mirror of
https://github.com/esphome/esphome.git
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Add TT21100 touchscreen component (#4793)
Co-authored-by: Rajan Patel <rpatel3001@gmail.com> Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
This commit is contained in:
parent
7a551081ee
commit
5f531ac9b0
11 changed files with 392 additions and 2 deletions
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@ -296,6 +296,7 @@ esphome/components/tof10120/* @wstrzalka
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esphome/components/toshiba/* @kbx81
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esphome/components/touchscreen/* @jesserockz
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esphome/components/tsl2591/* @wjcarpenter
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esphome/components/tt21100/* @kroimon
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esphome/components/tuya/binary_sensor/* @jesserockz
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esphome/components/tuya/climate/* @jesserockz
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esphome/components/tuya/number/* @frankiboy1
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@ -3,6 +3,11 @@
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namespace esphome {
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namespace touchscreen {
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void TouchscreenBinarySensor::setup() {
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this->parent_->register_listener(this);
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this->publish_initial_state(false);
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}
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void TouchscreenBinarySensor::touch(TouchPoint tp) {
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bool touched = (tp.x >= this->x_min_ && tp.x <= this->x_max_ && tp.y >= this->y_min_ && tp.y <= this->y_max_);
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@ -14,7 +14,7 @@ class TouchscreenBinarySensor : public binary_sensor::BinarySensor,
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public TouchListener,
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public Parented<Touchscreen> {
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public:
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void setup() override { this->parent_->register_listener(this); }
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void setup() override;
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/// Set the touch screen area where the button will detect the touch.
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void set_area(int16_t x_min, int16_t x_max, int16_t y_min, int16_t y_max) {
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5
esphome/components/tt21100/__init__.py
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5
esphome/components/tt21100/__init__.py
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@ -0,0 +1,5 @@
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import esphome.codegen as cg
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CODEOWNERS = ["@kroimon"]
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tt21100_ns = cg.esphome_ns.namespace("tt21100")
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31
esphome/components/tt21100/binary_sensor/__init__.py
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31
esphome/components/tt21100/binary_sensor/__init__.py
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@ -0,0 +1,31 @@
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import binary_sensor
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from esphome.const import CONF_INDEX
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from .. import tt21100_ns
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from ..touchscreen import TT21100Touchscreen, TT21100ButtonListener
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CONF_TT21100_ID = "tt21100_id"
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TT21100Button = tt21100_ns.class_(
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"TT21100Button",
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binary_sensor.BinarySensor,
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cg.Component,
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TT21100ButtonListener,
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cg.Parented.template(TT21100Touchscreen),
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)
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CONFIG_SCHEMA = binary_sensor.binary_sensor_schema(TT21100Button).extend(
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{
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cv.GenerateID(CONF_TT21100_ID): cv.use_id(TT21100Touchscreen),
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cv.Required(CONF_INDEX): cv.int_range(min=0, max=3),
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}
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)
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async def to_code(config):
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var = await binary_sensor.new_binary_sensor(config)
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await cg.register_component(var, config)
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await cg.register_parented(var, config[CONF_TT21100_ID])
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cg.add(var.set_index(config[CONF_INDEX]))
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27
esphome/components/tt21100/binary_sensor/tt21100_button.cpp
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esphome/components/tt21100/binary_sensor/tt21100_button.cpp
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@ -0,0 +1,27 @@
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#include "tt21100_button.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace tt21100 {
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static const char *const TAG = "tt21100.binary_sensor";
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void TT21100Button::setup() {
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this->parent_->register_button_listener(this);
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this->publish_initial_state(false);
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}
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void TT21100Button::dump_config() {
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LOG_BINARY_SENSOR("", "TT21100 Button", this);
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ESP_LOGCONFIG(TAG, " Index: %u", this->index_);
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}
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void TT21100Button::update_button(uint8_t index, uint16_t state) {
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if (index != this->index_)
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return;
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this->publish_state(state > 0);
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}
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} // namespace tt21100
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} // namespace esphome
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28
esphome/components/tt21100/binary_sensor/tt21100_button.h
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28
esphome/components/tt21100/binary_sensor/tt21100_button.h
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#pragma once
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#include "esphome/components/binary_sensor/binary_sensor.h"
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#include "esphome/components/tt21100/touchscreen/tt21100.h"
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#include "esphome/core/component.h"
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#include "esphome/core/helpers.h"
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namespace esphome {
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namespace tt21100 {
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class TT21100Button : public binary_sensor::BinarySensor,
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public Component,
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public TT21100ButtonListener,
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public Parented<TT21100Touchscreen> {
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public:
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void setup() override;
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void dump_config() override;
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void set_index(uint8_t index) { this->index_ = index; }
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void update_button(uint8_t index, uint16_t state) override;
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protected:
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uint8_t index_;
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};
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} // namespace tt21100
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} // namespace esphome
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44
esphome/components/tt21100/touchscreen/__init__.py
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44
esphome/components/tt21100/touchscreen/__init__.py
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.components import i2c, touchscreen
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from esphome.const import CONF_ID, CONF_INTERRUPT_PIN, CONF_RESET_PIN
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from .. import tt21100_ns
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DEPENDENCIES = ["i2c"]
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TT21100Touchscreen = tt21100_ns.class_(
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"TT21100Touchscreen",
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touchscreen.Touchscreen,
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cg.Component,
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i2c.I2CDevice,
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)
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TT21100ButtonListener = tt21100_ns.class_("TT21100ButtonListener")
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CONFIG_SCHEMA = touchscreen.TOUCHSCREEN_SCHEMA.extend(
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cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(TT21100Touchscreen),
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cv.Required(CONF_INTERRUPT_PIN): pins.internal_gpio_input_pin_schema,
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cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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}
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)
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.extend(i2c.i2c_device_schema(0x24))
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.extend(cv.COMPONENT_SCHEMA)
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)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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await i2c.register_i2c_device(var, config)
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await touchscreen.register_touchscreen(var, config)
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interrupt_pin = await cg.gpio_pin_expression(config[CONF_INTERRUPT_PIN])
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cg.add(var.set_interrupt_pin(interrupt_pin))
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if CONF_RESET_PIN in config:
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rts_pin = await cg.gpio_pin_expression(config[CONF_RESET_PIN])
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cg.add(var.set_reset_pin(rts_pin))
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esphome/components/tt21100/touchscreen/tt21100.cpp
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175
esphome/components/tt21100/touchscreen/tt21100.cpp
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#include "tt21100.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace tt21100 {
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static const char *const TAG = "tt21100";
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static const uint8_t MAX_BUTTONS = 4;
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static const uint8_t MAX_TOUCH_POINTS = 5;
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static const uint8_t MAX_DATA_LEN = (7 + MAX_TOUCH_POINTS * 10); // 7 Header + (Points * 10 data bytes)
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struct TT21100ButtonReport {
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uint16_t length; // Always 14 (0x000E)
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uint8_t report_id; // Always 0x03
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uint16_t timestamp; // Number in units of 100 us
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uint8_t btn_value; // Only use bit 0..3
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uint16_t btn_signal[MAX_BUTTONS];
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} __attribute__((packed));
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struct TT21100TouchRecord {
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uint8_t : 5;
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uint8_t touch_type : 3;
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uint8_t tip : 1;
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uint8_t event_id : 2;
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uint8_t touch_id : 5;
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uint16_t x;
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uint16_t y;
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uint8_t pressure;
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uint16_t major_axis_length;
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uint8_t orientation;
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} __attribute__((packed));
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struct TT21100TouchReport {
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uint16_t length;
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uint8_t report_id;
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uint16_t timestamp;
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uint8_t : 2;
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uint8_t large_object : 1;
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uint8_t record_num : 5;
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uint8_t report_counter : 2;
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uint8_t : 3;
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uint8_t noise_effect : 3;
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TT21100TouchRecord touch_record[MAX_TOUCH_POINTS];
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} __attribute__((packed));
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void TT21100TouchscreenStore::gpio_intr(TT21100TouchscreenStore *store) { store->touch = true; }
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float TT21100Touchscreen::get_setup_priority() const { return setup_priority::HARDWARE - 1.0f; }
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void TT21100Touchscreen::setup() {
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ESP_LOGCONFIG(TAG, "Setting up TT21100 Touchscreen...");
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// Register interrupt pin
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this->interrupt_pin_->pin_mode(gpio::FLAG_INPUT | gpio::FLAG_PULLUP);
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this->interrupt_pin_->setup();
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this->store_.pin = this->interrupt_pin_->to_isr();
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this->interrupt_pin_->attach_interrupt(TT21100TouchscreenStore::gpio_intr, &this->store_,
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gpio::INTERRUPT_FALLING_EDGE);
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// Perform reset if necessary
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if (this->reset_pin_ != nullptr) {
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this->reset_pin_->setup();
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this->reset_();
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}
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// Update display dimensions if they were updated during display setup
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this->display_width_ = this->display_->get_width();
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this->display_height_ = this->display_->get_height();
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this->rotation_ = static_cast<TouchRotation>(this->display_->get_rotation());
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// Trigger initial read to activate the interrupt
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this->store_.touch = true;
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}
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void TT21100Touchscreen::loop() {
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if (!this->store_.touch)
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return;
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this->store_.touch = false;
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// Read report length
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uint16_t data_len;
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this->read((uint8_t *) &data_len, sizeof(data_len));
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// Read report data
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uint8_t data[MAX_DATA_LEN];
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if (data_len > 0 && data_len < sizeof(data)) {
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this->read(data, data_len);
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if (data_len == 14) {
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// Button event
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auto *report = (TT21100ButtonReport *) data;
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ESP_LOGV(TAG, "Button report: Len=%d, ID=%d, Time=%5u, Value=[%u], Signal=[%04X][%04X][%04X][%04X]",
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report->length, report->report_id, report->timestamp, report->btn_value, report->btn_signal[0],
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report->btn_signal[1], report->btn_signal[2], report->btn_signal[3]);
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for (uint8_t i = 0; i < 4; i++) {
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for (auto *listener : this->button_listeners_)
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listener->update_button(i, report->btn_signal[i]);
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}
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} else if (data_len >= 7) {
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// Touch point event
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auto *report = (TT21100TouchReport *) data;
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ESP_LOGV(TAG,
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"Touch report: Len=%d, ID=%d, Time=%5u, LargeObject=%u, RecordNum=%u, RecordCounter=%u, NoiseEffect=%u",
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report->length, report->report_id, report->timestamp, report->large_object, report->record_num,
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report->report_counter, report->noise_effect);
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uint8_t touch_count = (data_len - (sizeof(*report) - sizeof(report->touch_record))) / sizeof(TT21100TouchRecord);
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if (touch_count == 0) {
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for (auto *listener : this->touch_listeners_)
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listener->release();
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return;
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}
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for (int i = 0; i < touch_count; i++) {
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auto *touch = &report->touch_record[i];
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ESP_LOGV(TAG,
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"Touch %d: Type=%u, Tip=%u, EventId=%u, TouchId=%u, X=%u, Y=%u, Pressure=%u, MajorAxisLen=%u, "
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"Orientation=%u",
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i, touch->touch_type, touch->tip, touch->event_id, touch->touch_id, touch->x, touch->y,
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touch->pressure, touch->major_axis_length, touch->orientation);
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TouchPoint tp;
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switch (this->rotation_) {
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case ROTATE_0_DEGREES:
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// Origin is top right, so mirror X by default
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tp.x = this->display_width_ - touch->x;
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tp.y = touch->y;
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break;
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case ROTATE_90_DEGREES:
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tp.x = touch->y;
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tp.y = touch->x;
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break;
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case ROTATE_180_DEGREES:
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tp.x = touch->x;
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tp.y = this->display_height_ - touch->y;
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break;
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case ROTATE_270_DEGREES:
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tp.x = this->display_height_ - touch->y;
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tp.y = this->display_width_ - touch->x;
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break;
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}
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tp.id = touch->tip;
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tp.state = touch->pressure;
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this->defer([this, tp]() { this->send_touch_(tp); });
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}
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}
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}
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}
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void TT21100Touchscreen::reset_() {
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if (this->reset_pin_ != nullptr) {
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this->reset_pin_->digital_write(false);
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delay(10);
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this->reset_pin_->digital_write(true);
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delay(10);
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}
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}
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void TT21100Touchscreen::dump_config() {
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ESP_LOGCONFIG(TAG, "TT21100 Touchscreen:");
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LOG_I2C_DEVICE(this);
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LOG_PIN(" Interrupt Pin: ", this->interrupt_pin_);
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LOG_PIN(" Reset Pin: ", this->reset_pin_);
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}
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} // namespace tt21100
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} // namespace esphome
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49
esphome/components/tt21100/touchscreen/tt21100.h
Normal file
49
esphome/components/tt21100/touchscreen/tt21100.h
Normal file
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#pragma once
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#include "esphome/components/i2c/i2c.h"
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#include "esphome/components/touchscreen/touchscreen.h"
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#include "esphome/core/component.h"
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#include "esphome/core/hal.h"
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namespace esphome {
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namespace tt21100 {
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using namespace touchscreen;
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struct TT21100TouchscreenStore {
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volatile bool touch;
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ISRInternalGPIOPin pin;
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static void gpio_intr(TT21100TouchscreenStore *store);
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};
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class TT21100ButtonListener {
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public:
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virtual void update_button(uint8_t index, uint16_t state) = 0;
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};
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class TT21100Touchscreen : public Touchscreen, public Component, public i2c::I2CDevice {
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public:
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void setup() override;
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void loop() override;
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void dump_config() override;
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float get_setup_priority() const override;
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void set_interrupt_pin(InternalGPIOPin *pin) { this->interrupt_pin_ = pin; }
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void set_reset_pin(GPIOPin *pin) { this->reset_pin_ = pin; }
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void register_button_listener(TT21100ButtonListener *listener) { this->button_listeners_.push_back(listener); }
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protected:
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void reset_();
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TT21100TouchscreenStore store_;
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InternalGPIOPin *interrupt_pin_;
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GPIOPin *reset_pin_{nullptr};
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std::vector<TT21100ButtonListener *> button_listeners_;
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};
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} // namespace tt21100
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} // namespace esphome
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@ -18,10 +18,35 @@ light:
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- platform: neopixelbus
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type: GRB
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variant: WS2812
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pin: 33
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pin: GPIO38
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num_leds: 1
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id: neopixel
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method: esp32_rmt
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name: neopixel-enable
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internal: false
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restore_mode: ALWAYS_OFF
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spi:
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clk_pin: GPIO7
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mosi_pin: GPIO6
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display:
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- platform: ili9xxx
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model: ili9342
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cs_pin: GPIO5
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dc_pin: GPIO4
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reset_pin: GPIO48
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i2c:
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scl: GPIO18
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sda: GPIO8
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touchscreen:
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- platform: tt21100
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interrupt_pin: GPIO3
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reset_pin: GPIO48
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binary_sensor:
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- platform: tt21100
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name: Home Button
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index: 1
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