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Two displays support for sh1106 displays #290

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Merged
merged 2 commits into from
Jun 16, 2020
Merged

Two displays support for sh1106 displays #290

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5a5e4d5
Two displays support for sh1106 displays
dragonsmith Jun 7, 2020
833875a
Fix formatting
marcelstoer Jun 16, 2020
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15 changes: 15 additions & 0 deletions src/SH1106Wire.h
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@ class SH1106Wire : public OLEDDisplay {
uint8_t _address;
uint8_t _sda;
uint8_t _scl;
bool _doI2cAutoInit = false;

public:
SH1106Wire(uint8_t _address, uint8_t _sda, uint8_t _scl, OLEDDISPLAY_GEOMETRY g = GEOMETRY_128_64) {
Expand All @@ -64,6 +65,7 @@ class SH1106Wire : public OLEDDisplay {
}

void display(void) {
initI2cIfNeccesary();
#ifdef OLEDDISPLAY_DOUBLE_BUFFER
uint8_t minBoundY = UINT8_MAX;
uint8_t maxBoundY = 0;
Expand Down Expand Up @@ -143,6 +145,10 @@ class SH1106Wire : public OLEDDisplay {
#endif
}

void setI2cAutoInit(bool doI2cAutoInit) {
_doI2cAutoInit = doI2cAutoInit;
}

private:
int getBufferOffset(void) {
return 0;
Expand All @@ -154,6 +160,15 @@ class SH1106Wire : public OLEDDisplay {
Wire.endTransmission();
}

void initI2cIfNeccesary() {
if (_doI2cAutoInit) {
#ifdef ARDUINO_ARCH_AVR
Wire.begin();
#else
Wire.begin(this->_sda, this->_scl);
#endif
}
}

};

Expand Down