T114 Landscape

This commit is contained in:
JQ
2025-05-04 21:51:58 -07:00
parent 136f3d1000
commit 67d709b3aa
3 changed files with 32 additions and 24 deletions

View File

@@ -242,7 +242,7 @@ class ST7789Spi : public OLEDDisplay {
}
virtual void resetOrientation() {
uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MV|ST77XX_MADCTL_MX;
uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MV;
sendCommand(ST77XX_MADCTL);
WriteData(madctl);
delay(10);
@@ -263,13 +263,13 @@ class ST7789Spi : public OLEDDisplay {
}
virtual void landscapeScreen() {
uint8_t madctl = ST77XX_MADCTL_RGB;
// For landscape mode rotated 180 degrees with correct text direction
// MV swaps rows/columns for landscape orientation
// Adding MX (instead of MY) flips X axis and rotates 180 degrees
uint8_t madctl = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MV | ST77XX_MADCTL_MX;
sendCommand(ST77XX_MADCTL);
WriteData(madctl);
delay(10);
}
@@ -325,20 +325,25 @@ class ST7789Spi : public OLEDDisplay {
WriteData(0x55);
delay(10);
sendCommand(ST77XX_MADCTL); // 4: Mem access ctrl (directions), Row/col addr, bottom-top refresh
WriteData(0x08);
// Initialize with landscape orientation rotated 180 degrees
uint8_t madctl = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MV | ST77XX_MADCTL_MX;
sendCommand(ST77XX_MADCTL); // 4: Mem access ctrl (directions)
WriteData(madctl);
delay(10);
sendCommand(ST77XX_CASET); // 5: Column addr set,
// Set column address range for landscape orientation (240 pixels wide)
sendCommand(ST77XX_CASET); // 5: Column addr set
WriteData(0x00);
WriteData(0x00); // XSTART = 0
WriteData(0x00);
WriteData(240); // XEND = 240
sendCommand(ST77XX_RASET); // 6: Row addr set,
// Set row address range for landscape orientation (135 pixels tall)
sendCommand(ST77XX_RASET); // 6: Row addr set
WriteData(0x00);
WriteData(0x00); // YSTART = 0
WriteData(320>>8);
WriteData(320&0xFF); // YSTART = 320
WriteData(0x00);
WriteData(135); // YEND = 135
sendCommand(ST77XX_SLPOUT); // 7: hack
delay(10);
@@ -352,11 +357,8 @@ class ST7789Spi : public OLEDDisplay {
sendCommand(ST77XX_INVON); // 10: invert
delay(10);
//uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MX;
uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MV|ST77XX_MADCTL_MX;
sendCommand(ST77XX_MADCTL);
WriteData(madctl);
delay(10);
// Use landscape mode instead of portrait
landscapeScreen();
setRGB(ST77XX_GREEN);
}
@@ -364,8 +366,10 @@ class ST7789Spi : public OLEDDisplay {
private:
void setAddrWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h) {
x += (320-displayWidth)/2;
y += (240-displayHeight)/2;
// For landscape orientation (240x135)
x += (320-displayWidth)/2; // Center horizontally in 320 pixels
y += (240-displayHeight)/2; // Center vertically in 240 pixels
uint32_t xa = ((uint32_t)x << 16) | (x + w - 1);
uint32_t ya = ((uint32_t)y << 16) | (y + h - 1);