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unit unitDistoX2;
// By JP CASSOU under Licence GPL
{$INCLUDE CompilationParameters.inc}
interface
uses
Classes, SysUtils, Math, dateutils,
StructuresDonnees,
Common
{$IFDEF USE_GENERIC_TYPES}
,UnitListesSimplesWithGeneriques
{$ELSE}
UnitListesSimplesWithoutGeneriques
{$ENDIF}
, LazSerial, LazSynaSer, LazSerialPort
;
const
// axes
mrX_AXIS = 1;
mrY_AXIS = 2;
mrZ_AXIS = 3;
// mappage de la mémoire du DistoX
//ADDR_START_SECTION_CONFIGURATION = $B000; // calibration coefficients, Ox00B000 -> Ox00B3FF
//ADDR_START_SECTION_DATA_STORE = $B400; // data segment , Ox00B400 -> Ox00FFFF
// commandes DistoX
DISTOX_COMMAND_EXTINCTION = 52; // $34: extinction du Disto
DISTOX_COMMAND_READ_MEMORY_AT_ADDRESS = 56; // $38: b111000 ; conflict with measure trigging command
DISTOX_COMMAND_CALIBRATION_ON = 49; // $31: b110001: Calibration ON
DISTOX_COMMAND_CALIBRATION_OFF = 48; // $30: b110000: Calibration OFF
DISTOX_COMMAND_LASER_ON = 54; // $36: b110110: Laser ON
DISTOX_COMMAND_LASER_OFF = 55; // $37: b110111: Laser OFF
//DISTOX_COMMAND_BEEP_ON = $33; // $33: Silent ON = à ne pas utiliser
//DISTOX_COMMAND_BEEP_OFF = $32; // $33: Silent OFF
DISTOX_COMMAND_READ_DATA_SHOT = 56; // $38: lecture d'une visée
DISTOX_COMMAND_BOOTLOADER_READ_DATA_AT_ADDRESS = 58; // $38: b111010 ; conflict with measure trigging command
ERR_MSG_NO_CONNEXION = '** No Connexion **';
type TBuffer8BytesOfData = array[0..7] of Byte;
type
{ TPilotageDistoX2 }
TPilotageDistoX2 = class(TLazSerial)
private
// Mode d'attente des données
FOnOffAttenteDonneesRX: boolean;
// Infos sur le matos: Tout à -1
FDistoXSerialNumber : integer;
FDistoXVersionFirmware : integer;
FDistoXVersionHardware : Integer;
procedure EvenementSerialRxData(Sender: TObject);
procedure EvenementSerialStatus(Sender: TObject; Reason: THookSerialReason; const Value: string);
function ReadAnPacket(const QAddr: word; var QBuffer: TBuffer8BytesOfData): boolean;
// fonctions d'écriture/lecture
function ReadBufferAtAddress(const QAddr: integer;
var MyBuffer: TBuffer8BytesOfData): boolean;
function ReadBuffer8bytes(var MyBuffer: TBuffer8BytesOfData;
out LastSerialError: integer;
out QTypeData: byte;
out QOp : byte): TProtoSerialError;
procedure SendReadCommandAtAddress(var MyBuffer: TBuffer8BytesOfData; const QCmd: word; const QAddress: word);
public
function Initialiser(): boolean;
procedure Finaliser();
function OpenDistoX(const CommPort: string): boolean;
procedure CloseDistoX();
// Infos sur le matériel
function ExtractNumSerieFromDistoX(): integer;
function ExtractVersionFirmWareFromDistoX(): integer;
function ExtractVersionHardwareFromDistoX(): integer;
// événements
end;
implementation
uses
Forms; // pour Application
{ TPilotageDistoX2 }
////////////////////////////////////////////////////////////////////////////////
function MakeBufferVierge(): TBuffer8BytesOfData;
var
q: Integer;
begin
for q := 0 to High(Result) do Result[q] := $0;
end;
function TPilotageDistoX2.Initialiser(): boolean;
begin
Result := false;
AfficherMessage(Format('%s.Initialiser',[self.ClassName]));
result := False;
FOnOffAttenteDonneesRX := false;
FDistoXSerialNumber := -1;
FDistoXVersionFirmware := -1;
FDistoXVersionHardware := -1;
try
Result := True;
finally
end;
end;
procedure TPilotageDistoX2.Finaliser();
begin
try
AfficherMessage(Format('%s.Finaliser',[self.ClassName]));
finally
end;
end;
function TPilotageDistoX2.OpenDistoX(const CommPort: string): boolean;
begin
Result := False;
ClearConsole();
ClearConsoleErreur();
AfficherMessage(Format('%s.OpenDistoX sur %s',[self.ClassName, CommPort]));
try
self.Device := CommPort;
self.Open;
self.OnRxData := EvenementSerialRxData;
self.OnStatus := EvenementSerialStatus;
Result := True;
AfficherMessageErreur('DistoX connecté sur ' + CommPort);
ExtractVersionFirmWareFromDistoX();
ExtractVersionHardwareFromDistoX();
ExtractNumSerieFromDistoX();
except
on E: Exception do AfficherMessageErreur(Format('Connexion sur port "%s" impossible' + #13#10 + 'Message: %s', [self.Device, E.Message]));
end;
end;
procedure TPilotageDistoX2.CloseDistoX();
begin
AfficherMessage(Format('%s.CloseDistoX',[self.ClassName]));
try
self.Close;
finally
end;
end;
////////////////////////////////////////////////////////////////////////////////
// Evenements
procedure TPilotageDistoX2.EvenementSerialRxData(Sender: TObject);
begin
//if (FOnOffAttenteDonneesRX) then LireEtDepilerTrameDe8OctetsData();
end;
procedure TPilotageDistoX2.EvenementSerialStatus(Sender: TObject; Reason: THookSerialReason; const Value: string);
begin
AfficherMessageErreur(Self.SynSer.Device);
begin
case Reason of
HR_SerialClose : AfficherMessage('Port ' + Value + ' closed');
HR_Connect : AfficherMessage('Port ' + Value + ' connected');
//HR_CanRead : AfficherMessage('CanRead : ' + Value);
//HR_CanWrite : AfficherMessage('CanWrite : ' + Value);
//HR_ReadCount : AfficherMessage('ReadCount : ' + Value);
//HR_WriteCount : AfficherMessage('WriteCount : ' + Value);
HR_Wait : AfficherMessage('Wait : ' + Value);
end ;
end;
end;
////////////////////////////////////////////////////////////////////////////////
// Infos sur le matériel
// numéro de série du DistoX
function TPilotageDistoX2.ExtractNumSerieFromDistoX(): integer;
var
MyBuffer: TBuffer8BytesOfData;
begin
Application.ProcessMessages;
if (FDistoXSerialNumber = -1) then // si FDistoXSerialNumber = - 1, on fait une tentative d'extraction;
begin
if (ReadBufferAtAddress($8008, MyBuffer)) then FDistoXSerialNumber := MyBuffer[3] + MyBuffer[4] shl 8; // retourne 2395 ou 2329 pour les DistoX de JPC
end;
Result := FDistoXSerialNumber;
end;
// version de firmware
function TPilotageDistoX2.ExtractVersionFirmWareFromDistoX(): integer;
var
MyBuffer: TBuffer8BytesOfData;
begin
Application.ProcessMessages;
if (FDistoXVersionFirmware = -1) then // si FDistoXVersionFirmware = - 1, on fait une tentative d'extraction;
begin
if (ReadBufferAtAddress($E000, MyBuffer)) then FDistoXVersionFirmware := 100 * MyBuffer[3] + MyBuffer[4];
end;
Result := FDistoXVersionFirmware;
end;
// version de hardware
function TPilotageDistoX2.ExtractVersionHardwareFromDistoX(): integer;
var
MyBuffer: TBuffer8BytesOfData;
begin
Application.ProcessMessages;
if (FDistoXVersionHardware = -1) then
begin
if (ReadBufferAtAddress($E004, MyBuffer)) then FDistoXVersionHardware := 10 * MyBuffer[3] + MyBuffer[4]; // byte 3 = major; byte 4 = minor, bytes 5 et 6 = 0
end;
Result := FDistoXVersionHardware;
end;
//********************************************************************************
// lecture-écriture
procedure TPilotageDistoX2.SendReadCommandAtAddress(var MyBuffer: TBuffer8BytesOfData;const QCmd: word; const QAddress: word);
begin
MyBuffer[0] := QCmd; //DISTOX_COMMAND_READ_DATA = 56; // 00111000
MyBuffer[1] := QAddress and $FF; // Address & 0xFF
MyBuffer[2] := (QAddress shr 8) and $FF; // (Address >> 8) & 0xFF
self.WriteBuffer(MyBuffer, 3); //1 + High(MyBuffer)); // WriteBuffer() command
end;
function TPilotageDistoX2.ReadAnPacket(const QAddr: word; var QBuffer: TBuffer8BytesOfData): boolean;
var
reply_addr, QLastSerialError: Integer;
QTypeData, QOp: byte;
begin
Result := false;
if (not self.Active) then Exit;
QBuffer := MakeBufferVierge();
SendReadCommandAtAddress(QBuffer, DISTOX_COMMAND_READ_MEMORY_AT_ADDRESS, QAddr);
if (PROTO_OK = ReadBuffer8bytes(QBuffer, QLastSerialError, QTypeData, QOp)) then
begin
if (QBuffer[0] = DISTOX_COMMAND_READ_MEMORY_AT_ADDRESS) then
begin
// contrôle de l'adresse lue
reply_addr := (QBuffer[2] shl 8) OR QBuffer[1];
Result := (reply_addr = QAddr);
Result := True;
end;
end;
//Application.ProcessMessages();
end;
function TPilotageDistoX2.ReadBufferAtAddress(const QAddr: integer; var MyBuffer: TBuffer8BytesOfData): boolean;
begin
result := False;
try
// on boucle tant que la lecture des paquets n'a pas réussi
while (not ReadAnPacket(QAddr, MyBuffer)) do // AfficherMessageErreur(Format('%s.ReadBufferAtAddress: %s: %s', [self.ClassName, {$I %FILE%}, {$I %LINE%}]));
;
Result := True;
except
//FDistoXSerialNumber := -1;
end;
end;
function TPilotageDistoX2.ReadBuffer8bytes(var MyBuffer: TBuffer8BytesOfData; out LastSerialError: integer; out QTypeData: byte; out QOp: byte): TProtoSerialError;
begin
end;
end. |
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