added correct handling for waveshare and despi-c02 driver boards

platformio/include/config.h

@@ -33,6 +33,11 @@
 // #define DISP_7C_F
 // #define DISP_BW_V1
 
+// E-PAPER DRIVER BOARD
+// Uncomment the macro that identifies your driver board hardware.
+#define DRIVER_DESPI_C02
+// #define DRIVER_WAVESHARE
+
 // 3 COLOR E-INK ACCENT COLOR
 // Defines the 3rd color to be used when a 3+ color display is selected.
 #if defined(DISP_3C_B) || defined(DISP_7C_F)
@@ -287,6 +292,10 @@ extern const unsigned long VERY_LOW_BATTERY_SLEEP_INTERVAL;
       ^ defined(DISP_BW_V1))
   #error Invalid configuration. Exactly one display panel must be selected.
 #endif
+#if !(  defined(DRIVER_WAVESHARE) \
+      ^ defined(DRIVER_DESPI_C02))
+  #error Invalid configuration. Exactly one driver board must be selected.
+#endif
 #if !(defined(LOCALE))
   #error Invalid configuration. Locale not selected.
 #endif

platformio/src/renderer.cpp

@@ -226,11 +226,18 @@ void initDisplay()
 {
   pinMode(PIN_EPD_PWR, OUTPUT);
   digitalWrite(PIN_EPD_PWR, HIGH);
+#ifdef DRIVER_WAVESHARE
   display.init(115200, true, 2, false);
+  // remap spi for waveshare
+  SPI.end();
   SPI.begin(PIN_EPD_SCK,
             PIN_EPD_MISO,
             PIN_EPD_MOSI,
             PIN_EPD_CS);
+#endif
+#ifdef DRIVER_DESPI_C02
+  display.init(115200, true, 10, false);
+#endif
 
   display.setRotation(0);
   display.setTextSize(1);
@@ -246,7 +253,8 @@ void initDisplay()
  */
 void powerOffDisplay()
 {
-  display.powerOff();
+  display.hibernate(); // turns powerOff() and sets controller to deep sleep for
+                       // minimum power use
   digitalWrite(PIN_EPD_PWR, LOW);
   return;
 } // end initDisplay