65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
#include "ssd1325_spi.h"
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#include "esphome/core/log.h"
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#include "esphome/core/application.h"
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namespace esphome {
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namespace ssd1325_spi {
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static const char *TAG = "ssd1325_spi";
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void SPISSD1325::setup() {
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ESP_LOGCONFIG(TAG, "Setting up SPI SSD1325...");
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this->spi_setup();
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this->dc_pin_->setup(); // OUTPUT
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this->cs_->setup(); // OUTPUT
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this->init_reset_();
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delay(500); // NOLINT
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SSD1325::setup();
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}
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void SPISSD1325::dump_config() {
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LOG_DISPLAY("", "SPI SSD1325", this);
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ESP_LOGCONFIG(TAG, " Model: %s", this->model_str_());
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LOG_PIN(" CS Pin: ", this->cs_);
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LOG_PIN(" DC Pin: ", this->dc_pin_);
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LOG_PIN(" Reset Pin: ", this->reset_pin_);
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ESP_LOGCONFIG(TAG, " External VCC: %s", YESNO(this->external_vcc_));
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LOG_UPDATE_INTERVAL(this);
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}
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void SPISSD1325::command(uint8_t value) {
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this->cs_->digital_write(true);
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this->dc_pin_->digital_write(false);
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delay(1);
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this->enable();
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this->cs_->digital_write(false);
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this->write_byte(value);
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this->cs_->digital_write(true);
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this->disable();
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}
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void HOT SPISSD1325::write_display_data() {
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this->cs_->digital_write(true);
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this->dc_pin_->digital_write(true);
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this->cs_->digital_write(false);
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delay(1);
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this->enable();
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for (uint16_t x = 0; x < this->get_width_internal(); x += 2) {
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for (uint16_t y = 0; y < this->get_height_internal(); y += 8) { // we write 8 pixels at once
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uint8_t left8 = this->buffer_[y * 16 + x];
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uint8_t right8 = this->buffer_[y * 16 + x + 1];
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for (uint8_t p = 0; p < 8; p++) {
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uint8_t d = 0;
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if (left8 & (1 << p))
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d |= 0xF0;
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if (right8 & (1 << p))
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d |= 0x0F;
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this->write_byte(d);
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}
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}
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}
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this->cs_->digital_write(true);
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this->disable();
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}
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} // namespace ssd1325_spi
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} // namespace esphome
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