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firmware/src/graphics/niche/Drivers/EInk/SSD1682.cpp

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#include "./SSD1682.h"
#ifdef MESHTASTIC_INCLUDE_NICHE_GRAPHICS
using namespace NicheGraphics::Drivers;
SSD1682::SSD1682(uint16_t width, uint16_t height, EInk::UpdateTypes supported, uint8_t bufferOffsetX)
: SSD16XX(width, height, supported, bufferOffsetX)
{
}
// SSD1682 only accepts single-byte x and y values
// This causes an incompatibility with the default SSD16XX::configFullscreen
void SSD1682::configFullscreen()
{
// Define the boundaries of the "fullscreen" region, for the controller IC
static const uint8_t sx = bufferOffsetX; // Notice the offset
static const uint8_t sy = 0;
static const uint8_t ex = bufferRowSize + bufferOffsetX - 1; // End is "max index", not "count". Minus 1 handles this
static const uint8_t ey = height;
// Data entry mode - Left to Right, Top to Bottom
sendCommand(0x11);
sendData(0x03);
// Select controller IC memory region to display a fullscreen image
sendCommand(0x44); // Memory X start - end
sendData(sx);
sendData(ex);
sendCommand(0x45); // Memory Y start - end
sendData(sy);
sendData(ey);
// Place the cursor at the start of this memory region, ready to send image data x=0 y=0
sendCommand(0x4E); // Memory cursor X
sendData(sx);
sendCommand(0x4F); // Memory cursor y
sendData(sy);
}
#endif