83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
#pragma once
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#include <initializer_list>
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#include "pico/stdlib.h"
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#include "hardware/spi.h"
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#include "hardware/gpio.h"
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#include "common/pimoroni_common.hpp"
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#include "common/pimoroni_bus.hpp"
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#include "libraries/pico_graphics/pico_graphics.hpp"
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namespace pimoroni {
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class UC8159 : public DisplayDriver {
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//--------------------------------------------------
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// Variables
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//--------------------------------------------------
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private:
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uint16_t width;
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uint16_t height;
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spi_inst_t *spi = PIMORONI_SPI_DEFAULT_INSTANCE;
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// interface pins with our standard defaults where appropriate
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uint CS = SPI_BG_FRONT_CS;
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uint DC = 28; // 27;
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uint SCK = SPI_DEFAULT_SCK;
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uint MOSI = SPI_DEFAULT_MOSI;
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uint BUSY = PIN_UNUSED;
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uint RESET = 27; //25;
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absolute_time_t timeout;
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bool blocking = false;
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public:
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enum colour : uint8_t {
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BLACK = 0,
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WHITE = 1,
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GREEN = 2,
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BLUE = 3,
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RED = 4,
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YELLOW = 5,
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ORANGE = 6,
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CLEAN = 7
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};
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UC8159(uint16_t width, uint16_t height) : UC8159(width, height, {PIMORONI_SPI_DEFAULT_INSTANCE, SPI_BG_FRONT_CS, SPI_DEFAULT_SCK, SPI_DEFAULT_MOSI, PIN_UNUSED, 28, PIN_UNUSED}) {};
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UC8159(uint16_t width, uint16_t height, SPIPins pins, uint busy=PIN_UNUSED, uint reset=27) :
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DisplayDriver(width, height, ROTATE_0),
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width(width),
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height(height),
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spi(pins.spi),
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CS(pins.cs), DC(pins.dc), SCK(pins.sck), MOSI(pins.mosi), BUSY(busy), RESET(reset) {
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init();
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}
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//--------------------------------------------------
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// Methods
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//--------------------------------------------------
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public:
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void busy_wait(uint minimum_wait_ms=0);
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void reset();
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void power_off();
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bool is_busy() override;
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void update(PicoGraphics *graphics) override;
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void set_blocking(bool blocking);
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private:
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void init();
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void setup();
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void command(uint8_t reg, size_t len, const uint8_t *data);
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void command(uint8_t reg, std::initializer_list<uint8_t> values);
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void command(uint8_t reg, const uint8_t data) {command(reg, 0, &data);};
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void command(uint8_t reg) {command(reg, 0, nullptr);};
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void data(size_t len, const uint8_t *data);
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};
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}
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