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|
unit D2XXUnit;
interface
Uses Windows,Forms,Dialogs, Messages, SysUtils, Variants, Classes, Graphics, Controls;
Type FT_Result = Integer;
// Device Info Node structure for info list functions
type FT_Device_Info_Node = record
Flags : DWord;
DeviceType : Dword;
ID : DWord;
LocID : DWord;
SerialNumber : array [0..15] of Char;
Description : array [0..63] of Char;
DeviceHandle : DWord;
end;
type TDWordptr = ^DWord;
// Structure to hold EEPROM data for FT_EE_Program function
TFT_Program_Data = record
Signature1 : DWord;
Signature2 : DWord;
Version : DWord;
VendorID : Word;
ProductID : Word;
Manufacturer : PChar;
ManufacturerID : PChar;
Description : PChar;
SerialNumber : PChar;
MaxPower : Word;
PnP : Word;
SelfPowered : Word;
RemoteWakeup : Word;
// Rev4 extensions
Rev4 : Byte;
IsoIn : Byte;
IsoOut : Byte;
PullDownEnable : Byte;
SerNumEnable : Byte;
USBVersionEnable : Byte;
USBVersion : Word;
// FT2232C extensions
Rev5 : Byte;
IsoInA : Byte;
IsoInB : Byte;
IsoOutA : Byte;
IsoOutB : Byte;
PullDownEnable5 : Byte;
SerNumEnable5 : Byte;
USBVersionEnable5 : Byte;
USBVersion5 : Word;
AIsHighCurrent : Byte;
BIsHighCurrent : Byte;
IFAIsFifo : Byte;
IFAIsFifoTar : Byte;
IFAIsFastSer : Byte;
AIsVCP : Byte;
IFBIsFifo : Byte;
IFBIsFifoTar : Byte;
IFBIsFastSer : Byte;
BIsVCP : Byte;
// FT232R extensions
UseExtOsc : Byte;
HighDriveIOs : Byte;
EndpointSize : Byte;
PullDownEnableR : Byte;
SerNumEnableR : Byte;
InvertTXD : Byte;
InvertRXD : Byte;
InvertRTS : Byte;
InvertCTS : Byte;
InvertDTR : Byte;
InvertDSR : Byte;
InvertDCD : Byte;
InvertRI : Byte;
Cbus0 : Byte;
Cbus1 : Byte;
Cbus2 : Byte;
Cbus3 : Byte;
Cbus4 : Byte;
RIsVCP : Byte;
end;
// Exported Functions
// Classic Functions
Function GetFTDeviceCount : FT_Result;
Function GetFTDeviceSerialNo(DeviceIndex:DWord) : FT_Result;
Function GetFTDeviceDescription(DeviceIndex:DWord) : FT_Result;
Function GetFTDeviceLocation(DeviceIndex:DWord) : FT_Result;
Function Open_USB_Device : FT_Result;
Function Open_USB_Device_By_Serial_Number(Serial_Number:string) : FT_Result;
Function Open_USB_Device_By_Device_Description(Device_Description:string) : FT_Result;
Function Open_USB_Device_By_Device_Location(Location:DWord) : FT_Result;
Function Close_USB_Device : FT_Result;
Function Read_USB_Device_Buffer(Read_Count:Integer) : Integer;
Function Write_USB_Device_Buffer(Write_Count:Integer) : Integer;
Function Reset_USB_Device : FT_Result;
Function Set_USB_Device_BaudRate : FT_Result;
Function Set_USB_Device_BaudRate_Divisor(Divisor:Dword) : FT_Result;
Function Set_USB_Device_DataCharacteristics : FT_Result;
Function Set_USB_Device_FlowControl : FT_Result;
Function Set_USB_Device_RTS : FT_Result;
Function Clr_USB_Device_RTS : FT_Result;
Function Set_USB_Device_DTR : FT_Result;
Function Clr_USB_Device_DTR : FT_Result;
Function Get_USB_Device_ModemStatus : FT_Result;
Function Set_USB_Device_Chars : FT_Result;
Function Purge_USB_Device_Out : FT_Result;
Function Purge_USB_Device_In : FT_Result;
Function Set_USB_Device_TimeOuts(ReadTimeOut,WriteTimeOut:DWord) : FT_Result;
Function Get_USB_Device_QueueStatus : FT_Result;
Function Set_USB_Device_Break_On : FT_Result;
Function Set_USB_Device_Break_Off : FT_Result;
Function Get_USB_Device_Status : FT_Result;
Function Set_USB_Device_Event_Notification(EventMask:DWord) : FT_Result;
Function USB_FT_GetDeviceInfo(DevType,ID:DWord; SerialNumber,Description:array of char) : FT_Result;
Function Set_USB_Device_Reset_Pipe_Retry_Count(RetryCount:DWord) : FT_Result;
Function Stop_USB_Device_InTask : FT_Result;
Function Restart_USB_Device_InTask : FT_Result;
Function Reset_USB_Port : FT_Result;
Function Cycle_USB_Port : FT_Result;
Function Create_USB_Device_List : FT_Result;
Function Get_USB_Device_List : FT_Result;
Function Get_USB_Device_List_Detail(Index:DWord) : FT_Result;
// EEPROM Functions
function USB_FT_EE_Read : FT_Result;
function USB_FT_C_EE_Read : FT_Result;
function USB_FT_R_EE_Read : FT_Result;
function USB_FT_EE_Program : FT_Result;
function USB_FT_ReadEE(WordAddr:Dword) : FT_Result;
function USB_FT_WriteEE(WordAddr:Dword;WordData:Word) : FT_Result;
function USB_FT_EraseEE : FT_Result;
function USB_FT_EE_UARead : FT_Result;
function USB_FT_EE_UAWrite : FT_Result;
function USB_FT_EE_UASize : FT_Result;
// FT2232C, FT232BM and FT245BM Extended API Functions
Function Get_USB_Device_LatencyTimer : FT_Result;
Function Set_USB_Device_LatencyTimer(Latency : Byte) : FT_Result;
Function Get_USB_Device_BitMode(var BitMode:Byte) : FT_Result;
Function Set_USB_Device_BitMode(Mask, Enable:Byte) : FT_Result;
Function Set_USB_Parameters(InSize, OutSize:Dword) : FT_Result;
Function Get_USB_Driver_Version(DrVersion : TDWordptr): FT_Result;
Function Get_USB_Library_Version(LbVersion : TDWordptr): FT_Result;
Var
// Port Handle Returned by the Open Function
// Used by the Subsequent Function Calls
FT_HANDLE : DWord = 0;
// Used to handle multiple device instances in future
// versions. Must be set to 0 for now.
// PV_Device : DWord = 0;
// Holding Variables for the current settings
// Can be configured visually using the CFGUnit Unit
// or manually before calling SetUp_USB_Device
FT_Current_Baud : Dword;
FT_Current_DataBits : Byte;
FT_Current_StopBits : Byte;
FT_Current_Parity : Byte;
FT_Current_FlowControl : Word;
FT_RTS_On : Boolean;
FT_DTR_On : Boolean;
FT_Event_On : Boolean;
FT_Error_On : Boolean;
FT_XON_Value : Byte = $11;
FT_XOFF_Value : Byte = $13;
FT_EVENT_Value : Byte = $0;
FT_ERROR_Value : Byte = $0;
// Used by CFGUnit to flag a bad value
FT_SetupError : Boolean;
// Used to Return the current Modem Status
FT_Modem_Status : DWord;
// Used to return the number of bytes pending
// in the Rx Buffer Queue
FT_Q_Bytes : DWord;
FT_TxQ_Bytes : DWord;
FT_Event_Status : DWord;
// Used to Enable / Disable the Error Report Dialog
FT_Enable_Error_Report : Boolean = True;
// Deposit for Get latency timer
FT_LatencyRd : Byte;
FT_DeviceInfoList : array of FT_Device_Info_Node;
Manufacturer: array [0..63] of char;
ManufacturerID: array [0..15] of char;
Description: array [0..63] of char;
SerialNumber: array [0..15] of char;
LocID : DWord;
EEDataBuffer : TFT_Program_Data;
UserData : array [0..63] of byte;
FT_UA_Size : integer;
WordRead : Word;
Const
// FT_Result Values
FT_OK = 0;
FT_INVALID_HANDLE = 1;
FT_DEVICE_NOT_FOUND = 2;
FT_DEVICE_NOT_OPENED = 3;
FT_IO_ERROR = 4;
FT_INSUFFICIENT_RESOURCES = 5;
FT_INVALID_PARAMETER = 6;
FT_SUCCESS = FT_OK;
FT_INVALID_BAUD_RATE = 7;
FT_DEVICE_NOT_OPENED_FOR_ERASE = 8;
FT_DEVICE_NOT_OPENED_FOR_WRITE = 9;
FT_FAILED_TO_WRITE_DEVICE = 10;
FT_EEPROM_READ_FAILED = 11;
FT_EEPROM_WRITE_FAILED = 12;
FT_EEPROM_ERASE_FAILED = 13;
FT_EEPROM_NOT_PRESENT = 14;
FT_EEPROM_NOT_PROGRAMMED = 15;
FT_INVALID_ARGS = 16;
FT_OTHER_ERROR = 17;
// FT_Open_Ex Flags
FT_OPEN_BY_SERIAL_NUMBER = 1;
FT_OPEN_BY_DESCRIPTION = 2;
FT_OPEN_BY_LOCATION = 4;
// FT_List_Devices Flags
FT_LIST_NUMBER_ONLY = $80000000;
FT_LIST_BY_INDEX = $40000000;
FT_LIST_ALL = $20000000;
// Baud Rate Selection
FT_BAUD_300 = 300;
FT_BAUD_600 = 600;
FT_BAUD_1200 = 1200;
FT_BAUD_2400 = 2400;
FT_BAUD_4800 = 4800;
FT_BAUD_9600 = 9600;
FT_BAUD_14400 = 14400;
FT_BAUD_19200 = 19200;
FT_BAUD_38400 = 38400;
FT_BAUD_57600 = 57600;
FT_BAUD_115200 = 115200;
FT_BAUD_230400 = 230400;
FT_BAUD_460800 = 460800;
FT_BAUD_921600 = 921600;
// Data Bits Selection
FT_DATA_BITS_7 = 7;
FT_DATA_BITS_8 = 8;
// Stop Bits Selection
FT_STOP_BITS_1 = 0;
FT_STOP_BITS_2 = 2;
// Parity Selection
FT_PARITY_NONE = 0;
FT_PARITY_ODD = 1;
FT_PARITY_EVEN = 2;
FT_PARITY_MARK = 3;
FT_PARITY_SPACE = 4;
// Flow Control Selection
FT_FLOW_NONE = $0000;
FT_FLOW_RTS_CTS = $0100;
FT_FLOW_DTR_DSR = $0200;
FT_FLOW_XON_XOFF = $0400;
// Purge Commands
FT_PURGE_RX = 1;
FT_PURGE_TX = 2;
// Notification Events
FT_EVENT_RXCHAR = 1;
FT_EVENT_MODEM_STATUS = 2;
// Modem Status
CTS = $10;
DSR = $20;
RI = $40;
DCD = $80;
// IO Buffer Sizes
FT_In_Buffer_Size = $10000; // 64k
FT_In_Buffer_Index = FT_In_Buffer_Size - 1;
FT_Out_Buffer_Size = $10000; // 64k
FT_Out_Buffer_Index = FT_Out_Buffer_Size - 1;
// DLL Name
FT_DLL_Name = 'FTD2XX.DLL';
var
// Declare Input and Output Buffers
FT_In_Buffer : Array[0..FT_In_Buffer_Index] of Byte;
FT_Out_Buffer : Array[0..FT_Out_Buffer_Index] of Byte;
// A variable used to detect time-outs
// Attach a timer to the main project form
// which decrements this every 10mS if
// FT_TimeOut_Count <> 0
FT_TimeOut_Count : Integer = 0;
// Used to determine how many bytes were
// actually received by FT_Read_Device_All
// in the case of a time-out
FT_All_Bytes_Received : Integer = 0;
FT_IO_Status : Ft_Result = FT_OK;
// Used By FT_ListDevices
FT_Device_Count : DWord;
FT_Device_String_Buffer : array [1..50] of Char;
FT_Device_String : String;
FT_Device_Location : DWord;
USB_Device_Info_Node : FT_Device_Info_Node;
FT_Event_Handle : DWord;
implementation
//Classic functions
function FT_GetNumDevices(pvArg1:Pointer; pvArg2:Pointer; dwFlags:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_ListDevices';
function FT_ListDevices(pvArg1:Dword; pvArg2:Pointer; dwFlags:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_ListDevices';
function FT_Open(Index:Integer; ftHandle:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_Open';
function FT_OpenEx(pvArg1:Pointer; dwFlags:Dword; ftHandle:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_OpenEx';
function FT_OpenByLocation(pvArg1:DWord; dwFlags:Dword; ftHandle:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_OpenEx';
function FT_Close(ftHandle:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_Close';
function FT_Read(ftHandle:Dword; FTInBuf:Pointer; BufferSize:LongInt; ResultPtr:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_Read';
function FT_Write(ftHandle:Dword; FTOutBuf:Pointer; BufferSize:LongInt; ResultPtr:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_Write';
function FT_ResetDevice(ftHandle:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_ResetDevice';
function FT_SetBaudRate(ftHandle:Dword; BaudRate:DWord):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetBaudRate';
function FT_SetDivisor(ftHandle:Dword; Divisor:DWord):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetDivisor';
function FT_SetDataCharacteristics(ftHandle:Dword; WordLength,StopBits,Parity:Byte):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetDataCharacteristics';
function FT_SetFlowControl(ftHandle:Dword; FlowControl:Word; XonChar,XoffChar:Byte):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetFlowControl';
function FT_SetDtr(ftHandle:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetDtr';
function FT_ClrDtr(ftHandle:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_ClrDtr';
function FT_SetRts(ftHandle:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetRts';
function FT_ClrRts(ftHandle:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_ClrRts';
function FT_GetModemStatus(ftHandle:Dword; ModemStatus:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetModemStatus';
function FT_SetChars(ftHandle:Dword; EventChar,EventCharEnabled,ErrorChar,ErrorCharEnabled:Byte):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetChars';
function FT_Purge(ftHandle:Dword; Mask:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_Purge';
function FT_SetTimeouts(ftHandle:Dword; ReadTimeout,WriteTimeout:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetTimeouts';
function FT_GetQueueStatus(ftHandle:Dword; RxBytes:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetQueueStatus';
function FT_SetBreakOn(ftHandle:Dword) : FT_Result; stdcall; External FT_DLL_Name name 'FT_SetBreakOn';
function FT_SetBreakOff(ftHandle:Dword) : FT_Result; stdcall; External FT_DLL_Name name 'FT_SetBreakOff';
function FT_GetStatus(ftHandle:DWord; RxBytes,TxBytes,EventStatus:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetStatus';
function FT_SetEventNotification(ftHandle:DWord; EventMask:DWord; pvArgs:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetEventNotification';
function FT_GetDeviceInfo(ftHandle:DWord; DevType,ID,SerNum,Desc,pvDummy:Pointer) : FT_Result; stdcall; External FT_DLL_Name name 'FT_GetDeviceInfo';
function FT_SetResetPipeRetryCount(ftHandle:Dword; RetryCount:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetResetPipeRetryCount';
function FT_StopInTask(ftHandle:Dword) : FT_Result; stdcall; External FT_DLL_Name name 'FT_StopInTask';
function FT_RestartInTask(ftHandle:Dword) : FT_Result; stdcall; External FT_DLL_Name name 'FT_RestartInTask';
function FT_ResetPort(ftHandle:Dword) : FT_Result; stdcall; External FT_DLL_Name name 'FT_ResetPort';
function FT_CyclePort(ftHandle:Dword) : FT_Result; stdcall; External 'FTD2XX.DLL' name 'FT_CyclePort';
function FT_CreateDeviceInfoList(NumDevs:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_CreateDeviceInfoList';
function FT_GetDeviceInfoList(pFT_Device_Info_List:Pointer; NumDevs:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetDeviceInfoList';
function FT_GetDeviceInfoDetail(Index:DWord; Flags,DevType,ID,LocID,SerialNumber,Description,DevHandle:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetDeviceInfoDetail';
function FT_GetDriverVersion(ftHandle:Dword; DrVersion:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetDriverVersion';
function FT_GetLibraryVersion(LbVersion:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetLibraryVersion';
// EEPROM functions
function FT_EE_Read(ftHandle:DWord; pEEData:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_EE_Read';
function FT_EE_Program(ftHandle:DWord; pEEData:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_EE_Program';
// EEPROM primitives - you need an NDA for EEPROM checksum
function FT_ReadEE(ftHandle:DWord; WordAddr:DWord; WordRead:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_ReadEE';
function FT_WriteEE(ftHandle:DWord; WordAddr:DWord; WordData:word):FT_Result; stdcall; External FT_DLL_Name name 'FT_WriteEE';
function FT_EraseEE(ftHandle:DWord):FT_Result; stdcall; External FT_DLL_Name name 'FT_EraseEE';
function FT_EE_UARead(ftHandle:DWord; Data:Pointer; DataLen:DWord; BytesRead:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_EE_UARead';
function FT_EE_UAWrite(ftHandle:DWord; Data:Pointer; DataLen:DWord):FT_Result; stdcall; External FT_DLL_Name name 'FT_EE_UAWrite';
function FT_EE_UASize(ftHandle:DWord; UASize:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_EE_UASize';
// FT2232C, FT232BM and FT245BM Extended API Functions
function FT_GetLatencyTimer(ftHandle:Dword; Latency:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetLatencyTimer';
function FT_SetLatencyTimer(ftHandle:Dword; Latency:Byte):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetLatencyTimer';
function FT_GetBitMode(ftHandle:Dword; BitMode:Pointer):FT_Result; stdcall; External FT_DLL_Name name 'FT_GetBitMode';
function FT_SetBitMode(ftHandle:Dword; Mask,Enable:Byte):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetBitMode';
function FT_SetUSBParameters(ftHandle:Dword; InSize,OutSize:Dword):FT_Result; stdcall; External FT_DLL_Name name 'FT_SetUSBParameters';
Procedure FT_Error_Report(ErrStr: String; PortStatus : Integer);
Var Str : String;
Begin
If Not FT_Enable_Error_Report then Exit;
If PortStatus = FT_OK then Exit;
Case PortStatus of
FT_INVALID_HANDLE : Str := ErrStr+' - Invalid handle...';
FT_DEVICE_NOT_FOUND : Str := ErrStr+' - Device not found...';
FT_DEVICE_NOT_OPENED : Str := ErrStr+' - Device not opened...';
FT_IO_ERROR : Str := ErrStr+' - General IO error...';
FT_INSUFFICIENT_RESOURCES : Str := ErrStr+' - Insufficient resources...';
FT_INVALID_PARAMETER : Str := ErrStr+' - Invalid parameter...';
FT_INVALID_BAUD_RATE : Str := ErrStr+' - Invalid baud rate...';
FT_DEVICE_NOT_OPENED_FOR_ERASE : Str := ErrStr+' Device not opened for erase...';
FT_DEVICE_NOT_OPENED_FOR_WRITE : Str := ErrStr+' Device not opened for write...';
FT_FAILED_TO_WRITE_DEVICE : Str := ErrStr+' - Failed to write...';
FT_EEPROM_READ_FAILED : Str := ErrStr+' - EEPROM read failed...';
FT_EEPROM_WRITE_FAILED : Str := ErrStr+' - EEPROM write failed...';
FT_EEPROM_ERASE_FAILED : Str := ErrStr+' - EEPROM erase failed...';
FT_EEPROM_NOT_PRESENT : Str := ErrStr+' - EEPROM not present...';
FT_EEPROM_NOT_PROGRAMMED : Str := ErrStr+' - EEPROM not programmed...';
FT_INVALID_ARGS : Str := ErrStr+' - Invalid arguments...';
FT_OTHER_ERROR : Str := ErrStr+' - Other error ...';
End;
MessageDlg(Str, mtError, [mbOk], 0);
End;
Function GetDeviceString : String;
Var I : Integer;
Begin
Result := ''; I := 1;
FT_Device_String_Buffer[50] := Chr(0); // Just in case !
While FT_Device_String_Buffer[I] <> Chr(0) do
Begin
Result := Result + FT_Device_String_Buffer[I];
Inc(I);
End;
End;
Procedure SetDeviceString ( S : String );
Var I,L : Integer;
Begin
FT_Device_String_Buffer[1] := Chr(0);
L := Length(S); If L > 49 then L := 49;
If L = 0 then Exit;
For I := 1 to L do FT_Device_String_Buffer[I] := S[I];
FT_Device_String_Buffer[L+1] := Chr(0);
End;
// FTD2XX functions from here
Function GetFTDeviceCount : FT_Result;
Begin
Result := FT_GetNumDevices(@FT_Device_Count,Nil,FT_LIST_NUMBER_ONLY);
If Result <> FT_OK then FT_Error_Report('GetFTDeviceCount',Result);
End;
Function GetFTDeviceSerialNo(DeviceIndex:DWord) : FT_Result;
Begin
Result := FT_ListDevices(DeviceIndex,@SerialNumber,(FT_OPEN_BY_SERIAL_NUMBER or FT_LIST_BY_INDEX));
If Result = FT_OK then FT_Device_String := SerialNumber;
If Result <> FT_OK then FT_Error_Report('GetFTDeviceSerialNo',Result);
End;
Function GetFTDeviceDescription(DeviceIndex:DWord) : FT_Result;
Begin
Result := FT_ListDevices(DeviceIndex,@Description,(FT_OPEN_BY_DESCRIPTION or FT_LIST_BY_INDEX));
If Result = FT_OK then FT_Device_String := Description;
If Result <> FT_OK then FT_Error_Report('GetFTDeviceDescription',Result);
End;
Function GetFTDeviceLocation(DeviceIndex:DWord) : FT_Result;
Begin
Result := FT_ListDevices(DeviceIndex,@LocID,(FT_OPEN_BY_LOCATION or FT_LIST_BY_INDEX));
If Result = FT_OK then FT_Device_Location := LocID;
If Result <> FT_OK then FT_Error_Report('GetFTDeviceLocation',Result);
End;
Function Open_USB_Device : FT_Result;
Var
DevIndex : DWord;
Begin
DevIndex := 0;
Result := FT_Open(DevIndex,@FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_Open',Result);
End;
Function Open_USB_Device_By_Serial_Number(Serial_Number:string) : FT_Result;
Begin
SetDeviceString(Serial_Number);
Result := FT_OpenEx(@FT_Device_String_Buffer,FT_OPEN_BY_SERIAL_NUMBER,@FT_Handle);
If Result <> FT_OK then FT_Error_Report('Open_USB_Device_By_Serial_Number',Result);
End;
Function Open_USB_Device_By_Device_Description(Device_Description:string) : FT_Result;
Begin
SetDeviceString(Device_Description);
Result := FT_OpenEx(@FT_Device_String_Buffer,FT_OPEN_BY_DESCRIPTION,@FT_Handle);
If Result <> FT_OK then FT_Error_Report('Open_USB_Device_By_Device_Description',Result);
End;
Function Open_USB_Device_By_Device_Location(Location:DWord) : FT_Result;
Begin
Result := FT_OpenByLocation(Location,FT_OPEN_BY_LOCATION,@FT_Handle);
If Result <> FT_OK then FT_Error_Report('Open_USB_Device_By_Device_Location',Result);
End;
Function Close_USB_Device : FT_Result;
Begin
Result := FT_Close(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_Close',Result);
End;
function Read_USB_Device_Buffer( Read_Count : Integer ) : Integer;
// Reads Read_Count Bytes (or less) from the USB device to the FT_In_Buffer
// Function returns the number of bytes actually received which may range from zero
// to the actual number of bytes requested, depending on how many have been received
// at the time of the request + the read timeout value.
Var Read_Result : Integer;
Begin
if (read_count = 1) then
begin
read_result := read_count;
end;
FT_IO_Status := FT_Read(FT_Handle,@FT_In_Buffer,Read_Count,@Read_Result);
If FT_IO_Status <> FT_OK then FT_Error_Report('FT_Read',FT_IO_Status);
Result := Read_Result;
End;
function Write_USB_Device_Buffer( Write_Count : Integer ) : Integer;
// Writes Write_Count Bytes from FT_Out_Buffer to the USB device
// Function returns the number of bytes actually sent
// In this example, Write_Count should be 32k bytes max
Var Write_Result : Integer;
Begin
FT_IO_Status := FT_Write(FT_Handle,@FT_Out_Buffer,Write_Count,@Write_Result);
If FT_IO_Status <> FT_OK then FT_Error_Report('FT_Write',FT_IO_Status);
Result := Write_Result;
End;
Function Reset_USB_Device : FT_Result;
Begin
Result := FT_ResetDevice(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_ResetDevice',Result);
End;
Function Set_USB_Device_BaudRate : FT_Result;
Begin
Result := FT_SetBaudRate(FT_Handle,FT_Current_Baud);
If Result <> FT_OK then FT_Error_Report('FT_SetBaudRate',Result);
End;
Function Set_USB_Device_BaudRate_Divisor(Divisor:Dword) : FT_Result;
Begin
Result := FT_SetDivisor(FT_Handle,Divisor);
If Result <> FT_OK then FT_Error_Report('FT_SetDivisor',Result);
End;
Function Set_USB_Device_DataCharacteristics : FT_Result;
Begin
Result := FT_SetDataCharacteristics(FT_Handle,FT_Current_DataBits,FT_Current_StopBits,FT_Current_Parity);
If Result <> FT_OK then FT_Error_Report('FT_SetDataCharacteristics',Result);
End;
Function Set_USB_Device_FlowControl : FT_Result;
Begin
Result := FT_SetFlowControl(FT_Handle,FT_Current_FlowControl,FT_XON_Value,FT_XOFF_Value);
If Result <> FT_OK then FT_Error_Report('FT_SetFlowControl',Result);
End;
Function Set_USB_Device_RTS : FT_Result;
Begin
Result := FT_SetRTS(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_SetRTS',Result);
End;
Function Clr_USB_Device_RTS : FT_Result;
Begin
Result := FT_ClrRTS(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_ClrRTS',Result);
End;
Function Set_USB_Device_DTR : FT_Result;
Begin
Result := FT_SetDTR(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_SetDTR',Result);
End;
Function Clr_USB_Device_DTR : FT_Result;
Begin
Result := FT_ClrDTR(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_ClrDTR',Result);
End;
Function Get_USB_Device_ModemStatus : FT_Result;
Begin
Result := FT_GetModemStatus(FT_Handle,@FT_Modem_Status);
If Result <> FT_OK then FT_Error_Report('FT_GetModemStatus',Result);
End;
Function Set_USB_Device_Chars : FT_Result;
Var Events_On,Errors_On : Byte;
Begin
If FT_Event_On then Events_On := 1 else Events_On := 0;
If FT_Error_On then Errors_On := 1 else Errors_On := 0;
Result := FT_SetChars(FT_Handle,FT_EVENT_Value,Events_On,FT_ERROR_Value,Errors_On);
If Result <> FT_OK then FT_Error_Report('FT_SetChars',Result);
End;
Function Purge_USB_Device_Out : FT_Result;
Begin
Result := FT_Purge(FT_Handle,FT_PURGE_RX);
If Result <> FT_OK then FT_Error_Report('FT_Purge RX',Result);
End;
Function Purge_USB_Device_In : FT_Result;
Begin
Result := FT_Purge(FT_Handle,FT_PURGE_TX);
If Result <> FT_OK then FT_Error_Report('FT_Purge TX',Result);
End;
Function Set_USB_Device_TimeOuts(ReadTimeOut,WriteTimeOut:DWord) : FT_Result;
Begin
Result := FT_SetTimeouts(FT_Handle,ReadTimeout,WriteTimeout);
If Result <> FT_OK then FT_Error_Report('FT_SetTimeouts',Result);
End;
Function Get_USB_Device_QueueStatus : FT_Result;
Begin
Result := FT_GetQueueStatus(FT_Handle,@FT_Q_Bytes);
If Result <> FT_OK then FT_Error_Report('FT_GetQueueStatus',Result);
End;
Function Set_USB_Device_Break_On : FT_Result;
Begin
Result := FT_SetBreakOn(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_SetBreakOn',Result);
End;
Function Set_USB_Device_Break_Off : FT_Result;
Begin
Result := FT_SetBreakOff(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_SetBreakOff',Result);
End;
Function Get_USB_Device_Status : FT_Result;
Begin
Result := FT_GetStatus(FT_Handle, @FT_Q_Bytes, @FT_TxQ_Bytes, @FT_Event_Status);
If Result <> FT_OK then FT_Error_Report('FT_GetStatus',Result);
End;
Function Set_USB_Device_Event_Notification(EventMask:DWord) : FT_Result;
Begin
Result := FT_SetEventNotification(FT_Handle,EventMask,FT_Event_Handle);
If Result <> FT_OK then FT_Error_Report('FT_SetEventNotification ',Result);
End;
Function USB_FT_GetDeviceInfo(DevType,ID:DWord; SerialNumber,Description:array of char) : FT_Result;
begin
Result := FT_GetDeviceInfo(FT_Handle,@DevType,@ID,@SerialNumber,@Description,Nil);
If Result <> FT_OK then FT_Error_Report('FT_GetDeviceInfo ',Result);
end;
Function Set_USB_Device_Reset_Pipe_Retry_Count(RetryCount:DWord) : FT_Result;
Begin
Result := FT_SetResetPiperetryCount(FT_Handle, RetryCount);
If Result <> FT_OK then FT_Error_Report('FT_SetResetPipeRetryCount',Result);
End;
Function Stop_USB_Device_InTask : FT_Result;
Begin
Result := FT_StopInTask(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_StopInTask',Result);
End;
Function Restart_USB_Device_InTask : FT_Result;
Begin
Result := FT_RestartInTask(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_RestartInTask',Result);
End;
Function Reset_USB_Port : FT_Result;
Begin
Result := FT_ResetPort(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_ResetPort',Result);
End;
Function Cycle_USB_Port : FT_Result;
Begin
Result := FT_CyclePort(FT_Handle);
If Result <> FT_OK then FT_Error_Report('FT_CyclePort',Result);
End;
Function Create_USB_Device_List : FT_Result;
Begin
Result := FT_CreateDeviceInfoList(@FT_Device_Count);
If Result <> FT_OK then FT_Error_Report('FT_CreateDeviceInfoList',Result);
End;
Function Get_USB_Device_List : FT_Result;
Begin
SetLength(FT_DeviceInfoList,FT_Device_Count);
Result := FT_GetDeviceInfoList(FT_DeviceInfoList, @FT_Device_Count);
If Result <> FT_OK then FT_Error_Report('FT_GetDeviceInfoList',Result);
End;
Function Get_USB_Driver_Version(DrVersion : TDWordPtr) : FT_Result;
Begin
Result := FT_GetDriverVersion(FT_Handle, DrVersion);
If Result <> FT_OK then FT_Error_Report('FT_GetDriverVersion',Result);
End;
Function Get_USB_Library_Version(LbVersion : TDWordPtr) : FT_Result;
Begin
Result := FT_GetLibraryVersion(LbVersion);
If Result <> FT_OK then FT_Error_Report('FT_GetLibraryVersion',Result);
End;
Function Get_USB_Device_List_Detail(Index:DWord) : FT_Result;
Begin
// Initialise structure
USB_Device_Info_Node.Flags := 0;
USB_Device_Info_Node.DeviceType := 0;
USB_Device_Info_Node.ID := 0;
USB_Device_Info_Node.LocID := 0;
USB_Device_Info_Node.SerialNumber := '';
USB_Device_Info_Node.Description := '';
USB_Device_Info_Node.DeviceHandle := 0;
Result := FT_GetDeviceInfoDetail(Index,@USB_Device_Info_Node.Flags,@USB_Device_Info_Node.DeviceType,
@USB_Device_Info_Node.ID,@USB_Device_Info_Node.LocID,@USB_Device_Info_Node.SerialNumber,
@USB_Device_Info_Node.Description,@USB_Device_Info_Node.DeviceHandle);
If Result <> FT_OK then FT_Error_Report('FT_GetDeviceInfoListDetail',Result);
End;
function USB_FT_EE_Read : FT_Result;
// Read BM/AM device EEPROM
begin
EEDataBuffer.Signature1 := 0;
EEDataBuffer.Signature2 := $FFFFFFFF;
EEDataBuffer.Version := 0; // 0 for AM/BM, 1 for C, 2 for R
EEDataBuffer.VendorId :=0;
EEDataBuffer.ProductId := 0;
EEDataBuffer.Manufacturer := @Manufacturer;
EEDataBuffer.ManufacturerId := @ManufacturerId;
EEDataBuffer.Description := @Description;
EEDataBuffer.SerialNumber := @SerialNumber;
EEDataBuffer.MaxPower := 0;
EEDataBuffer.PnP := 0;
EEDataBuffer.SelfPowered := 0;
EEDataBuffer.RemoteWakeup := 0;
EEDataBuffer.Rev4 := 0;
EEDataBuffer.IsoIn := 0;
EEDataBuffer.IsoOut := 0;
EEDataBuffer.PullDownEnable := 0;
EEDataBuffer.SerNumEnable := 0;
EEDataBuffer.USBVersionEnable := 0;
EEDataBuffer.USBVersion := 0;
// FT2232C Extensions
EEDataBuffer.Rev5 := 0;
EEDataBuffer.IsoInA := 0;
EEDataBuffer.IsoInB := 0;
EEDataBuffer.IsoOutA := 0;
EEDataBuffer.IsoOutB := 0;
EEDataBuffer.PullDownEnable5 := 0;
EEDataBuffer.SerNumEnable5 := 0;
EEDataBuffer.USBVersionEnable5 := 0;
EEDataBuffer.USBVersion5 := 0;
EEDataBuffer.AIsHighCurrent := 0;
EEDataBuffer.BIsHighCurrent := 0;
EEDataBuffer.IFAIsFifo := 0;
EEDataBuffer.IFAIsFifoTar := 0;
EEDataBuffer.IFAIsFastSer := 0;
EEDataBuffer.AIsVCP := 0;
EEDataBuffer.IFBIsFifo := 0;
EEDataBuffer.IFBIsFifoTar := 0;
EEDataBuffer.IFBIsFastSer := 0;
EEDataBuffer.BIsVCP := 0;
// FT232R extensions
EEDataBuffer.UseExtOsc := 0;
EEDataBuffer.HighDriveIOs := 0;
EEDataBuffer.EndpointSize := 0;
EEDataBuffer.PullDownEnableR := 0;
EEDataBuffer.SerNumEnableR := 0;
EEDataBuffer.InvertTXD := 0;
EEDataBuffer.InvertRXD := 0;
EEDataBuffer.InvertRTS := 0;
EEDataBuffer.InvertCTS := 0;
EEDataBuffer.InvertDTR := 0;
EEDataBuffer.InvertDSR := 0;
EEDataBuffer.InvertDCD := 0;
EEDataBuffer.InvertRI := 0;
EEDataBuffer.Cbus0 := 0;
EEDataBuffer.Cbus1 := 0;
EEDataBuffer.Cbus2 := 0;
EEDataBuffer.Cbus3 := 0;
EEDataBuffer.Cbus4 := 0;
EEDataBuffer.RIsVCP := 0;
Result := FT_EE_Read(FT_Handle,@EEDataBuffer);
If Result <> FT_OK then FT_Error_Report('FT_EE_Read ',Result);
end;
function USB_FT_C_EE_Read : FT_Result;
// Read FT2232C device EEPROM
begin
EEDataBuffer.Signature1 := 0;
EEDataBuffer.Signature2 := $FFFFFFFF;
EEDataBuffer.Version := 1; // 0 for AM/BM, 1 for C, 2 for R
EEDataBuffer.VendorId :=0;
EEDataBuffer.ProductId := 0;
EEDataBuffer.Manufacturer := @Manufacturer;
EEDataBuffer.ManufacturerId := @ManufacturerId;
EEDataBuffer.Description := @Description;
EEDataBuffer.SerialNumber := @SerialNumber;
EEDataBuffer.MaxPower := 0;
EEDataBuffer.PnP := 0;
EEDataBuffer.SelfPowered := 0;
EEDataBuffer.RemoteWakeup := 0;
EEDataBuffer.Rev4 := 0;
EEDataBuffer.IsoIn := 0;
EEDataBuffer.IsoOut := 0;
EEDataBuffer.PullDownEnable := 0;
EEDataBuffer.SerNumEnable := 0;
EEDataBuffer.USBVersionEnable := 0;
EEDataBuffer.USBVersion := 0;
// FT2232C Extensions
EEDataBuffer.Rev5 := 0;
EEDataBuffer.IsoInA := 0;
EEDataBuffer.IsoInB := 0;
EEDataBuffer.IsoOutA := 0;
EEDataBuffer.IsoOutB := 0;
EEDataBuffer.PullDownEnable5 := 0;
EEDataBuffer.SerNumEnable5 := 0;
EEDataBuffer.USBVersionEnable5 := 0;
EEDataBuffer.USBVersion5 := 0;
EEDataBuffer.AIsHighCurrent := 0;
EEDataBuffer.BIsHighCurrent := 0;
EEDataBuffer.IFAIsFifo := 0;
EEDataBuffer.IFAIsFifoTar := 0;
EEDataBuffer.IFAIsFastSer := 0;
EEDataBuffer.AIsVCP := 0;
EEDataBuffer.IFBIsFifo := 0;
EEDataBuffer.IFBIsFifoTar := 0;
EEDataBuffer.IFBIsFastSer := 0;
EEDataBuffer.BIsVCP := 0;
// FT232R extensions
EEDataBuffer.UseExtOsc := 0;
EEDataBuffer.HighDriveIOs := 0;
EEDataBuffer.EndpointSize := 0;
EEDataBuffer.PullDownEnableR := 0;
EEDataBuffer.SerNumEnableR := 0;
EEDataBuffer.InvertTXD := 0;
EEDataBuffer.InvertRXD := 0;
EEDataBuffer.InvertRTS := 0;
EEDataBuffer.InvertCTS := 0;
EEDataBuffer.InvertDTR := 0;
EEDataBuffer.InvertDSR := 0;
EEDataBuffer.InvertDCD := 0;
EEDataBuffer.InvertRI := 0;
EEDataBuffer.Cbus0 := 0;
EEDataBuffer.Cbus1 := 0;
EEDataBuffer.Cbus2 := 0;
EEDataBuffer.Cbus3 := 0;
EEDataBuffer.Cbus4 := 0;
EEDataBuffer.RIsVCP := 0;
Result := FT_EE_Read(FT_Handle,@EEDataBuffer);
If Result <> FT_OK then FT_Error_Report('FT_EE_Read ',Result);
end;
function USB_FT_R_EE_Read : FT_Result;
// Read FT232R device EEPROM
begin
EEDataBuffer.Signature1 := 0;
EEDataBuffer.Signature2 := $FFFFFFFF;
EEDataBuffer.Version := 2; // 0 for AM/BM, 1 for C, 2 for R
EEDataBuffer.VendorId :=0;
EEDataBuffer.ProductId := 0;
EEDataBuffer.Manufacturer := @Manufacturer;
EEDataBuffer.ManufacturerId := @ManufacturerId;
EEDataBuffer.Description := @Description;
EEDataBuffer.SerialNumber := @SerialNumber;
EEDataBuffer.MaxPower := 0;
EEDataBuffer.PnP := 0;
EEDataBuffer.SelfPowered := 0;
EEDataBuffer.RemoteWakeup := 0;
EEDataBuffer.Rev4 := 0;
EEDataBuffer.IsoIn := 0;
EEDataBuffer.IsoOut := 0;
EEDataBuffer.PullDownEnable := 0;
EEDataBuffer.SerNumEnable := 0;
EEDataBuffer.USBVersionEnable := 0;
EEDataBuffer.USBVersion := 0;
// FT2232C Extensions
EEDataBuffer.Rev5 := 0;
EEDataBuffer.IsoInA := 0;
EEDataBuffer.IsoInB := 0;
EEDataBuffer.IsoOutA := 0;
EEDataBuffer.IsoOutB := 0;
EEDataBuffer.PullDownEnable5 := 0;
EEDataBuffer.SerNumEnable5 := 0;
EEDataBuffer.USBVersionEnable5 := 0;
EEDataBuffer.USBVersion5 := 0;
EEDataBuffer.AIsHighCurrent := 0;
EEDataBuffer.BIsHighCurrent := 0;
EEDataBuffer.IFAIsFifo := 0;
EEDataBuffer.IFAIsFifoTar := 0;
EEDataBuffer.IFAIsFastSer := 0;
EEDataBuffer.AIsVCP := 0;
EEDataBuffer.IFBIsFifo := 0;
EEDataBuffer.IFBIsFifoTar := 0;
EEDataBuffer.IFBIsFastSer := 0;
EEDataBuffer.BIsVCP := 0;
// FT232R extensions
EEDataBuffer.UseExtOsc := 0;
EEDataBuffer.HighDriveIOs := 0;
EEDataBuffer.EndpointSize := 0;
EEDataBuffer.PullDownEnableR := 0;
EEDataBuffer.SerNumEnableR := 0;
EEDataBuffer.InvertTXD := 0;
EEDataBuffer.InvertRXD := 0;
EEDataBuffer.InvertRTS := 0;
EEDataBuffer.InvertCTS := 0;
EEDataBuffer.InvertDTR := 0;
EEDataBuffer.InvertDSR := 0;
EEDataBuffer.InvertDCD := 0;
EEDataBuffer.InvertRI := 0;
EEDataBuffer.Cbus0 := 0;
EEDataBuffer.Cbus1 := 0;
EEDataBuffer.Cbus2 := 0;
EEDataBuffer.Cbus3 := 0;
EEDataBuffer.Cbus4 := 0;
EEDataBuffer.RIsVCP := 0;
Result := FT_EE_Read(FT_Handle,@EEDataBuffer);
If Result <> FT_OK then FT_Error_Report('FT_EE_Read ',Result);
end;
function USB_FT_EE_Program : FT_Result;
begin
Result := FT_EE_Program(FT_Handle, @EEDataBuffer);
If Result <> FT_OK then FT_Error_Report('FT_EE_Read ',Result);
end;
function USB_FT_WriteEE(WordAddr:Dword; WordData:Word) : FT_Result;
begin
Result := FT_WriteEE(FT_Handle,WordAddr,WordData);
end;
function USB_FT_ReadEE(WordAddr:Dword) : FT_Result;
begin
Result := FT_ReadEE(FT_Handle,WordAddr,@WordRead);
end;
function USB_FT_EraseEE : FT_Result;
begin
Result := FT_EraseEE(FT_Handle);
end;
function USB_FT_EE_UARead : FT_Result;
begin
Result := FT_EE_UARead(FT_Handle,@UserData,64,@FT_UA_Size);
If Result <> FT_OK then FT_Error_Report('FT_EE_UARead ',Result);
end;
function USB_FT_EE_UAWrite : FT_Result;
begin
Result := FT_EE_UAWrite(FT_Handle,@UserData,FT_UA_Size);
If Result <> FT_OK then FT_Error_Report('FT_EE_UAWrite ',Result);
end;
function USB_FT_EE_UASize : FT_Result;
begin
Result := FT_EE_UASize(FT_Handle,@FT_UA_Size);
If Result <> FT_OK then FT_Error_Report('FT_EE_UASize ',Result);
end;
Function Get_USB_Device_LatencyTimer : FT_Result;
Begin
Result := FT_GetLatencyTimer(FT_Handle,@FT_LatencyRd);
If Result <> FT_OK then FT_Error_Report('FT_GetLatencyTimer ',Result);
End;
Function Set_USB_Device_LatencyTimer(Latency:Byte) : FT_Result;
Begin
Result := FT_SetLatencyTimer(FT_Handle, Latency);
If Result <> FT_OK then FT_Error_Report('FT_SetLatencyTimer ',Result);
End;
Function Get_USB_Device_BitMode(var BitMode:Byte) : FT_Result;
Begin
Result := FT_GetBitMode(FT_Handle,@BitMode);
If Result <> FT_OK then FT_Error_Report('FT_GetBitMode ',Result);
End;
Function Set_USB_Device_BitMode(Mask,Enable:Byte) : FT_Result ;
Begin
Result := FT_SetBitMode(FT_Handle,Mask,Enable);
If Result <> FT_OK then FT_Error_Report('FT_SetBitMode ',Result);
End;
Function Set_USB_Parameters(InSize,OutSize:Dword) : FT_Result ;
Begin
Result := FT_SetUSBParameters(FT_Handle,InSize,OutSize);
If Result <> FT_OK then FT_Error_Report('FT_SetUSBParameters ',Result);
End;
End. |
clef usb i2c
Envoyé par herrflick13
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