mirror of
https://github.com/esphome/esphome.git
synced 2025-03-23 19:18:17 +00:00
101 lines
3.9 KiB
C++
101 lines
3.9 KiB
C++
#pragma once
|
|
|
|
#include "esphome/core/component.h"
|
|
#include "esphome/core/hal.h"
|
|
#include "esphome/components/display/display_buffer.h"
|
|
|
|
namespace esphome {
|
|
namespace st7567_base {
|
|
|
|
static const uint8_t ST7567_BOOSTER_ON = 0x2C; // internal power supply on
|
|
static const uint8_t ST7567_REGULATOR_ON = 0x2E; // internal power supply on
|
|
static const uint8_t ST7567_POWER_ON = 0x2F; // internal power supply on
|
|
|
|
static const uint8_t ST7567_DISPLAY_ON = 0xAF; // Display ON. Normal Display Mode.
|
|
static const uint8_t ST7567_DISPLAY_OFF = 0xAE; // Display OFF. All SEGs/COMs output with VSS
|
|
static const uint8_t ST7567_SET_START_LINE = 0x40;
|
|
static const uint8_t ST7567_POWER_CTL = 0x28;
|
|
static const uint8_t ST7567_SEG_NORMAL = 0xA0; //
|
|
static const uint8_t ST7567_SEG_REVERSE = 0xA1; // mirror X axis (horizontal)
|
|
static const uint8_t ST7567_COM_NORMAL = 0xC0; //
|
|
static const uint8_t ST7567_COM_REMAP = 0xC8; // mirror Y axis (vertical)
|
|
static const uint8_t ST7567_PIXELS_NORMAL = 0xA4; // display ram content
|
|
static const uint8_t ST7567_PIXELS_ALL_ON = 0xA5; // all pixels on
|
|
static const uint8_t ST7567_INVERT_OFF = 0xA6; // normal pixels
|
|
static const uint8_t ST7567_INVERT_ON = 0xA7; // inverted pixels
|
|
static const uint8_t ST7567_SCAN_START_LINE = 0x40; // scrolling = 0x40 + (0..63)
|
|
static const uint8_t ST7567_COL_ADDR_H = 0x10; // x pos (0..95) 4 MSB
|
|
static const uint8_t ST7567_COL_ADDR_L = 0x00; // x pos (0..95) 4 LSB
|
|
static const uint8_t ST7567_PAGE_ADDR = 0xB0; // y pos, 8.5 rows (0..8)
|
|
static const uint8_t ST7567_BIAS_9 = 0xA2;
|
|
static const uint8_t ST7567_CONTRAST = 0x80; // 0x80 + (0..31)
|
|
static const uint8_t ST7567_SET_EV_CMD = 0x81;
|
|
static const uint8_t ST7567_SET_EV_PARAM = 0x00;
|
|
static const uint8_t ST7567_RESISTOR_RATIO = 0x20;
|
|
static const uint8_t ST7567_SW_REFRESH = 0xE2;
|
|
|
|
class ST7567 : public display::DisplayBuffer {
|
|
public:
|
|
void setup() override;
|
|
|
|
void update() override;
|
|
|
|
void set_reset_pin(GPIOPin *reset_pin) { this->reset_pin_ = reset_pin; }
|
|
void init_mirror_x(bool mirror_x) { this->mirror_x_ = mirror_x; }
|
|
void init_mirror_y(bool mirror_y) { this->mirror_y_ = mirror_y; }
|
|
void init_invert_colors(bool invert_colors) { this->invert_colors_ = invert_colors; }
|
|
|
|
void set_invert_colors(bool invert_colors); // inversion of screen colors
|
|
void set_contrast(uint8_t val); // 0..63, 27-30 normal
|
|
void set_brightness(uint8_t val); // 0..7, 5 normal
|
|
void set_all_pixels_on(bool enable); // turn on all pixels, this doesn't affect RAM
|
|
void set_scroll(uint8_t line); // set display start line: for screen scrolling w/o affecting RAM
|
|
|
|
bool is_on();
|
|
void turn_on();
|
|
void turn_off();
|
|
|
|
void request_refresh(); // from datasheet: It is recommended to use the refresh sequence regularly in a specified
|
|
// interval.
|
|
|
|
float get_setup_priority() const override { return setup_priority::PROCESSOR; }
|
|
void fill(Color color) override;
|
|
|
|
display::DisplayType get_display_type() override { return display::DisplayType::DISPLAY_TYPE_BINARY; }
|
|
|
|
protected:
|
|
virtual void command(uint8_t value) = 0;
|
|
virtual void write_display_data() = 0;
|
|
|
|
void init_reset_();
|
|
void display_init_();
|
|
void display_init_registers_();
|
|
void display_sw_refresh_();
|
|
|
|
void draw_absolute_pixel_internal(int x, int y, Color color) override;
|
|
|
|
int get_height_internal() override;
|
|
int get_width_internal() override;
|
|
size_t get_buffer_length_();
|
|
|
|
int get_offset_x_() { return mirror_x_ ? 4 : 0; };
|
|
|
|
const char *model_str_();
|
|
|
|
GPIOPin *reset_pin_{nullptr};
|
|
bool is_on_{false};
|
|
// float contrast_{1.0};
|
|
// float brightness_{1.0};
|
|
uint8_t contrast_{27};
|
|
uint8_t brightness_{5};
|
|
bool mirror_x_{true};
|
|
bool mirror_y_{true};
|
|
bool invert_colors_{false};
|
|
bool all_pixels_on_{false};
|
|
uint8_t start_line_{0};
|
|
bool refresh_requested_{false};
|
|
};
|
|
|
|
} // namespace st7567_base
|
|
} // namespace esphome
|