mirror of
https://github.com/esphome/esphome.git
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Add support for Waveshare 7.3" ACeP 7-Color display
This commit is contained in:
Neil
NeilSCGH
parent
b29c119408
commit
dea4a69cfe
3 changed files with 389 additions and 0 deletions
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@ -24,6 +24,9 @@ WaveshareEPaper = waveshare_epaper_ns.class_("WaveshareEPaper", WaveshareEPaperB
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WaveshareEPaperBWR = waveshare_epaper_ns.class_(
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"WaveshareEPaperBWR", WaveshareEPaperBase
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)
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WaveshareEPaper7C = waveshare_epaper_ns.class_(
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"WaveshareEPaper7C", WaveshareEPaperBase
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)
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WaveshareEPaperTypeA = waveshare_epaper_ns.class_(
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"WaveshareEPaperTypeA", WaveshareEPaper
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)
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@ -64,6 +67,9 @@ WaveshareEPaper5P8In = waveshare_epaper_ns.class_(
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WaveshareEPaper5P8InV2 = waveshare_epaper_ns.class_(
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"WaveshareEPaper5P8InV2", WaveshareEPaper
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)
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WaveshareEPaper7P3InF = waveshare_epaper_ns.class_(
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"WaveshareEPaper7P3InF", WaveshareEPaper7C
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)
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WaveshareEPaper7P5In = waveshare_epaper_ns.class_(
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"WaveshareEPaper7P5In", WaveshareEPaper
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)
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@ -126,6 +132,7 @@ MODELS = {
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"4.20in-bv2": ("b", WaveshareEPaper4P2InBV2),
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"5.83in": ("b", WaveshareEPaper5P8In),
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"5.83inv2": ("b", WaveshareEPaper5P8InV2),
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"7.30in-f": ("b", WaveshareEPaper7P3InF),
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"7.50in": ("b", WaveshareEPaper7P5In),
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"7.50in-bv2": ("b", WaveshareEPaper7P5InBV2),
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"7.50in-bv3": ("b", WaveshareEPaper7P5InBV3),
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@ -111,6 +111,7 @@ static const uint8_t PARTIAL_UPD_2IN9_LUT[PARTIAL_UPD_2IN9_LUT_SIZE] =
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// clang-format on
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void WaveshareEPaperBase::setup_pins_() {
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ESP_LOGI(TAG, "Will create buffer of size: %d", this->get_buffer_length_());//debug
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this->init_internal_(this->get_buffer_length_());
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this->dc_pin_->setup(); // OUTPUT
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this->dc_pin_->digital_write(false);
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@ -173,6 +174,121 @@ void WaveshareEPaper::fill(Color color) {
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for (uint32_t i = 0; i < this->get_buffer_length_(); i++)
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this->buffer_[i] = fill;
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}
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void WaveshareEPaper7C::init_internal_(uint32_t buffer_length) {
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ESP_LOGI(TAG, "Buffer n°0 points to: %d", this->buffers_[0]);
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ESP_LOGI(TAG, "EXEC CUSTOM WaveshareEPaper7C::init_internal_, creating splitted buffer");//debug
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for (int i = 0; i < NUM_BUFFERS; i++)
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this->buffers_[i] = nullptr;
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ESP_LOGI(TAG, "EXEC CUSTOM WaveshareEPaper7C::init_internal_, creating splitted buffer");//debug
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ESP_LOGI(TAG, "Available ram before allocation: %d", heap_caps_get_free_size(MALLOC_CAP_INTERNAL));//debug
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//Same as DisplayBuffer::init_internal_, but here we split the buffer because of heap fragmentation
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if (heap_caps_get_free_size(MALLOC_CAP_INTERNAL) < buffer_length){
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ESP_LOGE(TAG, "Could not allocate buffers, not enough ram!");
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return;
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}
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ExternalRAMAllocator<uint8_t> allocator(ExternalRAMAllocator<uint8_t>::ALLOW_FAILURE);
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//ExternalRAMAllocator<uint8_t> allocator;
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uint32_t small_buffer_length = buffer_length / NUM_BUFFERS;
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ESP_LOGI(TAG, "We want %d buffers of size %d", NUM_BUFFERS, small_buffer_length);//debug
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for (int i = 0; i < NUM_BUFFERS; i++)
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this->buffers_[i] = nullptr;
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ESP_LOGI(TAG, "Buffer n°0 points to: %d", this->buffers_[0]);
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uint8_t * tmp = nullptr;
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for (int i = 0; i < NUM_BUFFERS; i++) {
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ESP_LOGI(TAG, "");//debug
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ESP_LOGI(TAG, "Available ram: %d", heap_caps_get_free_size(MALLOC_CAP_INTERNAL));//debug
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ESP_LOGI(TAG, "Biggest block: %d", heap_caps_get_largest_free_block(MALLOC_CAP_INTERNAL));//debug
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ESP_LOGI(TAG, "Wanted alloc: %d", small_buffer_length);//debug
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this->buffers_[i] = allocator.allocate(small_buffer_length);;
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if (this->buffers_[i] == nullptr) {
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ESP_LOGE(TAG, "Could not allocate buffer %d for display!", NUM_BUFFERS);
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ESP_LOGI(TAG, "Biggest block was: %d", heap_caps_get_largest_free_block(MALLOC_CAP_INTERNAL));//debug
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//TODO : desallocate before nullptr
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ESP_LOGE(TAG, "Deleting all buffers");
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for (int k = 0; k < NUM_BUFFERS; k++)
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this->buffers_[k] = nullptr;
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ESP_LOGI(TAG, "Buffer n°0 points to: %d", this->buffers_[0]);
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return;
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}
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ESP_LOGI(TAG, "Buffer n°%d points to: %d", i, this->buffers_[i]);
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ESP_LOGI(TAG, "ok");//debug
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}
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ESP_LOGI(TAG, "init_internal_ : %d buffers allocated with success", NUM_BUFFERS);
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ESP_LOGI(TAG, "Available ram after allocation: %d", heap_caps_get_free_size(MALLOC_CAP_INTERNAL));//debug
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this->clear();
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}
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uint8_t WaveshareEPaper7C::color_to_hex(Color color) {
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uint8_t hex_code;
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if (((color.red < 127) && (color.green < 127) && (color.blue < 127))) {
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hex_code = 0x0; //Black
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} else if (((color.red > 127) && (color.green > 127) && (color.blue > 127))) {
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hex_code = 0x1; //White
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} else if (((color.red < 127) && (color.green > 127) && (color.blue < 127))) {
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hex_code = 0x2; //Green
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} else if (((color.red < 127) && (color.green < 127) && (color.blue > 127))) {
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hex_code = 0x3; //Blue
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} else if (((color.red > 127) && (color.green < 127) && (color.blue < 127))) {
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hex_code = 0x4; //Red
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} else if (((color.red > 127) && (color.green > 127) && (color.blue < 127))) {
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hex_code = 0x5; //Yellow
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} else if (((color.red > 127) && (color.green > 64) && (color.green < 191) && (color.blue < 127))) {
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hex_code = 0x6; //Orange
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} else {
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hex_code = 0x1; //White
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}
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return hex_code;
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}
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void WaveshareEPaper7C::fill(Color color) {
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ESP_LOGI(TAG, "EXEC WaveshareEPaper7C::fill");
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ESP_LOGI(TAG, "this->get_width_internal() : %d", this->get_width_internal());
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ESP_LOGI(TAG, "this->get_height_internal() : %d", this->get_height_internal());
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ESP_LOGI(TAG, "this->get_buffer_length_() : %d", this->get_buffer_length_());
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uint8_t fill;
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if (!color.is_on()) {
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fill = 0x11; //White background by default
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}
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else{
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uint8_t hex_color = this->color_to_hex(color);
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fill = (hex_color << 4) | hex_color;
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ESP_LOGI(TAG, "Color: (%d,%d,%d) converted to 0x%X", color.red, color.green, color.blue, fill);
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}
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ESP_LOGI(TAG, "Check buffers");
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if (this->buffers_ == nullptr) {
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ESP_LOGE(TAG, "Buffer unavailable!");
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}
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else{
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uint32_t small_buffer_length = this->get_buffer_length_() / NUM_BUFFERS;
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ESP_LOGI(TAG, "small_buffer_length : %d",small_buffer_length);
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for (int buffer_index = 0; buffer_index < NUM_BUFFERS; buffer_index++) {
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ESP_LOGI(TAG, "Buffer n°%d points to: %d", buffer_index, this->buffers_[buffer_index]);
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for (uint32_t buffer_pos = 0; buffer_pos < small_buffer_length; buffer_pos++) {
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this->buffers_[buffer_index][buffer_pos] = fill;
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if (buffer_pos<5){
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ESP_LOGI(TAG, "Buffer n°%d pos %d points to: %d, value is 0x%X", buffer_index, buffer_pos, &(this->buffers_[buffer_index][buffer_pos]), fill);
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}
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}
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App.feed_wdt();
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ESP_LOGI(TAG, "ok");
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}
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}
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ESP_LOGI(TAG, "fill done");
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}
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void HOT WaveshareEPaper::draw_absolute_pixel_internal(int x, int y, Color color) {
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if (x >= this->get_width_internal() || y >= this->get_height_internal() || x < 0 || y < 0)
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return;
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@ -193,6 +309,9 @@ uint32_t WaveshareEPaper::get_buffer_length_() {
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uint32_t WaveshareEPaperBWR::get_buffer_length_() {
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return this->get_width_controller() * this->get_height_internal() / 4u;
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} // black and red buffer
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uint32_t WaveshareEPaper7C::get_buffer_length_() {
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return this->get_width_controller() * this->get_height_internal() / 2u;//The goal is to put 2u here instead of 4u
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} // 7 colors buffer
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void WaveshareEPaperBWR::fill(Color color) {
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this->filled_rectangle(0, 0, this->get_width(), this->get_height(), color);
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@ -219,6 +338,38 @@ void HOT WaveshareEPaperBWR::draw_absolute_pixel_internal(int x, int y, Color co
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this->buffer_[pos + buf_half_len] &= ~(0x80 >> subpos);
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}
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}
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void HOT WaveshareEPaper7C::draw_absolute_pixel_internal(int x, int y, Color color) {
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ESP_LOGI(TAG, "EXEC WaveshareEPaper7C::draw_absolute_pixel_internal");
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if (x >= this->get_width_internal() || y >= this->get_height_internal() || x < 0 || y < 0)
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return;
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uint8_t hex_color = this->color_to_hex(color);
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const uint32_t pos = (x + y * this->get_width_controller()) / 2u;
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const uint8_t subpos = x % 2;
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const uint32_t small_buffer_length = this->get_buffer_length_() / NUM_BUFFERS;
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const uint32_t buffer_index = pos / small_buffer_length; //dividing integers = rounded down
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const uint32_t buffer_pos = pos % small_buffer_length;
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if (this->buffers_ == nullptr) {
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ESP_LOGE(TAG, "draw_absolute_pixel_internal, buffer unavailable 1");
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return;
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}
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if (this->buffers_[buffer_index] == nullptr) {
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ESP_LOGE(TAG, "draw_absolute_pixel_internal, buffer unavailable 2");
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return;
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}
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if (this->buffers_[buffer_index][buffer_pos]) {
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ESP_LOGE(TAG, "draw_absolute_pixel_internal, buffer unavailable 3");
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return;
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}
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if (subpos == 0) { // Pixel on the left side of the byte
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this->buffers_[buffer_index][buffer_pos] = (this->buffers_[buffer_index][buffer_pos] & 0x0F) | (hex_color << 4);
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} else { // Pixel on the right side of the byte
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this->buffers_[buffer_index][buffer_pos] = (this->buffers_[buffer_index][buffer_pos] & 0xF0) | hex_color;
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}
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}
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void WaveshareEPaperBase::start_command_() {
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this->dc_pin_->digital_write(false);
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@ -2086,6 +2237,196 @@ void WaveshareEPaper5P8InV2::dump_config() {
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LOG_PIN(" Busy Pin: ", this->busy_pin_);
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LOG_UPDATE_INTERVAL(this);
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}
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void WaveshareEPaper7P3InF::initialize() {
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this->reset_();
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delay(20);
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if (this->buffers_ == nullptr) {
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ESP_LOGE(TAG, "Buffer unavailable!");
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return;
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}
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// COMMAND CMDH
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this->command(0xAA);
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this->data(0x49);
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this->data(0x55);
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this->data(0x20);
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this->data(0x08);
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this->data(0x09);
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this->data(0x18);
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this->command(0x01);
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this->data(0x3F);
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this->data(0x00);
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this->data(0x32);
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this->data(0x2A);
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this->data(0x0E);
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this->data(0x2A);
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this->command(0x00);
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this->data(0x5F);
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this->data(0x69);
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this->command(0x03);
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this->data(0x00);
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this->data(0x54);
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this->data(0x00);
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this->data(0x44);
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this->command(0x05);
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this->data(0x40);
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this->data(0x1F);
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this->data(0x1F);
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this->data(0x2C);
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this->command(0x06);
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this->data(0x6F);
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this->data(0x1F);
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this->data(0x1F);
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this->data(0x22);
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this->command(0x08);
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this->data(0x6F);
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this->data(0x1F);
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this->data(0x1F);
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this->data(0x22);
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// COMMAND IPC
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this->command(0x13);
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this->data(0x00);
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this->data(0x04);
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this->command(0x30);
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this->data(0x3C);
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// COMMAND TSE
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this->command(0x41);
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this->data(0x00);
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this->command(0x50);
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this->data(0x3F);
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this->command(0x60);
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this->data(0x02);
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this->data(0x00);
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this->command(0x61);
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this->data(0x03);
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this->data(0x20);
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this->data(0x01);
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this->data(0xE0);
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this->command(0x82);
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this->data(0x1E);
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this->command(0x84);
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this->data(0x00);
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// COMMAND AGID
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this->command(0x86);
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this->data(0x00);
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this->command(0xE3);
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this->data(0x2F);
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// COMMAND CCSET
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this->command(0xE0);
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this->data(0x00);
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// COMMAND TSSET
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this->command(0xE6);
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this->data(0x00);
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ESP_LOGI(TAG, "Display initialized successfully");//debug
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}
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void HOT WaveshareEPaper7P3InF::display() {
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ESP_LOGI(TAG, "EXEC DISPLAY");//debug
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if (this->buffers_ == nullptr) {
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ESP_LOGE(TAG, "Buffer unavailable!");
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return;
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}
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uint32_t buf_len = this->get_buffer_length_();
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// WAKE UP FROM DEEP SLEEP
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if (this->deep_sleep_between_updates_) {
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ESP_LOGI(TAG, "Wake up the display from deep sleep");
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this->reset_();
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this->wait_until_idle_();
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this->initialize();
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}
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// COMMAND DATA START TRANSMISSION
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ESP_LOGI(TAG, "Sending data to the display");
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ESP_LOGI(TAG, "buf_len : %d", buf_len);//debug
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this->command(0x10);
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delay(2);
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uint32_t small_buffer_length = this->get_buffer_length_() / NUM_BUFFERS;
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ESP_LOGI(TAG, "small_buffer_length : %d",small_buffer_length);
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for (int buffer_index = 0; buffer_index < NUM_BUFFERS; buffer_index++) {
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ESP_LOGI(TAG, "Buffer n°%d points to: %d", buffer_index, this->buffers_[buffer_index]);
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for (uint32_t buffer_pos = 0; buffer_pos < small_buffer_length; buffer_pos++) {
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//this->buffers_[buffer_index][buffer_pos] = 0x22;
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this->data(this->buffers_[buffer_index][buffer_pos]);
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if (buffer_pos<5){
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ESP_LOGI(TAG, "Buffer n°%d pos %d points to: %d, value is 0x%X", buffer_index, buffer_pos, &(this->buffers_[buffer_index][buffer_pos]), this->buffers_[buffer_index][buffer_pos]);
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}
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}
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App.feed_wdt();
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ESP_LOGI(TAG, "ok");
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}
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this->wait_until_idle_();
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// COMMAND POWER ON
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ESP_LOGI(TAG, "Power on the display");
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this->command(0x04);
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this->wait_until_idle_();
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// COMMAND REFRESH SCREEN
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ESP_LOGI(TAG, "Refresh the display");
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this->command(0x12);
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this->data(0x00);
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this->wait_until_idle_();
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// COMMAND POWER OFF
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ESP_LOGI(TAG, "Power off the display");
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this->command(0x02);
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this->data(0x00);
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this->wait_until_idle_();
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if (this->deep_sleep_between_updates_) {
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ESP_LOGI(TAG, "Set the display to deep sleep");
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this->command(0x07);
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this->data(0xA5);
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}
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}
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int WaveshareEPaper7P3InF::get_width_internal() { return 800; }
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int WaveshareEPaper7P3InF::get_height_internal() { return 480; }
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uint32_t WaveshareEPaper7P3InF::idle_timeout_() { return 35000; }
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void WaveshareEPaper7P3InF::dump_config() {
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LOG_DISPLAY("", "Waveshare E-Paper", this);
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ESP_LOGCONFIG(TAG, " Model: 7.3in-F");
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LOG_PIN(" Reset Pin: ", this->reset_pin_);
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LOG_PIN(" DC Pin: ", this->dc_pin_);
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LOG_PIN(" Busy Pin: ", this->busy_pin_);
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LOG_UPDATE_INTERVAL(this);
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}
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bool WaveshareEPaper7P3InF::wait_until_idle_() {
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if (this->busy_pin_ == nullptr) {
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return true;
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}
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const uint32_t start = millis();
|
||||
while (this->busy_pin_->digital_read()) {
|
||||
if (millis() - start > this->idle_timeout_()) {
|
||||
ESP_LOGI(TAG, "Timeout while displaying image!");
|
||||
return false;
|
||||
}
|
||||
App.feed_wdt();
|
||||
delay(10);
|
||||
}
|
||||
delay(200);
|
||||
//ESP_LOGI(TAG, "Was in 7P3::wait_until_idle_() for %d ms", millis() - start);
|
||||
return true;
|
||||
}
|
||||
|
||||
void WaveshareEPaper7P5InBV2::initialize() {
|
||||
// COMMAND POWER SETTING
|
||||
|
|
|
|||
|
|
@ -62,6 +62,8 @@ class WaveshareEPaperBase : public display::DisplayBuffer,
|
|||
GPIOPin *dc_pin_;
|
||||
GPIOPin *busy_pin_{nullptr};
|
||||
virtual uint32_t idle_timeout_() { return 1000u; } // NOLINT(readability-identifier-naming)
|
||||
|
||||
virtual void init_internal_(uint32_t buffer_length);
|
||||
};
|
||||
|
||||
class WaveshareEPaper : public WaveshareEPaperBase {
|
||||
|
|
@ -86,6 +88,22 @@ class WaveshareEPaperBWR : public WaveshareEPaperBase {
|
|||
uint32_t get_buffer_length_() override;
|
||||
};
|
||||
|
||||
class WaveshareEPaper7C : public WaveshareEPaperBase {
|
||||
public:
|
||||
uint8_t color_to_hex(Color color);
|
||||
void fill(Color color) override;
|
||||
|
||||
display::DisplayType get_display_type() override { return display::DisplayType::DISPLAY_TYPE_COLOR; }
|
||||
|
||||
protected:
|
||||
void draw_absolute_pixel_internal(int x, int y, Color color) override;
|
||||
uint32_t get_buffer_length_() override;
|
||||
void init_internal_(uint32_t buffer_length);
|
||||
|
||||
static const int NUM_BUFFERS = 20;
|
||||
uint8_t * buffers_[NUM_BUFFERS];
|
||||
};
|
||||
|
||||
enum WaveshareEPaperTypeAModel {
|
||||
WAVESHARE_EPAPER_1_54_IN = 0,
|
||||
WAVESHARE_EPAPER_1_54_IN_V2,
|
||||
|
|
@ -160,6 +178,7 @@ enum WaveshareEPaperTypeBModel {
|
|||
WAVESHARE_EPAPER_2_7_IN_B_V2,
|
||||
WAVESHARE_EPAPER_4_2_IN,
|
||||
WAVESHARE_EPAPER_4_2_IN_B_V2,
|
||||
WAVESHARE_EPAPER_7_3_IN_F,
|
||||
WAVESHARE_EPAPER_7_5_IN,
|
||||
WAVESHARE_EPAPER_7_5_INV2,
|
||||
WAVESHARE_EPAPER_7_5_IN_B_V2,
|
||||
|
|
@ -535,6 +554,28 @@ class WaveshareEPaper5P8InV2 : public WaveshareEPaper {
|
|||
int get_height_internal() override;
|
||||
};
|
||||
|
||||
class WaveshareEPaper7P3InF : public WaveshareEPaper7C {
|
||||
public:
|
||||
void initialize() override;
|
||||
|
||||
void display() override;
|
||||
|
||||
void dump_config() override;
|
||||
|
||||
protected:
|
||||
int get_width_internal() override;
|
||||
|
||||
int get_height_internal() override;
|
||||
|
||||
uint32_t idle_timeout_() override;
|
||||
|
||||
void deep_sleep() override {;}
|
||||
|
||||
bool wait_until_idle_();
|
||||
|
||||
bool deep_sleep_between_updates_{true};
|
||||
};
|
||||
|
||||
class WaveshareEPaper7P5In : public WaveshareEPaper {
|
||||
public:
|
||||
void initialize() override;
|
||||
|
|
|
|||
Loading…
Reference in a new issue