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Code Issues Releases Wiki Activity

Adding support for chsc6x touch controller (#8258)

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This commit is contained in:
kkosik20
2025-02-24 20:03:28 -08:00
committed by GitHub
parent e754d0a58b
commit 54cea6c41e
10 changed files with 242 additions and 0 deletions
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1
CODEOWNERS
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@@ -93,6 +93,7 @@ esphome/components/captive_portal/* @OttoWinter
esphome/components/ccs811/* @habbie
esphome/components/cd74hc4067/* @asoehlke
esphome/components/ch422g/* @clydebarrow @jesterret
esphome/components/chsc6x/* @kkosik20
esphome/components/climate/* @esphome/core
esphome/components/climate_ir/* @glmnet
esphome/components/color_temperature/* @jesserockz

2
esphome/components/chsc6x/__init__.py Normal file
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@@ -0,0 +1,2 @@
CODEOWNERS = ["@kkosik20"]
DEPENDENCIES = ["i2c"]

47
esphome/components/chsc6x/chsc6x_touchscreen.cpp Normal file
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#include "chsc6x_touchscreen.h"
namespace esphome {
namespace chsc6x {
void CHSC6XTouchscreen::setup() {
ESP_LOGCONFIG(TAG, "Setting up CHSC6X Touchscreen...");
if (this->interrupt_pin_ != nullptr) {
this->interrupt_pin_->setup();
this->attach_interrupt_(this->interrupt_pin_, gpio::INTERRUPT_FALLING_EDGE);
}
if (this->x_raw_max_ == this->x_raw_min_) {
this->x_raw_max_ = this->display_->get_native_width();
}
if (this->y_raw_max_ == this->y_raw_min_) {
this->y_raw_max_ = this->display_->get_native_height();
}
ESP_LOGCONFIG(TAG, "CHSC6X Touchscreen setup complete");
}
void CHSC6XTouchscreen::update_touches() {
uint8_t data[CHSC6X_REG_STATUS_LEN];
if (!this->read_bytes(CHSC6X_REG_STATUS, data, sizeof(data))) {
return;
}
uint8_t num_of_touches = data[CHSC6X_REG_STATUS_TOUCH];
if (num_of_touches == 1) {
uint16_t x = data[CHSC6X_REG_STATUS_X_COR];
uint16_t y = data[CHSC6X_REG_STATUS_Y_COR];
this->add_raw_touch_position_(0, x, y);
}
}
void CHSC6XTouchscreen::dump_config() {
ESP_LOGCONFIG(TAG, "CHSC6X Touchscreen:");
LOG_I2C_DEVICE(this);
LOG_PIN(" Interrupt Pin: ", this->interrupt_pin_);
ESP_LOGCONFIG(TAG, " Touch timeout: %d", this->touch_timeout_);
ESP_LOGCONFIG(TAG, " x_raw_max_: %d", this->x_raw_max_);
ESP_LOGCONFIG(TAG, " y_raw_max_: %d", this->y_raw_max_);
}
} // namespace chsc6x
} // namespace esphome

34
esphome/components/chsc6x/chsc6x_touchscreen.h Normal file
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@@ -0,0 +1,34 @@
#pragma once
#include "esphome/components/i2c/i2c.h"
#include "esphome/components/touchscreen/touchscreen.h"
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
#include "esphome/core/log.h"
namespace esphome {
namespace chsc6x {
static const char *const TAG = "chsc6x.touchscreen";
static const uint8_t CHSC6X_REG_STATUS = 0x00;
static const uint8_t CHSC6X_REG_STATUS_TOUCH = 0x00;
static const uint8_t CHSC6X_REG_STATUS_X_COR = 0x02;
static const uint8_t CHSC6X_REG_STATUS_Y_COR = 0x04;
static const uint8_t CHSC6X_REG_STATUS_LEN = 0x05;
static const uint8_t CHSC6X_CHIP_ID = 0x2e;
class CHSC6XTouchscreen : public touchscreen::Touchscreen, public i2c::I2CDevice {
public:
void setup() override;
void update_touches() override;
void dump_config() override;
void set_interrupt_pin(InternalGPIOPin *pin) { this->interrupt_pin_ = pin; }
protected:
InternalGPIOPin *interrupt_pin_{};
};
} // namespace chsc6x
} // namespace esphome

33
esphome/components/chsc6x/touchscreen.py Normal file
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@@ -0,0 +1,33 @@
from esphome import pins
import esphome.codegen as cg
from esphome.components import i2c, touchscreen
import esphome.config_validation as cv
from esphome.const import CONF_ID, CONF_INTERRUPT_PIN
chsc6x_ns = cg.esphome_ns.namespace("chsc6x")
CHSC6XTouchscreen = chsc6x_ns.class_(
"CHSC6XTouchscreen",
touchscreen.Touchscreen,
i2c.I2CDevice,
)
CONFIG_SCHEMA = (
touchscreen.touchscreen_schema("100ms")
.extend(
{
cv.GenerateID(): cv.declare_id(CHSC6XTouchscreen),
cv.Optional(CONF_INTERRUPT_PIN): pins.internal_gpio_input_pin_schema,
}
)
.extend(i2c.i2c_device_schema(0x2E))
)
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await touchscreen.register_touchscreen(var, config)
await i2c.register_i2c_device(var, config)
if interrupt_pin := config.get(CONF_INTERRUPT_PIN):
cg.add(var.set_interrupt_pin(await cg.gpio_pin_expression(interrupt_pin)))

25
tests/components/chsc6x/test.esp32-ard.yaml Normal file
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i2c:
- id: i2c_chsc6x
scl: 3
sda: 21
spi:
clk_pin: 16
mosi_pin: 17
display:
- platform: ili9xxx
id: ili9xxx_display
model: GC9A01A
invert_colors: True
cs_pin: 18
dc_pin: 19
pages:
- id: page1
lambda: |-
it.rectangle(0, 0, it.get_width(), it.get_height());
touchscreen:
- platform: chsc6x
display: ili9xxx_display
interrupt_pin: 20

25
tests/components/chsc6x/test.esp32-c3-ard.yaml Normal file
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@@ -0,0 +1,25 @@
i2c:
- id: i2c_chsc6x
scl: 3
sda: 9
spi:
clk_pin: 5
mosi_pin: 4
display:
- platform: ili9xxx
id: ili9xxx_display
model: GC9A01A
invert_colors: True
cs_pin: 18
dc_pin: 19
pages:
- id: page1
lambda: |-
it.rectangle(0, 0, it.get_width(), it.get_height());
touchscreen:
- platform: chsc6x
display: ili9xxx_display
interrupt_pin: 20

25
tests/components/chsc6x/test.esp32-c3-idf.yaml Normal file
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@@ -0,0 +1,25 @@
i2c:
- id: i2c_chsc6x
scl: 3
sda: 9
spi:
clk_pin: 5
mosi_pin: 4
display:
- platform: ili9xxx
id: ili9xxx_display
model: GC9A01A
invert_colors: True
cs_pin: 18
dc_pin: 19
pages:
- id: page1
lambda: |-
it.rectangle(0, 0, it.get_width(), it.get_height());
touchscreen:
- platform: chsc6x
display: ili9xxx_display
interrupt_pin: 20

25
tests/components/chsc6x/test.esp32-idf.yaml Normal file
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@@ -0,0 +1,25 @@
i2c:
- id: i2c_chsc6x
scl: 3
sda: 21
spi:
clk_pin: 16
mosi_pin: 17
display:
- platform: ili9xxx
id: ili9xxx_display
model: GC9A01A
invert_colors: True
cs_pin: 18
dc_pin: 19
pages:
- id: page1
lambda: |-
it.rectangle(0, 0, it.get_width(), it.get_height());
touchscreen:
- platform: chsc6x
display: ili9xxx_display
interrupt_pin: 20

25
tests/components/chsc6x/test.rp2040-ard.yaml Normal file
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@@ -0,0 +1,25 @@
i2c:
- id: i2c_chsc6x
scl: 1
sda: 0
spi:
clk_pin: 2
mosi_pin: 3
display:
- platform: ili9xxx
id: ili9xxx_display
model: GC9A01A
invert_colors: True
cs_pin: 18
dc_pin: 19
pages:
- id: page1
lambda: |-
it.rectangle(0, 0, it.get_width(), it.get_height());
touchscreen:
- platform: chsc6x
display: ili9xxx_display
interrupt_pin: 20