diff --git a/CODEOWNERS b/CODEOWNERS index b8c870f20f..dff5d8beb5 100644 --- a/CODEOWNERS +++ b/CODEOWNERS @@ -316,6 +316,9 @@ esphome/components/ssd1331_base/* @kbx81 esphome/components/ssd1331_spi/* @kbx81 esphome/components/ssd1351_base/* @kbx81 esphome/components/ssd1351_spi/* @kbx81 +esphome/components/st7567_base/* @latonita +esphome/components/st7567_i2c/* @latonita +esphome/components/st7567_spi/* @latonita esphome/components/st7735/* @SenexCrenshaw esphome/components/st7789v/* @kbx81 esphome/components/st7920/* @marsjan155 diff --git a/esphome/components/st7567_base/__init__.py b/esphome/components/st7567_base/__init__.py new file mode 100644 index 0000000000..462d7be6a1 --- /dev/null +++ b/esphome/components/st7567_base/__init__.py @@ -0,0 +1,55 @@ +import esphome.codegen as cg +import esphome.config_validation as cv +from esphome import pins +from esphome.components import display +from esphome.const import ( + CONF_LAMBDA, + CONF_RESET_PIN, +) + +CODEOWNERS = ["@latonita"] + +st7567_base_ns = cg.esphome_ns.namespace("st7567_base") +ST7567 = st7567_base_ns.class_("ST7567", cg.PollingComponent, display.DisplayBuffer) +ST7567Model = st7567_base_ns.enum("ST7567Model") + +# todo in future: reuse following constants from const.py when they are released +CONF_INVERT_COLORS = "invert_colors" +CONF_TRANSFORM = "transform" +CONF_MIRROR_X = "mirror_x" +CONF_MIRROR_Y = "mirror_y" + + +ST7567_SCHEMA = display.FULL_DISPLAY_SCHEMA.extend( + { + cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema, + cv.Optional(CONF_INVERT_COLORS, default=False): cv.boolean, + cv.Optional(CONF_TRANSFORM): cv.Schema( + { + cv.Optional(CONF_MIRROR_X, default=False): cv.boolean, + cv.Optional(CONF_MIRROR_Y, default=False): cv.boolean, + } + ), + } +).extend(cv.polling_component_schema("1s")) + + +async def setup_st7567(var, config): + await display.register_display(var, config) + + if CONF_RESET_PIN in config: + reset = await cg.gpio_pin_expression(config[CONF_RESET_PIN]) + cg.add(var.set_reset_pin(reset)) + + cg.add(var.init_invert_colors(config[CONF_INVERT_COLORS])) + + if CONF_TRANSFORM in config: + transform = config[CONF_TRANSFORM] + cg.add(var.init_mirror_x(transform[CONF_MIRROR_X])) + cg.add(var.init_mirror_y(transform[CONF_MIRROR_Y])) + + if CONF_LAMBDA in config: + lambda_ = await cg.process_lambda( + config[CONF_LAMBDA], [(display.DisplayRef, "it")], return_type=cg.void + ) + cg.add(var.set_writer(lambda_)) diff --git a/esphome/components/st7567_base/st7567_base.cpp b/esphome/components/st7567_base/st7567_base.cpp new file mode 100644 index 0000000000..b22a7d7fd5 --- /dev/null +++ b/esphome/components/st7567_base/st7567_base.cpp @@ -0,0 +1,152 @@ +#include "st7567_base.h" +#include "esphome/core/log.h" +#include "esphome/core/helpers.h" + +namespace esphome { +namespace st7567_base { + +static const char *const TAG = "st7567"; + +void ST7567::setup() { + this->init_internal_(this->get_buffer_length_()); + this->display_init_(); +} + +void ST7567::display_init_() { + ESP_LOGD(TAG, "Initializing ST7567 display..."); + this->display_init_registers_(); + this->clear(); + this->write_display_data(); + this->command(ST7567_DISPLAY_ON); +} + +void ST7567::display_init_registers_() { + this->command(ST7567_BIAS_9); + this->command(this->mirror_x_ ? ST7567_SEG_REVERSE : ST7567_SEG_NORMAL); + this->command(this->mirror_y_ ? ST7567_COM_NORMAL : ST7567_COM_REMAP); + this->command(ST7567_POWER_CTL | 0x4); + this->command(ST7567_POWER_CTL | 0x6); + this->command(ST7567_POWER_CTL | 0x7); + + this->set_brightness(this->brightness_); + this->set_contrast(this->contrast_); + + this->command(ST7567_INVERT_OFF | this->invert_colors_); + + this->command(ST7567_BOOSTER_ON); + this->command(ST7567_REGULATOR_ON); + this->command(ST7567_POWER_ON); + + this->command(ST7567_SCAN_START_LINE); + this->command(ST7567_PIXELS_NORMAL | this->all_pixels_on_); +} + +void ST7567::display_sw_refresh_() { + ESP_LOGD(TAG, "Performing refresh sequence..."); + this->command(ST7567_SW_REFRESH); + this->display_init_registers_(); +} + +void ST7567::request_refresh() { + // as per datasheet: It is recommended to use the refresh sequence regularly in a specified interval. + this->refresh_requested_ = true; +} + +void ST7567::update() { + this->do_update_(); + if (this->refresh_requested_) { + this->refresh_requested_ = false; + this->display_sw_refresh_(); + } + this->write_display_data(); +} + +void ST7567::set_all_pixels_on(bool enable) { + this->all_pixels_on_ = enable; + this->command(ST7567_PIXELS_NORMAL | this->all_pixels_on_); +} + +void ST7567::set_invert_colors(bool invert_colors) { + this->invert_colors_ = invert_colors; + this->command(ST7567_INVERT_OFF | this->invert_colors_); +} + +void ST7567::set_contrast(uint8_t val) { + this->contrast_ = val & 0b111111; + // 0..63, 26 is normal + + // two byte command + // first byte 0x81 + // second byte 0-63 + + this->command(ST7567_SET_EV_CMD); + this->command(this->contrast_); +} + +void ST7567::set_brightness(uint8_t val) { + this->brightness_ = val & 0b111; + // 0..7, 5 normal + + //********Adjust display brightness******** + // 0x20-0x27 is the internal Rb/Ra resistance + // adjustment setting of V5 voltage RR=4.5V + + this->command(ST7567_RESISTOR_RATIO | this->brightness_); +} + +bool ST7567::is_on() { return this->is_on_; } + +void ST7567::turn_on() { + this->command(ST7567_DISPLAY_ON); + this->is_on_ = true; +} + +void ST7567::turn_off() { + this->command(ST7567_DISPLAY_OFF); + this->is_on_ = false; +} + +void ST7567::set_scroll(uint8_t line) { this->start_line_ = line % this->get_height_internal(); } + +int ST7567::get_width_internal() { return 128; } + +int ST7567::get_height_internal() { return 64; } + +// 128x64, but memory size 132x64, line starts from 0, but if mirrored then it starts from 131, not 127 +size_t ST7567::get_buffer_length_() { + return size_t(this->get_width_internal() + 4) * size_t(this->get_height_internal()) / 8u; +} + +void HOT ST7567::draw_absolute_pixel_internal(int x, int y, Color color) { + if (x >= this->get_width_internal() || x < 0 || y >= this->get_height_internal() || y < 0) { + return; + } + + uint16_t pos = x + (y / 8) * this->get_width_internal(); + uint8_t subpos = y & 0x07; + if (color.is_on()) { + this->buffer_[pos] |= (1 << subpos); + } else { + this->buffer_[pos] &= ~(1 << subpos); + } +} + +void ST7567::fill(Color color) { memset(buffer_, color.is_on() ? 0xFF : 0x00, this->get_buffer_length_()); } + +void ST7567::init_reset_() { + if (this->reset_pin_ != nullptr) { + this->reset_pin_->setup(); + this->reset_pin_->digital_write(true); + delay(1); + // Trigger Reset + this->reset_pin_->digital_write(false); + delay(10); + // Wake up + this->reset_pin_->digital_write(true); + } +} + +const char *ST7567::model_str_() { return "ST7567 128x64"; } + +} // namespace st7567_base +} // namespace esphome diff --git a/esphome/components/st7567_base/st7567_base.h b/esphome/components/st7567_base/st7567_base.h new file mode 100644 index 0000000000..e3053673d1 --- /dev/null +++ b/esphome/components/st7567_base/st7567_base.h @@ -0,0 +1,100 @@ +#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 diff --git a/esphome/components/st7567_i2c/__init__.py b/esphome/components/st7567_i2c/__init__.py new file mode 100644 index 0000000000..dd06cfffea --- /dev/null +++ b/esphome/components/st7567_i2c/__init__.py @@ -0,0 +1 @@ +CODEOWNERS = ["@latonita"] diff --git a/esphome/components/st7567_i2c/display.py b/esphome/components/st7567_i2c/display.py new file mode 100644 index 0000000000..fa92d652d7 --- /dev/null +++ b/esphome/components/st7567_i2c/display.py @@ -0,0 +1,29 @@ +import esphome.codegen as cg +import esphome.config_validation as cv +from esphome.components import st7567_base, i2c +from esphome.const import CONF_ID, CONF_LAMBDA, CONF_PAGES + +CODEOWNERS = ["@latonita"] + +AUTO_LOAD = ["st7567_base"] +DEPENDENCIES = ["i2c"] + +st7567_i2c = cg.esphome_ns.namespace("st7567_i2c") +I2CST7567 = st7567_i2c.class_("I2CST7567", st7567_base.ST7567, i2c.I2CDevice) + +CONFIG_SCHEMA = cv.All( + st7567_base.ST7567_SCHEMA.extend( + { + cv.GenerateID(): cv.declare_id(I2CST7567), + } + ) + .extend(cv.COMPONENT_SCHEMA) + .extend(i2c.i2c_device_schema(0x3F)), + cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA), +) + + +async def to_code(config): + var = cg.new_Pvariable(config[CONF_ID]) + await st7567_base.setup_st7567(var, config) + await i2c.register_i2c_device(var, config) diff --git a/esphome/components/st7567_i2c/st7567_i2c.cpp b/esphome/components/st7567_i2c/st7567_i2c.cpp new file mode 100644 index 0000000000..05173d1be5 --- /dev/null +++ b/esphome/components/st7567_i2c/st7567_i2c.cpp @@ -0,0 +1,60 @@ +#include "st7567_i2c.h" +#include "esphome/core/log.h" + +namespace esphome { +namespace st7567_i2c { + +static const char *const TAG = "st7567_i2c"; + +void I2CST7567::setup() { + ESP_LOGCONFIG(TAG, "Setting up I2C ST7567 display..."); + this->init_reset_(); + + auto err = this->write(nullptr, 0); + if (err != i2c::ERROR_OK) { + this->error_code_ = COMMUNICATION_FAILED; + this->mark_failed(); + return; + } + ST7567::setup(); +} + +void I2CST7567::dump_config() { + LOG_DISPLAY("", "I2CST7567", this); + LOG_I2C_DEVICE(this); + ESP_LOGCONFIG(TAG, " Model: %s", this->model_str_()); + LOG_PIN(" Reset Pin: ", this->reset_pin_); + ESP_LOGCONFIG(TAG, " Mirror X: %s", YESNO(this->mirror_x_)); + ESP_LOGCONFIG(TAG, " Mirror Y: %s", YESNO(this->mirror_y_)); + ESP_LOGCONFIG(TAG, " Invert Colors: %s", YESNO(this->invert_colors_)); + LOG_UPDATE_INTERVAL(this); + + if (this->error_code_ == COMMUNICATION_FAILED) { + ESP_LOGE(TAG, "Communication with I2C ST7567 failed!"); + } +} + +void I2CST7567::command(uint8_t value) { this->write_byte(0x00, value); } + +void HOT I2CST7567::write_display_data() { + // ST7567A has built-in RAM with 132x65 bit capacity which stores the display data. + // but only first 128 pixels from each line are shown on screen + // if screen got flipped horizontally then it shows last 128 pixels, + // so we need to write x coordinate starting from column 4, not column 0 + this->command(esphome::st7567_base::ST7567_SET_START_LINE + this->start_line_); + for (uint8_t y = 0; y < (uint8_t) this->get_height_internal() / 8; y++) { + this->command(esphome::st7567_base::ST7567_PAGE_ADDR + y); // Set Page + this->command(esphome::st7567_base::ST7567_COL_ADDR_H); // Set MSB Column address + this->command(esphome::st7567_base::ST7567_COL_ADDR_L + this->get_offset_x_()); // Set LSB Column address + + static const size_t BLOCK_SIZE = 64; + for (uint8_t x = 0; x < (uint8_t) this->get_width_internal(); x += BLOCK_SIZE) { + this->write_register(esphome::st7567_base::ST7567_SET_START_LINE, &buffer_[y * this->get_width_internal() + x], + this->get_width_internal() - x > BLOCK_SIZE ? BLOCK_SIZE : this->get_width_internal() - x, + true); + } + } +} + +} // namespace st7567_i2c +} // namespace esphome diff --git a/esphome/components/st7567_i2c/st7567_i2c.h b/esphome/components/st7567_i2c/st7567_i2c.h new file mode 100644 index 0000000000..f760a54945 --- /dev/null +++ b/esphome/components/st7567_i2c/st7567_i2c.h @@ -0,0 +1,23 @@ +#pragma once + +#include "esphome/core/component.h" +#include "esphome/components/st7567_base/st7567_base.h" +#include "esphome/components/i2c/i2c.h" + +namespace esphome { +namespace st7567_i2c { + +class I2CST7567 : public st7567_base::ST7567, public i2c::I2CDevice { + public: + void setup() override; + void dump_config() override; + + protected: + void command(uint8_t value) override; + void write_display_data() override; + + enum ErrorCode { NONE = 0, COMMUNICATION_FAILED } error_code_{NONE}; +}; + +} // namespace st7567_i2c +} // namespace esphome diff --git a/esphome/components/st7567_spi/__init__.py b/esphome/components/st7567_spi/__init__.py new file mode 100644 index 0000000000..dd06cfffea --- /dev/null +++ b/esphome/components/st7567_spi/__init__.py @@ -0,0 +1 @@ +CODEOWNERS = ["@latonita"] diff --git a/esphome/components/st7567_spi/display.py b/esphome/components/st7567_spi/display.py new file mode 100644 index 0000000000..aabe02a2d8 --- /dev/null +++ b/esphome/components/st7567_spi/display.py @@ -0,0 +1,34 @@ +import esphome.codegen as cg +import esphome.config_validation as cv +from esphome import pins +from esphome.components import spi, st7567_base +from esphome.const import CONF_DC_PIN, CONF_ID, CONF_LAMBDA, CONF_PAGES + +CODEOWNERS = ["@latonita"] + +AUTO_LOAD = ["st7567_base"] +DEPENDENCIES = ["spi"] + +st7567_spi = cg.esphome_ns.namespace("st7567_spi") +SPIST7567 = st7567_spi.class_("SPIST7567", st7567_base.ST7567, spi.SPIDevice) + +CONFIG_SCHEMA = cv.All( + st7567_base.ST7567_SCHEMA.extend( + { + cv.GenerateID(): cv.declare_id(SPIST7567), + cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema, + } + ) + .extend(cv.COMPONENT_SCHEMA) + .extend(spi.spi_device_schema()), + cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA), +) + + +async def to_code(config): + var = cg.new_Pvariable(config[CONF_ID]) + await st7567_base.setup_st7567(var, config) + await spi.register_spi_device(var, config) + + dc = await cg.gpio_pin_expression(config[CONF_DC_PIN]) + cg.add(var.set_dc_pin(dc)) diff --git a/esphome/components/st7567_spi/st7567_spi.cpp b/esphome/components/st7567_spi/st7567_spi.cpp new file mode 100644 index 0000000000..25698d0dd0 --- /dev/null +++ b/esphome/components/st7567_spi/st7567_spi.cpp @@ -0,0 +1,66 @@ +#include "st7567_spi.h" +#include "esphome/core/log.h" + +namespace esphome { +namespace st7567_spi { + +static const char *const TAG = "st7567_spi"; + +void SPIST7567::setup() { + ESP_LOGCONFIG(TAG, "Setting up SPI ST7567 display..."); + this->spi_setup(); + this->dc_pin_->setup(); + if (this->cs_) + this->cs_->setup(); + + this->init_reset_(); + ST7567::setup(); +} + +void SPIST7567::dump_config() { + LOG_DISPLAY("", "SPI ST7567", this); + ESP_LOGCONFIG(TAG, " Model: %s", this->model_str_()); + LOG_PIN(" CS Pin: ", this->cs_); + LOG_PIN(" DC Pin: ", this->dc_pin_); + LOG_PIN(" Reset Pin: ", this->reset_pin_); + ESP_LOGCONFIG(TAG, " Mirror X: %s", YESNO(this->mirror_x_)); + ESP_LOGCONFIG(TAG, " Mirror Y: %s", YESNO(this->mirror_y_)); + ESP_LOGCONFIG(TAG, " Invert Colors: %s", YESNO(this->invert_colors_)); + LOG_UPDATE_INTERVAL(this); +} + +void SPIST7567::command(uint8_t value) { + if (this->cs_) + this->cs_->digital_write(true); + this->dc_pin_->digital_write(false); + delay(1); + this->enable(); + if (this->cs_) + this->cs_->digital_write(false); + this->write_byte(value); + if (this->cs_) + this->cs_->digital_write(true); + this->disable(); +} + +void HOT SPIST7567::write_display_data() { + // ST7567A has built-in RAM with 132x65 bit capacity which stores the display data. + // but only first 128 pixels from each line are shown on screen + // if screen got flipped horizontally then it shows last 128 pixels, + // so we need to write x coordinate starting from column 4, not column 0 + this->command(esphome::st7567_base::ST7567_SET_START_LINE + this->start_line_); + for (uint8_t y = 0; y < (uint8_t) this->get_height_internal() / 8; y++) { + this->dc_pin_->digital_write(false); + this->command(esphome::st7567_base::ST7567_PAGE_ADDR + y); // Set Page + this->command(esphome::st7567_base::ST7567_COL_ADDR_H); // Set MSB Column address + this->command(esphome::st7567_base::ST7567_COL_ADDR_L + this->get_offset_x_()); // Set LSB Column address + this->dc_pin_->digital_write(true); + + this->enable(); + this->write_array(&this->buffer_[y * this->get_width_internal()], this->get_width_internal()); + this->disable(); + } +} + +} // namespace st7567_spi +} // namespace esphome diff --git a/esphome/components/st7567_spi/st7567_spi.h b/esphome/components/st7567_spi/st7567_spi.h new file mode 100644 index 0000000000..e8d1ebe0cc --- /dev/null +++ b/esphome/components/st7567_spi/st7567_spi.h @@ -0,0 +1,29 @@ +#pragma once + +#include "esphome/core/component.h" +#include "esphome/components/st7567_base/st7567_base.h" +#include "esphome/components/spi/spi.h" + +namespace esphome { +namespace st7567_spi { + +class SPIST7567 : public st7567_base::ST7567, + public spi::SPIDevice { + public: + void set_dc_pin(GPIOPin *dc_pin) { dc_pin_ = dc_pin; } + + void setup() override; + + void dump_config() override; + + protected: + void command(uint8_t value) override; + + void write_display_data() override; + + GPIOPin *dc_pin_; +}; + +} // namespace st7567_spi +} // namespace esphome diff --git a/tests/test1.yaml b/tests/test1.yaml index 720d4e8e82..7046ac8139 100644 --- a/tests/test1.yaml +++ b/tests/test1.yaml @@ -3259,6 +3259,25 @@ display: inverted: true lambda: |- it.rectangle(0, 0, it.get_width(), it.get_height()); + - platform: st7567_i2c + id: st7735_display_i2c + address: 0x3F + i2c_id: i2c_bus + lambda: |- + it.rectangle(0, 0, it.get_width(), it.get_height()); + - platform: st7567_spi + id: st7735_display_spi + cs_pin: + allow_other_uses: true + number: GPIO5 + dc_pin: + allow_other_uses: true + number: GPIO16 + reset_pin: + allow_other_uses: true + number: GPIO23 + lambda: |- + it.rectangle(0, 0, it.get_width(), it.get_height()); - platform: st7735 id: st7735_display model: INITR_BLACKTAB