tftlcd-device

C++ implementation

#pragma XOD require "https://github.com/prenticedavid/MCUFRIEND_kbv"
#pragma XOD require "https://github.com/adafruit/Adafruit-GFX-Library"


// Include C++ library:
{{#global}}
#include <Adafruit_GFX.h>    // Core graphics library 
#include <MCUFRIEND_kbv.h>
{{/global}}

struct State {
       uint8_t mem[sizeof(MCUFRIEND_kbv)];
};

using Type = MCUFRIEND_kbv*;

{{ GENERATED_CODE }}

void evaluate(Context ctx) {
    // It should be evaluated only once on the first (setup) transaction
    if (!isSettingUp())
        return;

    auto state = getState(ctx);

    // Create a new object in the memory area reserved previously.
    Type tft = new (state->mem) MCUFRIEND_kbv;
    tft->reset();
    uint16_t identifier = tft->readID();
    tft->begin(identifier); 
    
    tft->setRotation(0); 
    tft->fillScreen(TFT_BLACK);
    emitValue<output_DEV>(ctx, tft);
    emitValue<output_DONE>(ctx, 1);
}