msg = "device is not open";
}
else
{
//temp = 1;
int writedLen = writeBytes(slaveAdd, writeBlock, startWriteAdd, ClkValue, writeBuffer);
if (writedLen == writeBuffer.Length)
{
oR.result = true;
oR.msg = "write success";
}
else if (writeLen < 0)
{
oR.result = false;
oR.msg = "device is not open!";
}
else
{
oR.result = false;
oR.msg = "write fail";
}
}
return(oR);
}
///<summary>
/// 写入数据
/// </summary>
/// <param name="slaveAdd">器件地址</param>
/// <param name="startWriteAdd"></param>
/// <param name="channel"></param>
/// <param name="writeLen"></param>
/// <param name="writeBuffer"></param>
/// <returns></returns>
public operationResult writeDevice(byte slaveAdd, byte startWriteAdd, byte channel, int writeLen, byte[] writeBuffer)
{
operationResult oR = new operationResult();
int writeTimes = writeLen / writeBlock;
int writeMod = writeLen % writeBlock;
if (writeMod > 0)
{
writeTimes = writeTimes + 1;
}
bool writeResult = true;
for (int i = 0; i < writeTimes; i++)
{
int writeLength = (writeBlock < (writeLen - i * writeBlock)) ? writeBlock : (writeLen - i * writeBlock);
byte[] writeBufferBlock = new byte[writeLength];
for (int j = 0; j < writeLength; j++)
{
writeBufferBlock[j] = writeBuffer[i * writeBlock + j];
}
operationResult oRtemp = sendData(slaveAdd, (byte)(startWriteAdd + i * writeBlock), channel, (byte)writeLength, sp, writeBufferBlock);
if (!oRtemp.result)
{
writeResult = false;
oR.msg = oRtemp.msg;
break;
}
}
oR.result = writeResult;
if (writeResult)
{
oR.msg = EEPROM.msgWriteSuccess;
}
return(oR);
}
/// <summary>
/// 读取数据
/// </summary>
/// <param name="slaveAdd">器件地址</param>
/// <param name="startReadAdd">起始位置</param>
/// <param name="channel">通道</param>
/// <param name="readLen">读取长度</param>
/// <returns></returns>
public operationResult readDevice(byte slaveAdd, byte startReadAdd, byte channel, byte readLen)
{
operationResult oR = new operationResult();
if (!setChannel(channel))
{
oR.result = false;
oR.msg = EEPROM.msgDeviceChannelSetFail;
return(oR);
}
int readLength = 0;
if (readLen == 0)
{
readLength = 256;
}
else
{
readLength = readLen;
}
byte[] readBuffer = new byte[readLength];
if (CP2112_DLL.HID_SMBUS_STATUS.HID_SMBUS_SUCCESS ==
Read3(slaveAdd, (ushort)readLength, startReadAdd, ref readBuffer))
{
oR.result = true;
oR.msg = EEPROM.msgReadSuccess;
oR.bufferData = readBuffer;
}
else
{
oR.result = false;
oR.msg = EEPROM.msgReadFail;
}
return(oR);
}
/// <summary>
/// 读取数据
/// </summary>
/// <param name="slaveAdd">器件地址</param>
/// <param name="startReadAdd">起始位置</param>
/// <param name="channel">通道</param>
/// <param name="readLen">读取长度</param>
/// <returns></returns>
public operationResult readDevice(byte slaveAdd, byte startReadAdd, byte channel, byte readLen)
{
operationResult oR = new operationResult();
int ClkValue = GYI2C_GetClk(deviceType, deviceInd);
int ChValue = channel;
int temp = VCI_GYI2C.GYI2C_SetChannel(deviceType, deviceInd, ChValue);
if (temp == 0)
{
oR.result = false;
oR.msg = "fail to set channel" + ChValue.ToString() + " !";
}
else if (temp == -1)
{
oR.result = false;
oR.msg = "device is not open!";
}
else
{
//temp = 1;
byte[] readBuffer = new byte[readLen];
int readBufferLength = readBytes(slaveAdd, readLen, startReadAdd, ClkValue, ref readBuffer);
if (readBufferLength == readLen)
{
oR.result = true;
oR.msg = "read success";
oR.bufferData = readBuffer;
}
else
{
oR.result = false;
oR.msg = "read fail";
}
}
return(oR);
}
private operationResult sendData(byte slaveAdd, byte startReadAdd, byte channel, byte readLen, SerialPort sp, byte[] writeBuffer = null)
{
operationResult oR = new operationResult();
commandFrame cFRead = new commandFrame();
if (writeBuffer == null)
{
cFRead.cmd_type = read;
}
else
{
cFRead.cmd_type = write;
}
cFRead.cmd_slaves = slaveAdd;
cFRead.addr = startReadAdd;
cFRead.cmd_bus = channel;
cFRead.length = readLen;
cFRead.param = writeBuffer;
if (!sp.IsOpen)
{
oR.result = false;
oR.msg = EEPROM.msgDeviceNotOpen;
return(oR);
}
byte[] writeData = cFRead.convertToByteArray();
sp.Write(writeData, 0, writeData.Length);
int countTime = 0;
while (sp.BytesToRead == 0)
{
Thread.Sleep(10);
countTime++;
if (countTime > 10)
{
oR.result = false;
oR.msg = EEPROM.msgDeviceTimeOut;
return(oR);
}
}
if (cFRead.cmd_type == read)
{
Thread.Sleep(1000);
}
else
{
Thread.Sleep(timeOut);
}
byte[] recData = new byte[sp.BytesToRead];
sp.Read(recData, 0, recData.Length);
byte[] operationHead = new byte[8];
Array.Copy(recData, operationHead, 8);
if (Util.arrayCompare(operationHead, cmd_error))
{
//命令格式错误
oR.result = false;
oR.msg = EEPROM.msgCMDError;
return(oR);
}
if (Util.arrayCompare(operationHead, cmd_read_fail))
{
//读取失败
oR.result = false;
oR.msg = EEPROM.msgReadFail;
return(oR);
}
if (Util.arrayCompare(operationHead, cmd_write_fail))
{
//写入失败
oR.result = false;
oR.msg = EEPROM.msgWriteFail;
return(oR);
}
if (Util.arrayCompare(operationHead, cmd_write_success))
{
//写入成功
oR.result = true;
oR.msg = EEPROM.msgWriteSuccess;
return(oR);
}
if (cFRead.cmd_type == read)
{
oR.result = true;
oR.msg = EEPROM.msgReadSuccess;
int dataLength = readLen == 0 ? 256 : readLen;
byte[] readData = new byte[dataLength];
Array.Copy(recData, 8, readData, 0, dataLength);
oR.bufferData = readData;
}
return(oR);
}
