hyperion.ng/libsrc/leddevice/dev_serial/LedDeviceTpm2.cpp
2020-08-08 00:21:19 +02:00

39 lines
932 B
C++

#include "LedDeviceTpm2.h"
LedDeviceTpm2::LedDeviceTpm2(const QJsonObject &deviceConfig)
: ProviderRs232(deviceConfig)
{
}
LedDevice* LedDeviceTpm2::construct(const QJsonObject &deviceConfig)
{
return new LedDeviceTpm2(deviceConfig);
}
bool LedDeviceTpm2::init(const QJsonObject &deviceConfig)
{
bool isInitOK = false;
// Initialise sub-class
if ( ProviderRs232::init(deviceConfig) )
{
_ledBuffer.resize(5 + _ledRGBCount);
_ledBuffer[0] = 0xC9; // block-start byte
_ledBuffer[1] = 0xDA; // DATA frame
_ledBuffer[2] = (_ledRGBCount >> 8) & 0xFF; // frame size high byte
_ledBuffer[3] = _ledRGBCount & 0xFF; // frame size low byte
_ledBuffer.back() = 0x36; // block-end byte
isInitOK = true;
}
return isInitOK;
}
int LedDeviceTpm2::write(const std::vector<ColorRgb> &ledValues)
{
memcpy(4 + _ledBuffer.data(), ledValues.data(), _ledRGBCount);
return writeBytes(_ledBuffer.size(), _ledBuffer.data());
}