public override ModbusFunction ReadCoils(ReadCoilsRequest request)
{
var coilArray = ReadCoilsOrInputs(request.Quantity);
var response = new ReadCoilsResponse(coilArray);
return(response);
}
public void ReadCoilsRequestToString()
{
// Arrange
var request = new ReadCoilsRequest(5, 1, 10);
// Act/Assert
Assert.Equal("Read 10 coils starting at address 1 from slave 5", request.ToString());
}
public async Task <bool[]> ReadCoilsAsync(byte slaveAddress, ushort startAddress, ushort numberOfPoints, CancellationToken token = default)
{
ValidateNumberOfPoints(numberOfPoints, 2000);
var request = new ReadCoilsRequest(slaveAddress, startAddress, numberOfPoints);
using (var response = await Transport.SendAsync <ReadCoilsResponse>(request, token).ConfigureAwait(false))
{
return(response.Data.Slice(0, request.NumberOfPoints).ToArray());
}
}
public ReadCoilsResponse ReadCoils(ushort startingAddress, ushort quantity)
{
var function = new ReadCoilsRequest(startingAddress, quantity);
return(CallModbusFunctionSync <ReadCoilsResponse>(function));
}
public ushort ReadCoilsAsync(ushort startingAddress, ushort quantity)
{
var function = new ReadCoilsRequest(startingAddress, quantity);
return(CallModbusFunction(function));
}
public abstract ModbusFunction ReadCoils(ReadCoilsRequest request);
// folosit la primul test cu placuta
void Modbus_ReadCoilsResponse(ReadCoilsRequest RCRequest)
{
Array.Clear(g_aucCoils, 0, g_aucCoils.Length);
if (g_ReadCoilsReq.m_ucAddress == 0xEC)
{
if (0x0001 <= RCRequest.m_unNumberOfCoils && RCRequest.m_unNumberOfCoils <= 0x07D0)
{
if ((RCRequest.m_unStartingAddress >= 0x0000 && RCRequest.m_unStartingAddress <= 0xFFFF) &&
(RCRequest.m_unStartingAddress + RCRequest.m_unNumberOfCoils <= 0xFFFF))
{
if (RCRequest.m_unNumberOfCoils % 8 == 0)
{
g_ReadCoilsResp.m_ucByteCount = (byte)(RCRequest.m_unNumberOfCoils / 8);
}
else
{
g_ReadCoilsResp.m_ucByteCount = (byte)(RCRequest.m_unNumberOfCoils / 8 + 1);
}
g_ReadCoilsResp.m_ucAddress = MODBUS_ADDRESS;
g_ReadCoilsResp.m_ucFunctionCode = RCRequest.m_ucFunctionCode;
ushort i, j;
//printf("byte count: %d\n", g_ReadCoilsResp.m_ucByteCount);
for (i = 0; i < g_ReadCoilsResp.m_ucByteCount; i++)
{
for (j = 0; j < 8; j++)
{
if (i * 8 + j >= RCRequest.m_unNumberOfCoils)
{
break;
}
g_ReadCoilsResp.m_aucCoilsVal[i] += (byte)(g_aucCoils[i * 8 + j] << j);
//printf("gauc coils: %x\t", g_aucCoils[i * 8 + j]);
//printf("response coils: %x\n", g_ReadCoilsResp.m_ucCoilStatus[i]);
}
}
// copiere in adu <- response
//memcpy(g_aucTxADU, &g_ReadCoilsResp, (3 + g_ReadCoilsResp.m_ucByteCount));
g_aucTxADU[0] = g_ReadCoilsResp.m_ucAddress;
g_aucTxADU[1] = g_ReadCoilsResp.m_ucFunctionCode;
g_aucTxADU[2] = g_ReadCoilsResp.m_ucByteCount;
Array.Copy(g_aucTxADU, 3, g_ReadCoilsResp.m_aucCoilsVal, 0, g_ReadCoilsResp.m_ucByteCount);
_serialPort.Write(g_aucTxADU, 0, 3 + g_ReadCoilsResp.m_ucByteCount);
}
else
{
g_ExceptionResp.m_ucExceptionCode = 0x02;
g_ExceptionResp.m_ucExceptionFunctionCode = (byte)(RCRequest.m_ucFunctionCode + 0x80);
g_aucTxADU[0] = MODBUS_ADDRESS;
g_aucTxADU[1] = g_ExceptionResp.m_ucExceptionFunctionCode;
g_aucTxADU[2] = g_ExceptionResp.m_ucExceptionCode;
_serialPort.Write(g_aucTxADU, 0, 3);
//printf("out of bounds");
}
}
else
{
g_ExceptionResp.m_ucExceptionCode = 0x03;
g_ExceptionResp.m_ucExceptionFunctionCode = (byte)(RCRequest.m_ucFunctionCode + 0x80);
g_aucTxADU[0] = MODBUS_ADDRESS;
g_aucTxADU[1] = g_ExceptionResp.m_ucExceptionFunctionCode;
g_aucTxADU[2] = g_ExceptionResp.m_ucExceptionCode;
_serialPort.Write(g_aucTxADU, 0, 3);
//printf("coils > 2000");
}
}
}
static void TestMessage()
{
ModbusMessage fc01Req = new ReadCoilsRequest(0x13, 0x13);
ModbusMessage fc01Res = new ReadCoilsResponse(true, false, true, true, false, false, true, true, true, true, false, true, false, true, true, false, true, false, true, false);
ModbusMessage fc02Req = new ReadDiscreteInputsRequest(0xc4, 0x16);
ModbusMessage fc02Res = new ReadDiscreteInputsResponse(false, false, true, true, false, true, false, true, true, true, false, true, true, false, true, true, true, false, true, false, true, true);
ModbusMessage fc03Req = new ReadHoldingRegistersRequest(0x6b, 0x03);
ModbusMessage fc03Res = new ReadHoldingRegistersResponse(0x022b, 0x0000, 0x0064);
ModbusMessage fc04Req = new ReadInputRegistersRequest(0x08, 0x01);
ModbusMessage fc04Res = new ReadInputRegistersResponse(0x000a);
ModbusMessage fc05Req = new WriteSingleCoilRequest(0xac, true);
ModbusMessage fc05Res = new WriteSingleCoilResponse(0xac, true);
ModbusMessage fc06Req = new WriteSingleRegisterRequest(0x01, 0x0003);
ModbusMessage fc06Res = new WriteSingleRegisterResponse(0x01, 0x0003);
ModbusMessage fc0fReq = new WriteMultipleCoilsRequest(0x13, true, false, true, true, false, false, true, true, true, false);
ModbusMessage fc0fRes = new WriteMultipleCoilsResponse(0x13, 0x0a);
ModbusMessage fc10Req = new WriteMultipleRegistersRequest(0x01, 0x000a, 0x0102);
ModbusMessage fc10Res = new WriteMultipleRegistersResponse(0x01, 0x02);
PrintMessagePDU(fc01Req);
PrintMessagePDU(fc01Res);
PrintMessagePDU(fc02Req);
PrintMessagePDU(fc02Res);
PrintMessagePDU(fc03Req);
PrintMessagePDU(fc03Res);
PrintMessagePDU(fc04Req);
PrintMessagePDU(fc04Res);
PrintMessagePDU(fc05Req);
PrintMessagePDU(fc05Res);
PrintMessagePDU(fc06Req);
PrintMessagePDU(fc06Res);
PrintMessagePDU(fc0fReq);
PrintMessagePDU(fc0fRes);
PrintMessagePDU(fc10Req);
PrintMessagePDU(fc10Res);
Assert(MessagePDU(fc01Req) == "Req.: 01 00 13 00 13", $"{nameof(fc01Req)} Fail");
Assert(MessagePDU(fc01Res) == "Res.: 01 03 cd 6b 05", $"{nameof(fc01Res)} Fail");
Assert(MessagePDU(fc02Req) == "Req.: 02 00 c4 00 16", $"{nameof(fc02Req)} Fail");
Assert(MessagePDU(fc02Res) == "Res.: 02 03 ac db 35", $"{nameof(fc02Res)} Fail");
Assert(MessagePDU(fc03Req) == "Req.: 03 00 6b 00 03", $"{nameof(fc03Req)} Fail");
Assert(MessagePDU(fc03Res) == "Res.: 03 06 02 2b 00 00 00 64", $"{nameof(fc03Res)} Fail");
Assert(MessagePDU(fc04Req) == "Req.: 04 00 08 00 01", $"{nameof(fc04Req)} Fail");
Assert(MessagePDU(fc04Res) == "Res.: 04 02 00 0a", $"{nameof(fc04Res)} Fail");
Assert(MessagePDU(fc05Req) == "Req.: 05 00 ac ff 00", $"{nameof(fc05Req)} Fail");
Assert(MessagePDU(fc05Res) == "Res.: 05 00 ac ff 00", $"{nameof(fc05Res)} Fail");
Assert(MessagePDU(fc06Req) == "Req.: 06 00 01 00 03", $"{nameof(fc06Req)} Fail");
Assert(MessagePDU(fc06Res) == "Res.: 06 00 01 00 03", $"{nameof(fc06Res)} Fail");
Assert(MessagePDU(fc0fReq) == "Req.: 0f 00 13 00 0a 02 cd 01", $"{nameof(fc0fReq)} Fail");
Assert(MessagePDU(fc0fRes) == "Res.: 0f 00 13 00 0a", $"{nameof(fc0fRes)} Fail");
Assert(MessagePDU(fc10Req) == "Req.: 10 00 01 00 02 04 00 0a 01 02", $"{nameof(fc10Req)} Fail");
Assert(MessagePDU(fc10Res) == "Res.: 10 00 01 00 02", $"{nameof(fc10Res)} Fail");
Assert(fc01Req.FunctionCode == (FunctionCode)0x01);
Assert(fc01Res.FunctionCode == (FunctionCode)0x01);
Assert(fc02Req.FunctionCode == (FunctionCode)0x02);
Assert(fc02Res.FunctionCode == (FunctionCode)0x02);
Assert(fc03Req.FunctionCode == (FunctionCode)0x03);
Assert(fc03Res.FunctionCode == (FunctionCode)0x03);
Assert(fc04Req.FunctionCode == (FunctionCode)0x04);
Assert(fc04Res.FunctionCode == (FunctionCode)0x04);
Assert(fc05Req.FunctionCode == (FunctionCode)0x05);
Assert(fc05Res.FunctionCode == (FunctionCode)0x05);
Assert(fc06Req.FunctionCode == (FunctionCode)0x06);
Assert(fc06Res.FunctionCode == (FunctionCode)0x06);
Assert(fc0fReq.FunctionCode == (FunctionCode)0x0f);
Assert(fc0fRes.FunctionCode == (FunctionCode)0x0f);
Assert(fc10Req.FunctionCode == (FunctionCode)0x10);
Assert(fc10Res.FunctionCode == (FunctionCode)0x10);
}
