Upstream/esphome
1
0
Fork 0
mirror of https://github.com/esphome/esphome.git synced 2024-11-26 12:27:13 +01:00
Code Issues Projects Releases Wiki Activity

I found some issue in the ili9341 driver (#3756)

Browse Source
This commit is contained in:
NP v/d Spek 2022-09-02 05:46:51 +02:00 committed by GitHub
parent e3dad7c632
commit 4788a6182e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 71 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

92
esphome/components/ili9341/ili9341_display.cpp
View File

@ -10,7 +10,6 @@ namespace ili9341 {
static const char *const TAG = "ili9341";
void ILI9341Display::setup_pins_() {
this->init_internal_(this->get_buffer_length_());
this->dc_pin_->setup(); // OUTPUT
this->dc_pin_->digital_write(false);
if (this->reset_pin_ != nullptr) {
@ -28,15 +27,14 @@ void ILI9341Display::setup_pins_() {
void ILI9341Display::dump_config() {
LOG_DISPLAY("", "ili9341", this);
ESP_LOGCONFIG(TAG, " Width: %d, Height: %d, Rotation: %d", this->width_, this->height_, this->rotation_);
LOG_PIN(" Reset Pin: ", this->reset_pin_);
LOG_PIN(" DC Pin: ", this->dc_pin_);
LOG_PIN(" Busy Pin: ", this->busy_pin_);
LOG_PIN(" Backlight Pin: ", this->led_pin_);
LOG_UPDATE_INTERVAL(this);
}
float ILI9341Display::get_setup_priority() const { return setup_priority::PROCESSOR; }
float ILI9341Display::get_setup_priority() const { return setup_priority::HARDWARE; }
void ILI9341Display::command(uint8_t value) {
this->start_command_();
this->write_byte(value);
@ -88,10 +86,19 @@ void ILI9341Display::display_() {
// we will only update the changed window to the display
uint16_t w = this->x_high_ - this->x_low_ + 1;
uint16_t h = this->y_high_ - this->y_low_ + 1;
uint32_t start_pos = ((this->y_low_ * this->width_) + x_low_);
// check if something was displayed
if ((this->x_high_ < this->x_low_) || (this->y_high_ < this->y_low_)) {
return;
}
set_addr_window_(this->x_low_, this->y_low_, w, h);
ESP_LOGVV("ILI9341", "Start ILI9341Display::display_(xl:%d, xh:%d, yl:%d, yh:%d, w:%d, h:%d, start_pos:%d)",
this->x_low_, this->x_high_, this->y_low_, this->y_high_, w, h, start_pos);
this->start_data_();
uint32_t start_pos = ((this->y_low_ * this->width_) + x_low_);
for (uint16_t row = 0; row < h; row++) {
uint32_t pos = start_pos + (row * width_);
uint32_t rem = w;
@ -101,7 +108,9 @@ void ILI9341Display::display_() {
this->write_array(transfer_buffer_, 2 * sz);
pos += sz;
rem -= sz;
App.feed_wdt();
}
App.feed_wdt();
}
this->end_data_();
@ -121,20 +130,10 @@ void ILI9341Display::fill(Color color) {
this->y_high_ = this->get_height_internal() - 1;
}
void ILI9341Display::fill_internal_(Color color) {
if (color.raw_32 == Color::BLACK.raw_32) {
memset(transfer_buffer_, 0, sizeof(transfer_buffer_));
} else {
uint8_t *dst = transfer_buffer_;
auto color565 = display::ColorUtil::color_to_565(color);
void ILI9341Display::fill_internal_(uint8_t color) {
memset(transfer_buffer_, color, sizeof(transfer_buffer_));
while (dst < transfer_buffer_ + sizeof(transfer_buffer_)) {
*dst++ = (uint8_t)(color565 >> 8);
*dst++ = (uint8_t) color565;
}
}
uint32_t rem = this->get_width_internal() * this->get_height_internal();
uint32_t rem = (this->get_buffer_length_() * 2);
this->set_addr_window_(0, 0, this->get_width_internal(), this->get_height_internal());
this->start_data_();
@ -147,26 +146,58 @@ void ILI9341Display::fill_internal_(Color color) {
this->end_data_();
memset(buffer_, 0, (this->get_width_internal()) * (this->get_height_internal()));
memset(buffer_, color, this->get_buffer_length_());
}
void ILI9341Display::rotate_my_(uint8_t m) {
uint8_t rotation = m & 3; // can't be higher than 3
switch (rotation) {
case 0:
m = (MADCTL_MX | MADCTL_BGR);
// _width = ILI9341_TFTWIDTH;
// _height = ILI9341_TFTHEIGHT;
break;
case 1:
m = (MADCTL_MV | MADCTL_BGR);
// _width = ILI9341_TFTHEIGHT;
// _height = ILI9341_TFTWIDTH;
break;
case 2:
m = (MADCTL_MY | MADCTL_BGR);
// _width = ILI9341_TFTWIDTH;
// _height = ILI9341_TFTHEIGHT;
break;
case 3:
m = (MADCTL_MX | MADCTL_MY | MADCTL_MV | MADCTL_BGR);
// _width = ILI9341_TFTHEIGHT;
// _height = ILI9341_TFTWIDTH;
break;
}
this->command(ILI9341_MADCTL);
this->data(m);
}
void HOT ILI9341Display::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;
// low and high watermark may speed up drawing from buffer
this->x_low_ = (x < this->x_low_) ? x : this->x_low_;
this->y_low_ = (y < this->y_low_) ? y : this->y_low_;
this->x_high_ = (x > this->x_high_) ? x : this->x_high_;
this->y_high_ = (y > this->y_high_) ? y : this->y_high_;
uint32_t pos = (y * width_) + x;
uint8_t new_color;
if (this->buffer_color_mode_ == BITS_8) {
uint8_t color332 = display::ColorUtil::color_to_332(color, display::ColorOrder::COLOR_ORDER_RGB);
buffer_[pos] = color332;
new_color = display::ColorUtil::color_to_332(color, display::ColorOrder::COLOR_ORDER_RGB);
} else { // if (this->buffer_color_mode_ == BITS_8_INDEXED) {
uint8_t index = display::ColorUtil::color_to_index8_palette888(color, this->palette_);
buffer_[pos] = index;
new_color = display::ColorUtil::color_to_index8_palette888(color, this->palette_);
}
if (buffer_[pos] != new_color) {
buffer_[pos] = new_color;
// low and high watermark may speed up drawing from buffer
this->x_low_ = (x < this->x_low_) ? x : this->x_low_;
this->y_low_ = (y < this->y_low_) ? y : this->y_low_;
this->x_high_ = (x > this->x_high_) ? x : this->x_high_;
this->y_high_ = (y > this->y_high_) ? y : this->y_high_;
}
}
@ -252,7 +283,6 @@ void ILI9341M5Stack::initialize() {
this->width_ = 320;
this->height_ = 240;
this->invert_display_(true);
this->fill_internal_(Color::BLACK);
}
// 24_TFT display
@ -260,7 +290,6 @@ void ILI9341TFT24::initialize() {
this->init_lcd_(INITCMD_TFT);
this->width_ = 240;
this->height_ = 320;
this->fill_internal_(Color::BLACK);
}
// 24_TFT rotated display
@ -268,7 +297,6 @@ void ILI9341TFT24R::initialize() {
this->init_lcd_(INITCMD_TFT);
this->width_ = 320;
this->height_ = 240;
this->fill_internal_(Color::BLACK);
}
} // namespace ili9341

12
esphome/components/ili9341/ili9341_display.h
View File

@ -5,6 +5,7 @@
#include "esphome/components/display/display_buffer.h"
#include "ili9341_defines.h"
#include "ili9341_init.h"
#include "esphome/core/log.h"
namespace esphome {
namespace ili9341 {
@ -47,6 +48,14 @@ class ILI9341Display : public PollingComponent,
void setup() override {
this->setup_pins_();
this->initialize();
this->x_low_ = this->width_;
this->y_low_ = this->height_;
this->x_high_ = 0;
this->y_high_ = 0;
this->init_internal_(this->get_buffer_length_());
this->fill_internal_(0x00);
}
display::DisplayType get_display_type() override { return display::DisplayType::DISPLAY_TYPE_COLOR; }
@ -59,8 +68,9 @@ class ILI9341Display : public PollingComponent,
void set_addr_window_(uint16_t x, uint16_t y, uint16_t w, uint16_t h);
void invert_display_(bool invert);
void reset_();
void fill_internal_(Color color);
void fill_internal_(uint8_t color);
void display_();
void rotate_my_(uint8_t m);
ILI9341Model model_;
int16_t width_{320}; ///< Display width as modified by current rotation