kopia lustrzana https://github.com/pimoroni/pimoroni-pico
107 wiersze
3.1 KiB
C++
107 wiersze
3.1 KiB
C++
#pragma once
|
|
|
|
#include "hardware/pio.h"
|
|
#include "pico_graphics.hpp"
|
|
|
|
namespace pimoroni {
|
|
|
|
class GalacticUnicorn {
|
|
public:
|
|
static const int WIDTH = 53;
|
|
static const int HEIGHT = 11;
|
|
|
|
// pin assignments
|
|
static const uint8_t COLUMN_CLOCK = 13;
|
|
static const uint8_t COLUMN_DATA = 14;
|
|
static const uint8_t COLUMN_LATCH = 15;
|
|
static const uint8_t COLUMN_BLANK = 16;
|
|
|
|
static const uint8_t ROW_BIT_0 = 17;
|
|
static const uint8_t ROW_BIT_1 = 18;
|
|
static const uint8_t ROW_BIT_2 = 19;
|
|
static const uint8_t ROW_BIT_3 = 20;
|
|
|
|
static const uint8_t LIGHT_SENSOR = 28;
|
|
|
|
static const uint8_t MUTE = 22;
|
|
|
|
static const uint8_t I2S_DATA = 9;
|
|
static const uint8_t I2S_BCLK = 10;
|
|
static const uint8_t I2S_LRCLK = 11;
|
|
|
|
static const uint8_t I2C_SDA = 4;
|
|
static const uint8_t I2C_SCL = 5;
|
|
|
|
static const uint8_t SWITCH_A = 0;
|
|
static const uint8_t SWITCH_B = 1;
|
|
static const uint8_t SWITCH_C = 3;
|
|
static const uint8_t SWITCH_D = 6;
|
|
|
|
static const uint8_t SWITCH_SLEEP = 27;
|
|
|
|
static const uint8_t SWITCH_VOLUME_UP = 7;
|
|
static const uint8_t SWITCH_VOLUME_DOWN = 8;
|
|
static const uint8_t SWITCH_BRIGHTNESS_UP = 21;
|
|
static const uint8_t SWITCH_BRIGHTNESS_DOWN = 26;
|
|
|
|
private:
|
|
static const uint32_t ROW_COUNT = 11;
|
|
static const uint32_t BCD_FRAME_COUNT = 14;
|
|
static const uint32_t BCD_FRAME_BYTES = 60;
|
|
static const uint32_t ROW_BYTES = BCD_FRAME_COUNT * BCD_FRAME_BYTES;
|
|
static const uint32_t BITSTREAM_LENGTH = (ROW_COUNT * ROW_BYTES);
|
|
|
|
private:
|
|
static PIO bitstream_pio;
|
|
static uint bitstream_sm;
|
|
static uint bitstream_sm_offset;
|
|
|
|
PIO audio_pio = pio0;
|
|
uint audio_sm = 0;
|
|
uint audio_sm_offset = 0;
|
|
|
|
uint16_t brightness = 256;
|
|
uint16_t volume = 127;
|
|
|
|
// must be aligned for 32bit dma transfer
|
|
alignas(4) uint8_t bitstream[BITSTREAM_LENGTH] = {0};
|
|
static GalacticUnicorn* unicorn;
|
|
static void dma_complete();
|
|
|
|
public:
|
|
~GalacticUnicorn();
|
|
|
|
void init();
|
|
static inline void pio_program_init(PIO pio, uint sm, uint offset);
|
|
|
|
void clear();
|
|
|
|
void update(PicoGraphics *graphics);
|
|
//void update(PicoGraphics_PenRGB565 &graphics);
|
|
//void update(PicoGraphics_PenRGB888 &graphics);
|
|
|
|
void set_brightness(float value);
|
|
float get_brightness();
|
|
void adjust_brightness(float delta);
|
|
|
|
void set_volume(float value);
|
|
float get_volume();
|
|
void adjust_volume(float delta);
|
|
|
|
private:
|
|
void set_pixel(int x, int y, uint8_t r, uint8_t g, uint8_t b);
|
|
//void set_pixel(int x, int y, uint8_t v);
|
|
public:
|
|
|
|
uint16_t light();
|
|
|
|
bool is_pressed(uint8_t button);
|
|
|
|
void play_sample(uint8_t *data, uint32_t length);
|
|
|
|
private:
|
|
void next_dma_sequence();
|
|
void partial_teardown();
|
|
};
|
|
|
|
} |