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[st7701s] Make use of IDF5.x to speed up display operations (#7447)
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parent
de19d25a3c
commit
f652cd3851
2 changed files with 26 additions and 8 deletions
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@ -8,8 +8,22 @@ namespace st7701s {
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void ST7701S::setup() {
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esph_log_config(TAG, "Setting up ST7701S");
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this->spi_setup();
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this->write_init_sequence_();
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}
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// called after a delay after writing the init sequence
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void ST7701S::complete_setup_() {
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this->write_command_(SLEEP_OUT);
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this->write_command_(DISPLAY_ON);
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this->spi_teardown(); // SPI not needed after this
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delay(10);
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esp_lcd_rgb_panel_config_t config{};
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config.flags.fb_in_psram = 1;
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#if ESP_IDF_VERSION_MAJOR >= 5
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config.bounce_buffer_size_px = this->width_ * 10;
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config.num_fbs = 1;
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#endif // ESP_IDF_VERSION_MAJOR
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config.timings.h_res = this->width_;
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config.timings.v_res = this->height_;
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config.timings.hsync_pulse_width = this->hsync_pulse_width_;
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@ -21,7 +35,6 @@ void ST7701S::setup() {
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config.timings.flags.pclk_active_neg = this->pclk_inverted_;
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config.timings.pclk_hz = this->pclk_frequency_;
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config.clk_src = LCD_CLK_SRC_PLL160M;
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config.sram_trans_align = 64;
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config.psram_trans_align = 64;
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size_t data_pin_count = sizeof(this->data_pins_) / sizeof(this->data_pins_[0]);
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for (size_t i = 0; i != data_pin_count; i++) {
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@ -34,15 +47,21 @@ void ST7701S::setup() {
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config.de_gpio_num = this->de_pin_->get_pin();
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config.pclk_gpio_num = this->pclk_pin_->get_pin();
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esp_err_t err = esp_lcd_new_rgb_panel(&config, &this->handle_);
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ESP_ERROR_CHECK(esp_lcd_panel_reset(this->handle_));
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ESP_ERROR_CHECK(esp_lcd_panel_init(this->handle_));
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if (err != ESP_OK) {
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esph_log_e(TAG, "lcd_new_rgb_panel failed: %s", esp_err_to_name(err));
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}
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ESP_ERROR_CHECK(esp_lcd_panel_reset(this->handle_));
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ESP_ERROR_CHECK(esp_lcd_panel_init(this->handle_));
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this->write_init_sequence_();
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esph_log_config(TAG, "ST7701S setup complete");
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}
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void ST7701S::loop() {
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#if ESP_IDF_VERSION_MAJOR >= 5
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if (this->handle_ != nullptr)
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esp_lcd_rgb_panel_restart(this->handle_);
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#endif // ESP_IDF_VERSION_MAJOR
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}
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void ST7701S::draw_pixels_at(int x_start, int y_start, int w, int h, const uint8_t *ptr, display::ColorOrder order,
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display::ColorBitness bitness, bool big_endian, int x_offset, int y_offset, int x_pad) {
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if (w <= 0 || h <= 0)
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@ -160,10 +179,7 @@ void ST7701S::write_init_sequence_() {
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this->write_data_(val);
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ESP_LOGD(TAG, "write MADCTL %X", val);
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this->write_command_(this->invert_colors_ ? INVERT_ON : INVERT_OFF);
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this->set_timeout(120, [this] {
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this->write_command_(SLEEP_OUT);
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this->write_command_(DISPLAY_ON);
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});
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this->set_timeout(120, [this] { this->complete_setup_(); });
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}
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void ST7701S::dump_config() {
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@ -33,6 +33,8 @@ class ST7701S : public display::Display,
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public:
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void update() override { this->do_update_(); }
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void setup() override;
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void complete_setup_();
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void loop() override;
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void draw_pixels_at(int x_start, int y_start, int w, int h, const uint8_t *ptr, display::ColorOrder order,
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display::ColorBitness bitness, bool big_endian, int x_offset, int y_offset, int x_pad) override;
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