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Send AUX commands to MC imitating attached HC #752

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merged 1 commit into from
Mar 11, 2023
Merged

Send AUX commands to MC imitating attached HC #752

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49 changes: 48 additions & 1 deletion indi-celestronaux/celestronaux.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -134,7 +134,7 @@ bool CelestronAUX::Handshake()

LOG_INFO("Setting serial speed to 9600 baud.");

// detect if connectd to HC port or to mount USB port
// detect if connected to HC port or to mount USB port
// ask for HC version
char version[10];
if ((m_isHandController = detectHC(version, 10)))
Expand Down Expand Up @@ -513,6 +513,17 @@ bool CelestronAUX::updateProperties()
FirmwareTP[FW_GPS].setText(fwText);
defineProperty(FirmwareTP);

// When no HC is attached, the following three commands needs to be send
// to the motor controller (MC): MC_SET_POSITION, MC_SET_CORDWRAP_POSITION
// and MC_CORDWRAP_ON. These three commands are also send by the HC
// to the MC during HC startup and quick align process.
// TODO: One can set the HC in pass through mode, that is,
// the HC relays the AUX commands only and does not interfere in the communication.
if (!m_isHandController && m_MountType == EQ_GEM)
{
startupWithoutHC();
}
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if (InitPark())
{
// If loading parking data is successful, we just set the default parking values.
Expand Down Expand Up @@ -2033,6 +2044,42 @@ bool CelestronAUX::isHomingDone(INDI_HO_AXIS axis)
return true;
}

/////////////////////////////////////////////////////////////////////////////////////
///
/////////////////////////////////////////////////////////////////////////////////////
void CelestronAUX::startupWithoutHC()
{
AUXBuffer data(3);
data[0] = 0x40;
data[1] = 0x00;
data[2] = 0x00;

AUXCommand command(MC_SET_POSITION, APP, AZM, data);
sendAUXCommand(command);
readAUXResponse(command);

command = AUXCommand(MC_SET_POSITION, APP, ALT, data);
sendAUXCommand(command);
readAUXResponse(command);

data[0] = 0xc0;
command = AUXCommand(MC_SET_CORDWRAP_POS, APP, AZM, data);
sendAUXCommand(command);
readAUXResponse(command);

command = AUXCommand(MC_SET_CORDWRAP_POS, APP, ALT, data);
sendAUXCommand(command);
readAUXResponse(command);

command = AUXCommand(MC_ENABLE_CORDWRAP, APP, AZM);
sendAUXCommand(command);
readAUXResponse(command);

command = AUXCommand(MC_ENABLE_CORDWRAP, APP, ALT);
sendAUXCommand(command);
readAUXResponse(command);
}

/////////////////////////////////////////////////////////////////////////////////////
///
/////////////////////////////////////////////////////////////////////////////////////
Expand Down
2 changes: 1 addition & 1 deletion indi-celestronaux/celestronaux.h
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Original file line number Diff line number Diff line change
Expand Up @@ -226,12 +226,12 @@ class CelestronAUX :
{
return m_Location.latitude >= 0;
}
void startupWithoutHC();
bool getModel(AUXTargets target);
bool getVersion(AUXTargets target);
void getVersions();
void hex_dump(char *buf, AUXBuffer data, size_t size);


double AzimuthToDegrees(double degree);
double DegreesToAzimuth(double degree);

Expand Down