diff --git a/esphome/components/waveshare_epaper/display.py b/esphome/components/waveshare_epaper/display.py index fa7c104951..7f86bf8d08 100644 --- a/esphome/components/waveshare_epaper/display.py +++ b/esphome/components/waveshare_epaper/display.py @@ -45,6 +45,9 @@ WaveshareEPaper2P9InB = waveshare_epaper_ns.class_( WaveshareEPaper2P9InBV3 = waveshare_epaper_ns.class_( "WaveshareEPaper2P9InBV3", WaveshareEPaper ) +WaveshareEPaper2P9InV2R2 = waveshare_epaper_ns.class_( + "WaveshareEPaper2P9InV2R2", WaveshareEPaper +) GDEY029T94 = waveshare_epaper_ns.class_("GDEY029T94", WaveshareEPaper) WaveshareEPaper4P2In = waveshare_epaper_ns.class_( "WaveshareEPaper4P2In", WaveshareEPaper @@ -107,6 +110,7 @@ MODELS = { "2.70inv2": ("b", WaveshareEPaper2P7InV2), "2.90in-b": ("b", WaveshareEPaper2P9InB), "2.90in-bv3": ("b", WaveshareEPaper2P9InBV3), + "2.90inv2-r2": ("c", WaveshareEPaper2P9InV2R2), "4.20in": ("b", WaveshareEPaper4P2In), "4.20in-bv2": ("b", WaveshareEPaper4P2InBV2), "5.83in": ("b", WaveshareEPaper5P8In), diff --git a/esphome/components/waveshare_epaper/waveshare_epaper.cpp b/esphome/components/waveshare_epaper/waveshare_epaper.cpp index 9118475c36..a4417e0d1c 100644 --- a/esphome/components/waveshare_epaper/waveshare_epaper.cpp +++ b/esphome/components/waveshare_epaper/waveshare_epaper.cpp @@ -83,6 +83,33 @@ static const uint8_t PARTIAL_UPDATE_LUT_TTGO_B1[LUT_SIZE_TTGO_B1] = { 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0F, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; +// clang-format off +// Disable formatting to preserve the same look as in Waveshare examples +static const uint8_t PARTIAL_UPD_2IN9_LUT_SIZE = 159; +static const uint8_t PARTIAL_UPD_2IN9_LUT[PARTIAL_UPD_2IN9_LUT_SIZE] = +{ + 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x40, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x0A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x00, 0x00, 0x00, + 0x22, 0x17, 0x41, 0xB0, 0x32, 0x36, +}; +// clang-format on + void WaveshareEPaperBase::setup_pins_() { this->init_internal_(this->get_buffer_length_()); this->dc_pin_->setup(); // OUTPUT @@ -1118,6 +1145,192 @@ void WaveshareEPaper2P9InBV3::dump_config() { LOG_UPDATE_INTERVAL(this); } +// ======================================================== +// 2.90in v2 rev2 +// based on SDK and examples in ZIP file from: +// https://www.waveshare.com/pico-epaper-2.9.htm +// ======================================================== + +void WaveshareEPaper2P9InV2R2::initialize() { + this->reset_(); + this->wait_until_idle_(); + + this->command(0x12); // SWRESET + this->wait_until_idle_(); + + this->command(0x01); + this->data(0x27); + this->data(0x01); + this->data(0x00); + + this->command(0x11); + this->data(0x03); + + // SetWindows(0, 0, w, h) + this->command(0x44); + this->data(0x00); + this->data(((this->get_width_controller() - 1) >> 3) & 0xFF); + + this->command(0x45); + this->data(0x00); + this->data(0x00); + this->data((this->get_height_internal() - 1) & 0xFF); + this->data(((this->get_height_internal() - 1) >> 8) & 0xFF); + + this->command(0x21); + this->data(0x00); + this->data(0x80); + + // SetCursor(0, 0) + this->command(0x4E); + this->data(0x00); + this->command(0x4f); + this->data(0x00); + this->data(0x00); + + this->wait_until_idle_(); +} + +WaveshareEPaper2P9InV2R2::WaveshareEPaper2P9InV2R2() { this->reset_duration_ = 10; } + +void WaveshareEPaper2P9InV2R2::reset_() { + if (this->reset_pin_ != nullptr) { + this->reset_pin_->digital_write(false); + delay(reset_duration_); // NOLINT + this->reset_pin_->digital_write(true); + delay(reset_duration_); // NOLINT + } +} + +void WaveshareEPaper2P9InV2R2::display() { + if (!this->wait_until_idle_()) { + this->status_set_warning(); + ESP_LOGE(TAG, "fail idle 1"); + return; + } + + if (this->full_update_every_ == 1) { + // do single full update + this->command(0x24); + this->start_data_(); + this->write_array(this->buffer_, this->get_buffer_length_()); + this->end_data_(); + + // TurnOnDisplay + this->command(0x22); + this->data(0xF7); + this->command(0x20); + return; + } + + // if (this->full_update_every_ == 1 || + if (this->at_update_ == 0) { + // do base update + this->command(0x24); + this->start_data_(); + this->write_array(this->buffer_, this->get_buffer_length_()); + this->end_data_(); + + this->command(0x26); + this->start_data_(); + this->write_array(this->buffer_, this->get_buffer_length_()); + this->end_data_(); + + // TurnOnDisplay + this->command(0x22); + this->data(0xF7); + this->command(0x20); + } else { + // do partial update + this->reset_(); + + this->write_lut_(PARTIAL_UPD_2IN9_LUT, PARTIAL_UPD_2IN9_LUT_SIZE); + + this->command(0x37); + this->data(0x00); + this->data(0x00); + this->data(0x00); + this->data(0x00); + this->data(0x00); + this->data(0x40); + this->data(0x00); + this->data(0x00); + this->data(0x00); + this->data(0x00); + + this->command(0x3C); + this->data(0x80); + + this->command(0x22); + this->data(0xC0); + this->command(0x20); + + if (!this->wait_until_idle_()) { + ESP_LOGE(TAG, "fail idle 2"); + } + + // SetWindows(0, 0, w, h) + this->command(0x44); + this->data(0x00); + this->data(((this->get_width_controller() - 1) >> 3) & 0xFF); + + this->command(0x45); + this->data(0x00); + this->data(0x00); + this->data((this->get_height_internal() - 1) & 0xFF); + this->data(((this->get_height_internal() - 1) >> 8) & 0xFF); + + // SetCursor(0, 0) + this->command(0x4E); + this->data(0x00); + this->command(0x4f); + this->data(0x00); + this->data(0x00); + + // write b/w + this->command(0x24); + this->start_data_(); + this->write_array(this->buffer_, this->get_buffer_length_()); + this->end_data_(); + + // TurnOnDisplayPartial + this->command(0x22); + this->data(0x0F); + this->command(0x20); + } + + this->at_update_ = (this->at_update_ + 1) % this->full_update_every_; +} + +void WaveshareEPaper2P9InV2R2::write_lut_(const uint8_t *lut, const uint8_t size) { + // COMMAND WRITE LUT REGISTER + this->command(0x32); + for (uint8_t i = 0; i < size; i++) + this->data(lut[i]); +} + +void WaveshareEPaper2P9InV2R2::dump_config() { + LOG_DISPLAY("", "Waveshare E-Paper", this); + ESP_LOGCONFIG(TAG, " Model: 2.9inV2R2"); + ESP_LOGCONFIG(TAG, " Full Update Every: %" PRIu32, this->full_update_every_); + LOG_PIN(" Reset Pin: ", this->reset_pin_); + LOG_PIN(" DC Pin: ", this->dc_pin_); + LOG_PIN(" Busy Pin: ", this->busy_pin_); + LOG_UPDATE_INTERVAL(this); +} + +void WaveshareEPaper2P9InV2R2::deep_sleep() { + this->command(0x10); + this->data(0x01); +} + +int WaveshareEPaper2P9InV2R2::get_width_internal() { return 128; } +int WaveshareEPaper2P9InV2R2::get_height_internal() { return 296; } +int WaveshareEPaper2P9InV2R2::get_width_controller() { return this->get_width_internal(); } +void WaveshareEPaper2P9InV2R2::set_full_update_every(uint32_t full_update_every) { + this->full_update_every_ = full_update_every; +} + // ======================================================== // Good Display 2.9in black/white/grey // Datasheet: diff --git a/esphome/components/waveshare_epaper/waveshare_epaper.h b/esphome/components/waveshare_epaper/waveshare_epaper.h index 47f0cb27b6..f12d5f7d54 100644 --- a/esphome/components/waveshare_epaper/waveshare_epaper.h +++ b/esphome/components/waveshare_epaper/waveshare_epaper.h @@ -337,6 +337,36 @@ class WaveshareEPaper2P9InBV3 : public WaveshareEPaper { int get_height_internal() override; }; +class WaveshareEPaper2P9InV2R2 : public WaveshareEPaper { + public: + WaveshareEPaper2P9InV2R2(); + + void initialize() override; + + void display() override; + + void dump_config() override; + + void deep_sleep() override; + + void set_full_update_every(uint32_t full_update_every); + + protected: + void write_lut_(const uint8_t *lut, uint8_t size); + + int get_width_internal() override; + + int get_height_internal() override; + + int get_width_controller() override; + + uint32_t full_update_every_{30}; + uint32_t at_update_{0}; + + private: + void reset_(); +}; + class WaveshareEPaper4P2In : public WaveshareEPaper { public: void initialize() override;