Add support for V2 of the waveshare 5.83in e-paper display. (#3660)

esphome/components/waveshare_epaper/display.py

@@ -39,6 +39,9 @@ WaveshareEPaper4P2InBV2 = waveshare_epaper_ns.class_(
 WaveshareEPaper5P8In = waveshare_epaper_ns.class_(
     "WaveshareEPaper5P8In", WaveshareEPaper
 )
+WaveshareEPaper5P8InV2 = waveshare_epaper_ns.class_(
+    "WaveshareEPaper5P8InV2", WaveshareEPaper
+)
 WaveshareEPaper7P5In = waveshare_epaper_ns.class_(
     "WaveshareEPaper7P5In", WaveshareEPaper
 )
@@ -80,6 +83,7 @@ MODELS = {
     "4.20in": ("b", WaveshareEPaper4P2In),
     "4.20in-bv2": ("b", WaveshareEPaper4P2InBV2),
     "5.83in": ("b", WaveshareEPaper5P8In),
+    "5.83inv2": ("b", WaveshareEPaper5P8InV2),
     "7.50in": ("b", WaveshareEPaper7P5In),
     "7.50in-bv2": ("b", WaveshareEPaper7P5InBV2),
     "7.50in-bc": ("b", WaveshareEPaper7P5InBC),

esphome/components/waveshare_epaper/waveshare_epaper.cpp

@@ -1037,6 +1037,88 @@ void WaveshareEPaper5P8In::dump_config() {
   LOG_PIN("  Busy Pin: ", this->busy_pin_);
   LOG_UPDATE_INTERVAL(this);
 }
+
+// ========================================================
+//               5.83in V2
+// Datasheet/Specification/Reference:
+//  - https://www.waveshare.com/w/upload/3/37/5.83inch_e-Paper_V2_Specification.pdf
+//  - https://github.com/waveshare/e-Paper/blob/master/Arduino/epd5in83_V2/epd5in83_V2.cpp
+// ========================================================
+void WaveshareEPaper5P8InV2::initialize() {
+  // COMMAND POWER SETTING
+  this->command(0x01);
+  this->data(0x07);
+  this->data(0x07);
+  this->data(0x3f);
+  this->data(0x3f);
+
+  // COMMAND POWER ON
+  this->command(0x04);
+  delay(10);
+  this->wait_until_idle_();
+
+  // PANNEL SETTING
+  this->command(0x00);
+  this->data(0x1F);
+
+  // COMMAND RESOLUTION SETTING
+  this->command(0x61);
+  this->data(0x02);
+  this->data(0x88);
+  this->data(0x01);
+  this->data(0xE0);
+
+  this->command(0x15);
+  this->data(0x00);
+
+  // COMMAND TCON SETTING
+  this->command(0x60);
+  this->data(0x22);
+
+  // Do we need this?
+  // COMMAND PLL CONTROL
+  this->command(0x30);
+  this->data(0x3C);  // 3A 100HZ   29 150Hz 39 200HZ  31 171HZ
+}
+void HOT WaveshareEPaper5P8InV2::display() {
+  // Reuse the code from WaveshareEPaper4P2In::display()
+  // COMMAND VCM DC SETTING REGISTER
+  this->command(0x82);
+  this->data(0x12);
+
+  // COMMAND VCOM AND DATA INTERVAL SETTING
+  this->command(0x50);
+  this->data(0x97);
+
+  // COMMAND DATA START TRANSMISSION 1
+  this->command(0x10);
+  delay(2);
+  this->start_data_();
+  this->write_array(this->buffer_, this->get_buffer_length_());
+  this->end_data_();
+  delay(2);
+
+  // COMMAND DATA START TRANSMISSION 2
+  this->command(0x13);
+  delay(2);
+  this->start_data_();
+  this->write_array(this->buffer_, this->get_buffer_length_());
+  this->end_data_();
+
+  // COMMAND DISPLAY REFRESH
+  this->command(0x12);
+}
+int WaveshareEPaper5P8InV2::get_width_internal() { return 648; }
+int WaveshareEPaper5P8InV2::get_height_internal() { return 480; }
+void WaveshareEPaper5P8InV2::dump_config() {
+  LOG_DISPLAY("", "Waveshare E-Paper", this);
+  ESP_LOGCONFIG(TAG, "  Model: 5.83inv2");
+  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 WaveshareEPaper7P5InBV2::initialize() {
   // COMMAND POWER SETTING
   this->command(0x01);

esphome/components/waveshare_epaper/waveshare_epaper.h

@@ -284,6 +284,49 @@ class WaveshareEPaper5P8In : public WaveshareEPaper {
   int get_height_internal() override;
 };
 
+class WaveshareEPaper5P8InV2 : public WaveshareEPaper {
+ public:
+  void initialize() override;
+
+  void display() override;
+
+  void dump_config() override;
+
+  void deep_sleep() override {
+    // COMMAND VCOM AND DATA INTERVAL SETTING
+    this->command(0x50);
+    this->data(0x17);  // border floating
+
+    // COMMAND VCM DC SETTING
+    this->command(0x82);
+    // COMMAND PANEL SETTING
+    this->command(0x00);
+
+    delay(100);  // NOLINT
+
+    // COMMAND POWER SETTING
+    this->command(0x01);
+    this->data(0x00);
+    this->data(0x00);
+    this->data(0x00);
+    this->data(0x00);
+    this->data(0x00);
+    delay(100);  // NOLINT
+
+    // COMMAND POWER OFF
+    this->command(0x02);
+    this->wait_until_idle_();
+    // COMMAND DEEP SLEEP
+    this->command(0x07);
+    this->data(0xA5);  // check byte
+  }
+
+ protected:
+  int get_width_internal() override;
+
+  int get_height_internal() override;
+};
+
 class WaveshareEPaper7P5In : public WaveshareEPaper {
  public:
   void initialize() override;