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Fix DGUS write variable endianness (#18689)

vanilla_fb_2.0.x
yufanyufan 4 years ago
committed by GitHub
parent
commit
6f0885a3a3
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  1. 4
      Marlin/src/lcd/extui/lib/dgus/DGUSDisplay.cpp
  2. 5
      Marlin/src/lcd/extui/lib/dgus/DGUSDisplay.h

4
Marlin/src/lcd/extui/lib/dgus/DGUSDisplay.cpp

@ -1180,6 +1180,10 @@ void DGUSDisplay::WriteVariable(uint16_t adr, const void* values, uint8_t values
}
}
void DGUSDisplay::WriteVariable(uint16_t adr, uint16_t value) {
WriteVariable(adr, static_cast<const void*>(&value), sizeof(uint16_t));
}
void DGUSDisplay::WriteVariablePGM(uint16_t adr, const void* values, uint8_t valueslen, bool isstr) {
const char* myvalues = static_cast<const char*>(values);
bool strend = !myvalues;

5
Marlin/src/lcd/extui/lib/dgus/DGUSDisplay.h

@ -54,10 +54,7 @@ public:
// Variable access.
static void WriteVariable(uint16_t adr, const void* values, uint8_t valueslen, bool isstr=false);
static void WriteVariablePGM(uint16_t adr, const void* values, uint8_t valueslen, bool isstr=false);
template<typename T>
static void WriteVariable(uint16_t adr, T value) {
WriteVariable(adr, static_cast<const void*>(&value), sizeof(T));
}
static void WriteVariable(uint16_t adr, uint16_t value);
// Until now I did not need to actively read from the display. That's why there is no ReadVariable
// (I extensively use the auto upload of the display)

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