Add 7.5inch v2 waveshare (#1077)

* Added 7.5inchV2

* Added 7.5inV2

* Added 7.5inch_V2

* fixed Display function

* Inverted bytecode

Added ~() to invert the bytecode and make the screen look black text on white background

* Hoping to keep Travis happy with blank lines

* more travis hacking

* travis happy?

* wow

* gfhj

esphome/components/waveshare_epaper/display.py

@@ -16,6 +16,7 @@ WaveshareEPaper2P9InB = waveshare_epaper_ns.class_('WaveshareEPaper2P9InB', Wave
 WaveshareEPaper4P2In = waveshare_epaper_ns.class_('WaveshareEPaper4P2In', WaveshareEPaper)
 WaveshareEPaper5P8In = waveshare_epaper_ns.class_('WaveshareEPaper5P8In', WaveshareEPaper)
 WaveshareEPaper7P5In = waveshare_epaper_ns.class_('WaveshareEPaper7P5In', WaveshareEPaper)
+WaveshareEPaper7P5InV2 = waveshare_epaper_ns.class_('WaveshareEPaper7P5InV2', WaveshareEPaper)
 
 WaveshareEPaperTypeAModel = waveshare_epaper_ns.enum('WaveshareEPaperTypeAModel')
 WaveshareEPaperTypeBModel = waveshare_epaper_ns.enum('WaveshareEPaperTypeBModel')
@@ -31,6 +32,7 @@ MODELS = {
     '4.20in': ('b', WaveshareEPaper4P2In),
     '5.83in': ('b', WaveshareEPaper5P8In),
     '7.50in': ('b', WaveshareEPaper7P5In),
+    '7.50inV2': ('b', WaveshareEPaper7P5InV2),
 }
 
 

esphome/components/waveshare_epaper/waveshare_epaper.cpp

@@ -751,63 +751,51 @@ void WaveshareEPaper5P8In::dump_config() {
   LOG_PIN("  Busy Pin: ", this->busy_pin_);
   LOG_UPDATE_INTERVAL(this);
 }
-
 void WaveshareEPaper7P5In::initialize() {
   // COMMAND POWER SETTING
   this->command(0x01);
   this->data(0x37);
   this->data(0x00);
-
   // COMMAND PANEL SETTING
   this->command(0x00);
   this->data(0xCF);
   this->data(0x0B);
-
   // COMMAND BOOSTER SOFT START
   this->command(0x06);
   this->data(0xC7);
   this->data(0xCC);
   this->data(0x28);
-
   // COMMAND POWER ON
   this->command(0x04);
   this->wait_until_idle_();
   delay(10);
-
   // COMMAND PLL CONTROL
   this->command(0x30);
   this->data(0x3C);
-
   // COMMAND TEMPERATURE SENSOR CALIBRATION
   this->command(0x41);
   this->data(0x00);
-
   // COMMAND VCOM AND DATA INTERVAL SETTING
   this->command(0x50);
   this->data(0x77);
-
   // COMMAND TCON SETTING
   this->command(0x60);
   this->data(0x22);
-
   // COMMAND RESOLUTION SETTING
   this->command(0x61);
   this->data(0x02);
   this->data(0x80);
   this->data(0x01);
   this->data(0x80);
-
   // COMMAND VCM DC SETTING REGISTER
   this->command(0x82);
   this->data(0x1E);
-
   this->command(0xE5);
   this->data(0x03);
 }
 void HOT WaveshareEPaper7P5In::display() {
   // COMMAND DATA START TRANSMISSION 1
   this->command(0x10);
-
   this->start_data_();
   for (size_t i = 0; i < this->get_buffer_length_(); i++) {
     uint8_t temp1 = this->buffer_[i];
@@ -817,7 +805,6 @@ void HOT WaveshareEPaper7P5In::display() {
         temp2 = 0x03;
       else
         temp2 = 0x00;
-
       temp2 <<= 4;
       temp1 <<= 1;
       j++;
@@ -828,11 +815,9 @@ void HOT WaveshareEPaper7P5In::display() {
       temp1 <<= 1;
       this->write_byte(temp2);
     }
-
     App.feed_wdt();
   }
   this->end_data_();
-
   // COMMAND DISPLAY REFRESH
   this->command(0x12);
 }
@@ -846,6 +831,62 @@ void WaveshareEPaper7P5In::dump_config() {
   LOG_PIN("  Busy Pin: ", this->busy_pin_);
   LOG_UPDATE_INTERVAL(this);
 }
+void WaveshareEPaper7P5InV2::initialize() {
+  // COMMAND POWER SETTING
+  this->command(0x01);
+  this->data(0x07);
+  this->data(0x07);
+  this->data(0x3f);
+  this->data(0x3f);
+  this->command(0x04);
 
+  delay(100);  // NOLINT
+  this->wait_until_idle_();
+  // COMMAND PANEL SETTING
+  this->command(0x00);
+  this->data(0x1F);
+
+  // COMMAND RESOLUTION SETTING
+  this->command(0x61);
+  this->data(0x03);
+  this->data(0x20);
+  this->data(0x01);
+  this->data(0xE0);
+  // COMMAND ...?
+  this->command(0x15);
+  this->data(0x00);
+  // COMMAND VCOM AND DATA INTERVAL SETTING
+  this->command(0x50);
+  this->data(0x10);
+  this->data(0x07);
+  // COMMAND TCON SETTING
+  this->command(0x60);
+  this->data(0x22);
+}
+void HOT WaveshareEPaper7P5InV2::display() {
+  uint32_t buf_len = this->get_buffer_length_();
+  // COMMAND DATA START TRANSMISSION NEW DATA
+  this->command(0x13);
+  delay(2);
+  for (uint32_t i = 0; i < buf_len; i++) {
+    this->data(~(this->buffer_[i]));
+  }
+
+  // COMMAND DISPLAY REFRESH
+  this->command(0x12);
+  delay(100);  // NOLINT
+  this->wait_until_idle_();
+}
+
+int WaveshareEPaper7P5InV2::get_width_internal() { return 800; }
+int WaveshareEPaper7P5InV2::get_height_internal() { return 480; }
+void WaveshareEPaper7P5InV2::dump_config() {
+  LOG_DISPLAY("", "Waveshare E-Paper", this);
+  ESP_LOGCONFIG(TAG, "  Model: 7.5inV2");
+  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);
+}
 }  // namespace waveshare_epaper
 }  // namespace esphome

esphome/components/waveshare_epaper/waveshare_epaper.h

@@ -105,6 +105,7 @@ enum WaveshareEPaperTypeBModel {
   WAVESHARE_EPAPER_2_7_IN = 0,
   WAVESHARE_EPAPER_4_2_IN,
   WAVESHARE_EPAPER_7_5_IN,
+  WAVESHARE_EPAPER_7_5_INV2,
 };
 
 class WaveshareEPaper2P7In : public WaveshareEPaper {
@@ -236,5 +237,28 @@ class WaveshareEPaper7P5In : public WaveshareEPaper {
   int get_height_internal() override;
 };
 
+class WaveshareEPaper7P5InV2 : public WaveshareEPaper {
+ public:
+  void initialize() override;
+
+  void display() override;
+
+  void dump_config() override;
+
+  void deep_sleep() override {
+    // 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;
+};
+
 }  // namespace waveshare_epaper
 }  // namespace esphome