41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
#pragma once
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#include "esphome/components/spi/spi.h"
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#include "esphome/components/touchscreen/touchscreen.h"
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#include "esphome/core/automation.h"
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#include "esphome/core/component.h"
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#include "esphome/core/helpers.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace xpt2046 {
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using namespace touchscreen;
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class XPT2046Component : public Touchscreen,
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public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW,
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spi::CLOCK_PHASE_LEADING, spi::DATA_RATE_2MHZ> {
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public:
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/// Set the threshold for the touch detection.
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void set_threshold(int16_t threshold) { this->threshold_ = threshold; }
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/// Set the pin used to detect the touch.
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void set_irq_pin(InternalGPIOPin *pin) { this->irq_pin_ = pin; }
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void setup() override;
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void dump_config() override;
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// float get_setup_priority() const override;
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protected:
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static int16_t best_two_avg(int16_t value1, int16_t value2, int16_t value3);
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int16_t read_adc_(uint8_t ctrl);
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void update_touches() override;
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int16_t threshold_;
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InternalGPIOPin *irq_pin_{nullptr};
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};
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} // namespace xpt2046
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} // namespace esphome
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