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Better support for SPI-bus sharing. #460

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Better support for SPI-bus sharing. #460

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10 changes: 10 additions & 0 deletions STM32F1/libraries/Adafruit_ILI9341_STM/Adafruit_ILI9341_STM.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -215,6 +215,16 @@ void Adafruit_ILI9341_STM::begin(SPIClass & spi, uint32_t freq)

}

void Adafruit_ILI9341_STM::beginTransaction()
{
mSPI.beginTransaction(SPISettings(_freq, MSBFIRST, SPI_MODE0, DATA_SIZE_16BIT));
}

void Adafruit_ILI9341_STM::endTransaction()
{
mSPI.endTransaction();
}


void Adafruit_ILI9341_STM::setAddrWindow(uint16_t x0, uint16_t y0,
uint16_t x1, uint16_t y1)
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15 changes: 12 additions & 3 deletions STM32F1/libraries/Adafruit_ILI9341_STM/Adafruit_ILI9341_STM.h
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Original file line number Diff line number Diff line change
Expand Up @@ -102,12 +102,21 @@ class Adafruit_ILI9341_STM : public Adafruit_GFX {
Adafruit_ILI9341_STM(int8_t _CS, int8_t _DC, int8_t _RST = -1);

void begin(SPIClass & spi, uint32_t freq=48000000);
void begin(void) { begin(SPI); }
void setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1),
void begin(void) { begin(SPI); };
/** If the ILI9341 shares the SPI bus with another device, you should call this function
* whenever that other device has been active, and you want to switch back to drawing
* (and endTransaction(), when done). It will set the SPI mode and clock speed to values
* appropriate for the ILI9341. It is @em not a replacement for begin().
*
* If the ILI9341 is the only device on the SPI bus, you do not have to call this function. */
void beginTransaction(),
/** @see endTransaction */
endTransaction(),
setAddrWindow(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1),
pushColor(uint16_t color),
pushColors(void * colorBuffer, uint16_t nr_pixels, uint8_t async=0),
fillScreen(uint16_t color),
drawLine(int16_t x0, int16_t y0,int16_t x1, int16_t y1, uint16_t color),
drawLine(int16_t x0, int16_t y0,int16_t x1, int16_t y1, uint16_t color),
drawPixel(int16_t x, int16_t y, uint16_t color),
drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color),
drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color),
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