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main.pas
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main.pas
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unit main;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls, ExtCtrls,
EditBtn, ComCtrls, Menus, Buttons, ActnList, TAGraph, TASeries,
TAIntervalSources, TATransformations, TATools, LazSerial, DateUtils,
TACustomSeries, SynEdit, StepForm, MyIniFile, JLabeledIntegerEdit, math,
JLabeledFloatEdit, settings, typinfo;//, LCLIntf, LCLType;
const
cVersion = 'EBC Controller v0.10';
cstVoltage = 0;
cstCurrent = 2;
cstPower = 1;
cstTime = 3;
cstCapacity = 4;
cstCapLocal = 5; // Capacity computed on host
cstEnergy = 6;
cstResistance = 8;
cstdV = 10;
cstdA = 12;
cstDbg1 = 13;
cstDbg2 = 14;
cstDbg3 = 15;
cstMax = 15;
cConn = 'Conn';
crcsendpos = 9;
crcrecvpos = 18;
cChanged = 'Changed';
cUnChanged = '';
cA = 'A';
cP = 'W';
cR = 'Ω';
cCurrent = 'Current:';
cConnecting = 'Connecting...';
cNotConnected = 'Not connected';
cConnected = 'Connected: ';
cNull = '00.00';
cName = 'Name';
cMethod = 'Type';
cCharge = 'Charge';
cChargeCV = 'ChargeCV';
cDischarge = 'Discharge';
cCommand = 'Command';
cStop = 'Stop';
cConnect = 'Connect';
cDisconnect = 'Disconnect';
cAdjust = 'Adjust';
cStart = 'Start';
cCont = 'Cont';
cTestVal = 'TestVal';
cAutoOff = 'AutoOff';
cVoltInfo = 'CellVoltageInfo';
cModels = 'Models';
cIdent = 'Ident';
cIFactor = 'IFactor';
cUFactor = 'UFactor';
cPFactor = 'PFactor';
cModelName = 'Name_';
cDefault = 'Default';
cChargeCurrent = 'ChargeCurrent';
cDischargeCurrent = 'DischargeCurrent';
cConstantVoltage = 'ConstantVoltage';
cCells = 'Cells';
cDischargePower = 'DischargePower';
cDischargeResistance = 'DischargeResistance';
cModeCommand = 'ModeCommand';
cCutA = 'CutOffA';
cCutATime = 'CutOffATime';
cCutV = 'CutOffV';
cMaxTime = 'MaxTime';
cIntTime = 'IntegrationTime';
cView = 'View...';
cEdit = 'Edit...';
cCapI = 'CapI: ';
cEneI = 'EneI: ';
cStartup = 'Startup';
cUseLast = 'UseLast';
cChargeIndex = 'ChargeIndex';
cDischargeIndex = 'DischargeIndex';
cStartSelection = 'StartSelection';
cSelection = 'Selection';
cProgFile = 'ProgFile';
cChkSetting = 'CheckSetting';
cSettings = 'Settings';
cConf = '.conf';
cInit = '.init';
cSaveDir = 'SaveDir';
cLogDir = 'LogDir';
cStepDir = 'StepFileDir';
cTabIndex = 'TabIndex';
cReadOnly = 'ReadOnly';
cMonitor = 'Monitor';
cWinMaximized = 'Maximized';
cWinWidth = 'Width';
cWinHeight = 'Height';
cAppSec = 'Application';
cSerial = 'Serial';
// Log table headers
// cColumns = ' Step CMD (Ah) (Wh) Time StartV EndV';
cColumns = ' Step | CMD | (Ah) | (Wh) | Time |StartV| EndV | EndA';
cCol: array [1..8] of Integer = (7, 9, 7, 7, 12, 6, 6, 6);
type
TCapacity = (caEBC, caLocal);
TSendMode = (smStart, smAdjust, smCont, smConnect, smDisconnect, smConnStop);
TMethod = (mNone, mCharge, mChargeCV, mDischarge);
TTestVal = (tvCurrent, tvPower, tvResistance);
TConnState = (csNone, csConnecting, csCapture, csConnected); // csCapture = read settings from instrument
TConnPacket = record
Connect: string;
Disconnect: string;
Stop: string;
end;
TModel = record
Name: string;
IFactor: Extended;
UFactor: Extended;
Ident: Integer;
ConnState: TConnState;
ConnPackets: TConnPacket;
end;
TDeltaValue = record
Time: TDateTime;
SumV: Extended;
SumA: Extended;
Values: Integer;
end;
TCSVData = record
vTime: Integer;
vVoltage: Extended;
vCurrent: Extended;
end;
TPacket = record
Name: string;
Command: string;
Method: TMethod;
Start: string;
Adjust: string;
Cont: string;
AutoOff: string;
TestVal: TTestVal;
VoltInfo: Extended;
end;
TChecks = record
cCurrent: Extended;
cDwellTime: Integer;
cEnergy: Extended;
cCapacity: Extended;
ThresholdTime: TDateTime;
TimerRunning: Boolean;
end;
type TDefaults = record
ChargeI: Extended;
DischargeI: Extended;
ConstantU: Extended;
DischargeP: Extended;
DischargeR: Extended;
Cells: Integer;
ModeName: string;
end;
{ TfrmMain }
TfrmMain = class(TForm)
acSavePNG: TAction;
acSaveCSV: TAction;
acBorderName: TAction;
acLoadStep: TAction;
acSettings: TAction;
alList: TActionList;
btnConnect: TBitBtn;
btnAdjust: TButton;
btnCont: TButton;
btnProg: TButton;
btnStart: TButton;
btnStop: TButton;
btnSkip: TButton;
Button1: TButton;
Chart: TChart;
ChartToolset1: TChartToolset;
ChartToolset1ZoomMouseWheelTool1: TZoomMouseWheelTool;
chkAccept: TCheckBox;
chkCutCap: TCheckBox;
chkCutEnergy: TCheckBox;
edtDelim: TEdit;
edtTerm: TEdit;
gbSettings: TGroupBox;
edtCells: TJLabeledIntegerEdit;
edtCutA: TJLabeledFloatEdit;
edtCutM: TJLabeledIntegerEdit;
edtTestVal: TJLabeledFloatEdit;
edtCutCap: TJLabeledFloatEdit;
edtCutTime: TJLabeledIntegerEdit;
edtCutEnergy: TJLabeledFloatEdit;
edtCutV: TJLabeledFloatEdit;
edtChargeV: TJLabeledFloatEdit;
gbStatus: TGroupBox;
Label1: TLabel;
Label2: TLabel;
Label3: TLabel;
lblCapI: TLabel;
lblProgTime: TLabel;
lblModel: TLabel;
Label10: TLabel;
lblCutCap: TLabel;
lblCutEnergy: TLabel;
lblCutoffV1: TLabel;
lblMin: TLabel;
lblStep: TLabel;
lblStepNum: TLabel;
lblTestUnit: TLabel;
ChartAxisTransformationsCurrent: TChartAxisTransformations;
ChartAxisTransformationsCurrentAutoScaleAxisTransform: TAutoScaleAxisTransform;
ChartAxisTransformationsVoltage: TChartAxisTransformations;
ChartAxisTransformationsVoltageAutoScaleAxisTransform: TAutoScaleAxisTransform;
DateTimeIntervalChartSource: TDateTimeIntervalChartSource;
edtDevice: TEdit;
gbConn: TGroupBox;
Label5: TLabel;
lblTimer: TLabel;
lsCurrent: TLineSeries;
lsInvisibleCurrent: TLineSeries;
lsInvisibleVoltage: TLineSeries;
lsVoltage: TLineSeries;
memLog: TMemo;
memStepLog: TMemo;
mniSetName: TMenuItem;
N4: TMenuItem;
mniLoadStep: TMenuItem;
N3: TMenuItem;
mniSettings: TMenuItem;
N2: TMenuItem;
mniDoLog: TMenuItem;
mniSetCSVLogfile: TMenuItem;
N1: TMenuItem;
mniSaveCSV: TMenuItem;
mniSavePNG: TMenuItem;
pcProgram: TPageControl;
mnPopup: TPopupMenu;
mnSerial: TPopupMenu;
rgDischarge: TRadioGroup;
rgCharge: TRadioGroup;
sdLogCSV: TSaveDialog;
sdPNG: TSaveDialog;
sdCSV: TSaveDialog;
Serial: TLazSerial;
shaCapI: TShape;
shpConn: TShape;
stRunMode: TStaticText;
stStepFile: TStaticText;
tsConsole: TTabSheet;
tmrWait: TTimer;
tsProgram: TTabSheet;
tbxMonitor: TToggleBox;
tsCharge: TTabSheet;
tsDischarge: TTabSheet;
procedure Button1Click(Sender: TObject);
procedure mniSerialClick(Sender: TObject);
procedure pcProgramChange(Sender: TObject);
procedure SavePNGExecute(Sender: TObject);
procedure btnAdjustClick(Sender: TObject);
procedure btnConnectClick(Sender: TObject);
procedure btnContClick(Sender: TObject);
procedure btnProgClick(Sender: TObject);
procedure btnSkipClick(Sender: TObject);
procedure btnStartClick(Sender: TObject);
procedure btnStopClick(Sender: TObject);
procedure chkCutCapChange(Sender: TObject);
procedure chkCutEnergyChange(Sender: TObject);
procedure edtCellsChange(Sender: TObject);
procedure edtCellsClick(Sender: TObject);
procedure edtCellsEditingDone(Sender: TObject);
procedure edtCellsExit(Sender: TObject);
procedure edtCellsKeyDown(Sender: TObject; var Key: Word; Shift: TShiftState
);
procedure edtCellsKeyUp(Sender: TObject; var Key: Word; Shift: TShiftState);
procedure edtCutTimeChange(Sender: TObject);
procedure FormClose(Sender: TObject; var CloseAction: TCloseAction);
procedure FormCreate(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure memLogChange(Sender: TObject);
procedure mniLoadStepClick(Sender: TObject);
procedure mniSetCSVLogfileClick(Sender: TObject);
procedure mniSaveCSVClick(Sender: TObject);
procedure mniSavePNGClick(Sender: TObject);
procedure mniSetNameClick(Sender: TObject);
procedure mniSettingsClick(Sender: TObject);
procedure rgChargeClick(Sender: TObject);
procedure rgDischargeClick(Sender: TObject);
procedure tbxMonitorChange(Sender: TObject);
procedure tmrWaitTimer(Sender: TObject);
procedure tsChargeEnter(Sender: TObject);
procedure tsDischargeEnter(Sender: TObject);
private
FConfFile: string;
FStartTime: TDateTime;
FStepTime: TDateTime;
FLastTime: TDateTime;
FData: array of TCSVData;
FAppDir: string;
FPackets: array of TPacket;
// FConnPacket: TConnPacket;
FPacketIndex: Integer;
FLogFile: Text;
FRunMode: TRunMode;
FChecks: TChecks;
FSampleCounter: Integer;
FLastU: Extended;
FLastI: Extended;
FProgramStep: Integer; // Points to next step after LoadStep
FCurrentStep: Integer; // Points to current/last step
FDefault: TDefaults;
FWaitCounter: Integer;
FInProgram: Boolean;
FEnergy: Extended;
FStartU: Extended;
FCurrentCapacity: array [TCapacity] of Extended; // The capacity (Ah) measured so far from the current cycle
FLastDisCapacity: Extended; // Last capacity from the latest discharge cycle
FCurrentDisCapacity: Extended; // The capacity measured from the current discharge cycle
FBeginWaitVoltage: Extended;
FEndWaitVoltage: Extended;
stText: array of TStaticText;
FModels: array of TModel;
FModel: Integer;
FConn: TConnPacket;
FConnState: TConnState;
FUFactor: Extended;
FIFactor: Extended;
FShowJoule: Boolean;
FShowCoulomb: Boolean;
FDelta: array [0..1] of TDeltaValue;
FDeltaIndex: Integer;
FIntTime: Integer;
procedure DoHexLog(AText: string);
function NewDecodeCharge(Data: string): Extended;
procedure SerialRec(Sender: TObject);
procedure InterpretPackage(APacket: string; ANow: TDateTime);
procedure DumpChkSum(lbl: string; snd: string; Pos: Integer);
procedure SendData(snd: string);
function EncodeCurrent(Current: Extended): string;
function EncodePower(Power: Extended): string;
function DecodeCurrent(Data: string): Extended;
function EncodeVoltage(Voltage: Extended): string;
function DecodeVoltage(Data: string): Extended;
function DecodeCharge(Data: string): Extended;
function DecodeTimer(Data: string): Integer;
function EncodeTimer(Data: Integer): string;
procedure SaveCSVLine(var f: Text; ATime: Integer; ACurrent: Extended; AVoltage: Extended);
procedure SaveCSV(AFile: string);
function GetHexPacketFromIni(AIniFile: TMyIniFile; ASection: string; AIdent: string; ADefault: string = ''): string;
procedure LoadPackets;
// function MakePacket(AType: TSendMode): string;
function NewMakePacket(Packet: Integer; AType: TSendMode): string;
procedure SetupChecks;
procedure FixLabels(APacket: Integer);
procedure DoLog(AText: string);
procedure StartLogging;
procedure LoadStep;
function FindPacket(AName: string): Integer;
function GetPointer(ARadioGroup: TRadioGroup): Integer;
function MakePacket2(Packet: Integer; SendMode: TSendMode; TestVal, SecondParam: Extended; ATime: Integer): string;
function MakeConnPacket(SendMode: TSendMode): string;
procedure EBCBreak(Force: Boolean = False); // Force = True terminates even if a program is running.
procedure LogStep;
procedure OffSetting; // Sets labels and button for "off".
procedure LoadSettings;
procedure SaveSettings;
procedure SetSettings;
function GetStepNum: string;
function GetModelIndex(AModel: Integer): Integer;
procedure stTextClick(Sender: TObject);
function GetEnergy(AEnergy: Extended): string;
function GetCharge(ACharge: Extended): string;
procedure FreezeEdits;
procedure UnlockEdits;
procedure EnumerateSerial;
procedure RunModeOffOrMonitor;
procedure SetRunMode(ARunMode: TRunMode);
procedure TimerOff;
public
end;
var
frmMain: TfrmMain;
implementation
{$R *.lfm}
function ValOk(ANum: Extended): Boolean;
begin
Result := not (IsNan(ANum));// or IsInf(ANum));
end;
function TextFileCopy(AInFile, AOutFile: string): Boolean;
var
fi, fo: Text;
s: string;
begin
try
if FileExists(AInFile) then
begin
AssignFile(fi, AInFile);
AssignFile(fo, AOutFile);
Reset(fi);
ReWrite(fo);
while not Eof(fi) do
begin
ReadLn(fi, s);
WriteLn(fo, s);
end;
Flush(fo);
CloseFile(fi);
CloseFile(fo);
Result := True;
end else
begin
Result := False;
end;
except
Result := False;
end;
end;
function AlignL(AStr: string; ALen: Integer): string;
begin
Result := AStr;
while Length(Result) < ALen do
begin
Result := Result + ' ';
end;
end;
function AlignR(AStr: string; ALen: Integer): string;
begin
Result := AStr;
while Length(Result) < ALen do
begin
Result := ' ' + Result;
end;
end;
function Round1V(U: Extended): Extended;
begin
Result := 1 + Round(U + 0.500);
end;
function Round100mA(I: Extended): Extended;
begin
Result := 0.1 + Round(I * 10 + 0.50) / 10;
end;
function NumEdtOk(AStr: string; out AVal: Extended): Boolean;
var
Code: Integer;
begin
Val(AStr, AVal, Code);
Result := (Code = 0);
end;
function MyFloatStr(AVal: Extended): string;
begin
Result := FloatToStrF(AVal, ffFixed, 18, 3);
end;
function MyTimeToStr(ATime: TDateTime): string;
begin
Result := IntToStr(Trunc(ATime)) + ':' + FormatDateTime('hh:mm:ss', ATime);
end;
function HexToOrd(s: string): Integer;
var
I: Integer;
M: Integer;
begin
Result := 0;
M := 1;
for I := Length(s) downto 1 do
begin
if s[I] in ['0'..'9'] then
begin
Result := Result + M * (Ord(s[I]) - Ord('0'));
end else if s[I] in ['A'..'F'] then
begin
Result := Result + M * (Ord(s[I]) - Ord('A') + 10);
end;
M := M * $10;
end;
end;
function FormatPath(APath: string): string; // Removes "//" or "\\" from paths
var
P: integer;
s: string;
begin
s := PathDelim + PathDelim;
repeat
P := Pos(s, APath);
if P > 0 then
begin
APath := Copy(APath, 1, P - 1) + Copy(APath, P + 1, Length(APath));
end;
until P = 0;
Result := APath;
end;
function checksum(s: string; Pos: Integer): Char; // Seems EBC uses a stupid XOR CRC
var
I: Integer;
begin
Result := #0;
for I := 2 to Pos - 1 do
begin
Result := Chr(Ord(Result) xor Ord(s[I]));
end;
end;
{ TfrmMain }
procedure TfrmMain.SerialRec(Sender: TObject);
var
s: string;
r: string;
N: Integer;
E: TDateTime;
begin
shpConn.Brush.Color := clRed;
Application.ProcessMessages;
r := '';
N := 0;
E := Now;
repeat
s := Serial.ReadData;
if Length(s) > 0 then
begin
r := r + s;
Inc(N, Length(s));
end;
until (N = 19) or (MillisecondsBetween(Now, E) > 200);
if N = 19 then
begin
InterpretPackage(r, E);
if FConnState = csConnecting then
begin
FModel := GetModelIndex(Ord(r[17]));
if FModel > -1 then
begin
lblModel.Caption := cConnected + FModels[FModel].Name;
FConnState := csConnected;
FUFactor := FModels[FModel].UFactor;
FIFactor := FModels[FModel].IFactor;
end;
end;
end else
begin
DumpChkSum('E:', r, crcrecvpos);
end;
FLastTime := E;
shpConn.Brush.Color := clDefault;
Application.ProcessMessages;
end;
procedure TfrmMain.InterpretPackage(APacket: string; ANow: TDateTime);
var
P, tmp: Extended;
dT: Integer;
T: TDateTime;
begin
if FSampleCounter > 0 then
begin
dT := MillisecondsBetween(ANow, FLastTime);
end else
begin
dT := 2000;
end;
T := ANow - FStartTime;
if chkAccept.Checked or (checksum(APacket, crcrecvpos) = APacket[crcrecvpos]) then
begin
FLastI := DecodeCurrent(Copy(APacket, 3, 2));
FLastU := DecodeVoltage(Copy(APacket, 5, 2));
FCurrentCapacity[caEBC] := DecodeCharge(Copy(APacket, 7, 2));
FCurrentCapacity[caLocal] := FCurrentCapacity[caLocal] + FLastI * dT / 3600000;
// DumpChkSum(FloatToStr(FCurrentCapacity[caEBC]), APacket, crcrecvpos);
stText[cstVoltage].Caption := MyFloatStr(FLastU) + 'V';
stText[cstCurrent].Caption := MyFloatStr(FLastI) + 'A';
P := FLastU * FLastI;
stText[cstPower].Caption := FloatToStrF(P, ffFixed, 18, 3) + 'W';
if FCurrentCapacity[caEBC] < 10 then
begin
stText[cstCapacity].Caption := GetCharge(FCurrentCapacity[caEBC]);
end else
begin
stText[cstCapacity].Caption := 'See device';
end;
stText[cstCapLocal].Caption := GetCharge(FCurrentCapacity[caLocal]) + '(PC)';
tmp := (P * dT) / 3600000;
if ValOk(tmp) then
begin
FEnergy := FEnergy + tmp;
stText[cstEnergy].Caption := GetEnergy(FEnergy);
end;
stText[cstTime].Caption := MyTimeToStr(T);
if FLastI <> 0 then
begin
tmp := FLastU / FLastI;
if ValOk(tmp) then
begin
stText[cstResistance].Caption := MyFloatStr(tmp) + cR;
end;
end;
if FInProgram then
begin
lblProgTime.Caption := TimeToStr(ANow - FStepTime);
end;
if not (FRunMode in [rmNone]) then
begin
SetLength(FData, Length(FData) + 1);
with FData[Length(FData) - 1] do
begin
vTime := DecodeTimer(Copy(APacket, 15, 2));
vVoltage := FLastU;
vCurrent := FLastI;
if mniDoLog.Checked then
begin
SaveCSVLine(FLogFile, vTime, FLastI, FLastU);
end;
end;
lsVoltage.AddXY(T, FLastU);
lsInvisibleVoltage.AddXY(0, Round1V(FLastU));
lsCurrent.AddXY(T, FLastI);
lsInvisibleCurrent.AddXY(0, Round100mA(FLastI));
end;
FDelta[FDeltaIndex].SumV := FDelta[FDeltaIndex].SumV + FLastU;
FDelta[FDeltaIndex].SumA := FDelta[FDeltaIndex].SumA + FLastI;
Inc(FDelta[FDeltaIndex].Values);
{ if dT <> 0 then
begin
stText[cstdV].Caption := FloatToStrF((1000000 * (FLastU - lU)) / (dT ), ffFixed, 18, 2) + 'mV/s';
stText[cstdA].Caption := FloatToStrF((1000000 * (FLastI - lI)) / (dT ), ffFixed, 18, 2) + 'mA/s';
end;
}
dT := MillisecondsBetween(FDelta[FDeltaIndex].Time, ANow);
if dT >= FIntTime then if dT <> 0 then
begin
FDelta[FDeltaIndex].SumV := FDelta[FDeltaIndex].SumV / FDelta[FDeltaIndex].Values;
FDelta[FDeltaIndex].SumA := FDelta[FDeltaIndex].SumA / FDelta[FDeltaIndex].Values;
if ValOk(FDelta[FDeltaIndex].SumA) then if ValOk(FDelta[FDeltaIndex].SumV) then
begin
tmp := (FDelta[FDeltaIndex].SumV - FDelta[FDeltaIndex xor $01].SumV) / dT;
if ValOk(tmp) then
begin
stText[cstdV].Caption := FloatToStrF(60000000 * tmp , ffFixed, 18, 2) + 'mV/m';
end;
tmp := (FDelta[FDeltaIndex].SumA - FDelta[FDeltaIndex xor $01].SumA) / dT;
if ValOk(tmp) then
begin
stText[cstdA].Caption := FloatToStrF(60000000 * tmp, ffFixed, 18, 2) + 'mA/m';
end;
// stText[cstDbg1].Caption := IntToStr(FDelta[FDeltaIndex].Values);
// stText[cstDbg2].Caption := FloatToStr(FDelta[FDeltaIndex].SumV);
// stText[cstDbg3].Caption := 'Index: ' + IntToStr(FDeltaIndex) + ' : ' + IntToStr(FDeltaIndex xor $01);
end;
FDeltaIndex := FDeltaIndex xor $01;
FDelta[FDeltaIndex].SumV := 0;
FDelta[FDeltaIndex].SumA := 0;
FDelta[FDeltaIndex].Values := 0;
FDelta[FDeltaIndex].Time := ANow;
end;
// DumpChkSum('R:', APacket, crcrecvpos);
Inc(FSampleCounter);
if (FRunMode = rmDischargingCR) and (FSampleCounter mod 3 = 0) then
begin
SendData(NewMakePacket(FPacketIndex, smAdjust));
end;
// AutoOff check
if (not (FRunMode in [rmNone, rmMonitor, rmWait, rmLoop])) and ((APacket[2] = FPackets[FPacketIndex].AutoOff) or ((FSampleCounter > 3) and (FLastI < 0.0001))) then
begin
EBCBreak;
end;
// Cutoff checks
if (FRunMode = rmCharging) and (FSampleCounter > 3) then
begin
if FLastI < FChecks.cCurrent then
begin
if FChecks.TimerRunning then
begin
DoLog('Time: ' + IntToStr(SecondsBetween(FChecks.ThresholdTime, Now)));
if SecondsBetween(FChecks.ThresholdTime, Now) div 60 >= FChecks.cDwellTime then
begin
EBCBreak;
end;
end else
begin
FChecks.ThresholdTime := Now;
FChecks.TimerRunning := True;
DoLog('Timer started.');
if FChecks.cDwellTime = 0 then
begin
EBCBreak;
end;
end;
end;
if FCurrentCapacity[caEBC] > FChecks.cCapacity then
begin
EBCBreak;
end;
end;
end else
begin
DumpChkSum('CRC err:', APacket, crcrecvpos);
end;
end;
procedure TfrmMain.DumpChkSum(lbl: string; snd: string; Pos: Integer);
var
s: string;
I: Integer;
begin
s := '';
for I := 1 to Length(snd) do
begin
s := s + LowerCase(IntToHex(Ord(snd[I]),2));
// if I < Length(snd) then s := s + '|';
end;
DoHexLog(lbl + ' ' + s + ' ' + IntToHex(Ord(checksum(snd, Pos)),2));
end;
procedure TfrmMain.SendData(snd: string);
var
s: string;
begin
shpConn.Brush.Color := clGreen;
Application.ProcessMessages;
if Length(snd) > 7 then
begin
s := snd;
s[crcsendpos] := checksum(s, crcsendpos);
Serial.WriteData(s);
DumpChkSum('S:', s, crcsendpos);
end;
shpConn.Brush.Color := clDefault;
end;
function TfrmMain.EncodeVoltage(Voltage: Extended): string;
var
V: Extended;
H, L: Integer;
begin
V := FUFactor * Voltage * 1000;
H := Trunc(V / 2400);
L := Trunc(V - (2400 * H)) div 10;
Result := Chr(H) + Chr(L);
end;
function TfrmMain.EncodeCurrent(Current: Extended): string;
var
V: Extended;
H, L: Integer;
begin
V := FIFactor * Current * 1000; // Convert to mA
H := Trunc(V / 2400);
L := Trunc(V - (2400 * H)) div 10;
Result := Chr(H) + Chr(L);
end;
function TfrmMain.EncodePower(Power: Extended): string;
var
P: Extended;
H, L: Integer;
begin
P := Power;
H := Round(P / 240);
L := Trunc(P - (240 * H));
Result := Chr(H) + Chr(L);
end;
function TfrmMain.EncodeTimer(Data: Integer): string;
var
H, L: Integer;
begin
H := Data div 240;
L := Data - (240 * H);
Result := Chr(H) + Chr(L);
end;
function TfrmMain.DecodeCurrent(Data: string): Extended;
begin
Result := (Ord(Data[1])*2400 + 10*Ord(Data[2])) / 1000 / FIFactor;
end;
function TfrmMain.DecodeVoltage(Data: string): Extended;
begin
Result := (Ord(Data[1])*2400 + 10*Ord(Data[2])) / 10000 / FUFactor;
end;
function TfrmMain.DecodeCharge(Data: string): Extended;
begin
Result := (Ord(Data[1])*2400 + 10*Ord(Data[2])) / 10000;
end;
function TfrmMain.NewDecodeCharge(Data: string): Extended;
var
s: string;
begin
s := Data;
if s[1] > #$8b then
begin
Result := 10 + (((Ord(s[1]) - $8b) + 00)*2400 + 10*Ord(s[2])) / 10000;
end else
begin
Result := (Ord(s[1])*2400 + 10*Ord(s[2])) / 10000;
end;
end;
function TfrmMain.DecodeTimer(Data: string): Integer;
begin
Result := Ord(Data[1])*240 + Ord(Data[2]);
end;
procedure TfrmMain.SaveCSVLine(var f: Text; ATime: Integer; ACurrent: Extended;
AVoltage: Extended);
begin
WriteLn(f, ATime, ',', #9, MyFloatStr(ACurrent), ',', #9, MyFloatStr(AVoltage));
end;
{
Temporary code to debug capacity measurement > 10 Ah
}
procedure TfrmMain.Button1Click(Sender: TObject);
var
I: Integer;
Data: string;
f1, f2: Extended;
begin
// SetLength(Data, 2);
Data := ' ';
for I := 0 to 2 do
begin
Data[1]:= Chr(StrToInt(Copy(memStepLog.Lines.Strings[I], 1, 3)));
Data[2] := Chr(StrToInt(Copy(memStepLog.Lines.Strings[I], 5, 3)));
// memStepLog.Lines.Add(IntToHex(Ord(Data[1]), 2) + ' ' + IntToHex(Ord(Data[2]), 2));
f1 := DecodeCharge(Data);
f2 := NewDecodeCharge(Data);
memStepLog.Lines.Add('AsChrg: ' + FloatToStrF(f1, ffFixed, 18, 16) + ' AsNewChrg:' +
FloatToStrF(f2, ffFixed, 18, 16));
end;
//memStepLog.Lines.Add(FloatToStr((41*2400 + 10*255) / 10000));
end;
procedure TfrmMain.SaveCSV(AFile: string);
var
f: Text;
I: Integer;
begin
AssignFile(f, AFile);
Rewrite(f);
for I := 0 to Length(FData) - 1 do
begin
SaveCSVLine(f, FData[I].vTime, FData[I].vCurrent, FDAta[I].vVoltage);
end;
Flush(f);
CloseFile(f);
end;
function TfrmMain.GetHexPacketFromIni(AIniFile: TMyIniFile; ASection: string;
AIdent: string; ADefault: string): string;
var
s, r: string;
P: Integer;
begin
s := UpperCase(AIniFile.ReadString(ASection, AIdent, ADefault));
r := '';
P := 1;
while P <= Length(s) do
begin
r := r + Chr(HexToOrd(Copy(s, P, 2)));
Inc(P, 2);
if P <= Length(s) then
begin
if s[P] = ' ' then
begin
Inc(P);
end;
end;
end;
Result := r;
end;
procedure TfrmMain.LoadPackets;
var
ini: TMyIniFile;
I, P: Integer;
N: Integer;
s: string;
Sec: string;
begin
rgCharge.Items.Clear;
rgDisCharge.Items.Clear;
SetLength(FPackets, 0);
ini := TMyIniFile.Create(FConfFile);
N := 0;
I := 0;
repeat
Sec := IntToStr(I);
s := ini.ReadString(Sec, cCommand, '');
if s > '' then
begin
N := 0;
SetLength(FPackets, Length(FPackets) + 1);
P := Length(FPackets) - 1;
with FPackets[P] do
begin
Command := UpperCase(s);
Start := GetHexPacketFromIni(ini, Sec, cStart);
Adjust := GetHexPacketFromIni(ini, Sec, cAdjust);
Cont := GetHexPacketFromIni(ini, Sec, cCont);
Name := ini.ReadString(Sec, cName, 'Noname');
AutoOff := GetHexPacketFromIni(ini, Sec, cAutoOff, 'FF');
VoltInfo := ini.ReadFloat(Sec, cVoltInfo, 0);
s := ini.ReadString(Sec, cTestVal, 'I');
if s = 'P' then
begin
TestVal := tvPower;
end else if s = 'R' then
begin
TestVal := tvResistance;
end else
begin
TestVal := tvCurrent;
end;
s := ini.ReadString(Sec, cMethod, '');
if s = cCharge then
begin
Method := mCharge;
rgCharge.Items.AddObject(Name, TObject(Pointer(P)));
end else if s = cDischarge then
begin
Method := mDischarge;
rgDisCharge.Items.AddObject(Name, TObject(Pointer(P)));
end else if s = cChargeCV then
begin
Method := mChargeCV;
rgCharge.Items.AddObject(Name, TObject(Pointer(P)));
end else
begin
Method := mNone;
end;
end;
end else
begin
Inc(N);
end;
Inc(I);
until N > 10; // Allow for a spacing of 10 in settings file