Add ILI9341 support for HELTEC v2, untested

Heltec_v2_GPS_ILI9341.cfg

@@ -0,0 +1,73 @@
+#define DEFAULT_AcftType        1          // [0..15] default aircraft-type: glider
+#define DEFAULT_GeoidSepar     40          // [m]
+#define DEFAULT_CONbaud    115200
+#define DEFAULT_PPSdelay      100
+#define DEFAULT_FreqPlan        0
+
+#define WITH_HELTEC_V2                        // HELTEC module: PCB LED on GPI025
+// #define WITH_HELTEC                        // HELTEC module: PCB LED on GPI025
+// #define WITH_TTGO                          // TTGO module: PCB LED on GPIO2, GPIO25 free to use as DAC2 output
+// #define WITH_TBEAM                          // T-Beam module
+// #define WITH_TBEAM_V10                      // T-Beam module
+// #define WITH_M5_JACEK                         // JACEK M5 ESP32 OGN-Tracker
+// #define WITH_FollowMe                         // by Avionix
+
+#define WITH_ILI9341                        // 320x240 M5stack
+// #define WITH_ST7789                         // IPS 240x240 ST7789
+// #define WITH_TFT_LCD                       // TFT LCD
+// #define WITH_OLED                          // OLED display on the I2C: some TTGO modules are without OLED display
+// #define WITH_OLED2                         // 2nd OLED display, I2C address next higher
+// #define WITH_U8G2_OLED                     // I2C OLED through the U8g2 library
+// #define WITH_U8G2_SH1106
+// #define WITH_U8G2_LISTS                    // displays various lists, like Relay, Lookout,
+
+#define WITH_RFM95                         // RF chip selection:  both HELTEC and TTGO use sx1276 which is same as RFM95
+
+// #define WITH_SLEEP                         // with software sleep mode controlled by the long-press on the button
+// #define WITH_LONGPRESS_SLEEP
+
+// #define WITH_AXP                           // with AXP192 power controller (T-BEAM V1.0)
+// #define WITH_BQ                            // with BQ24295  power controller (FollowMe)
+
+// #define WITH_LED_RX
+// #define WITH_LED_TX
+
+// #define WITH_GPS_ENABLE                    // use GPS_ENABLE control line to turn the GPS ON/OFF
+#define WITH_GPS_PPS                       // use the PPS signal from GPS for precise time-sync.
+#define WITH_GPS_CONFIG                    // attempt to configure higher GPS baud rate and airborne mode
+
+#define WITH_GPS_UBX                       // GPS understands UBX
+// #define WITH_GPS_MTK                       // GPS understands MTK
+// #define WITH_GPS_SRF
+// #define WITH_MAVLINK
+
+// #define WITH_GPS_UBX_PASS                  // to pass directly UBX packets to/from GPS
+// #define WITH_GPS_NMEA_PASS                  // to pass directly NMEA to/from GPS
+
+// #define WITH_BMP180                        // BMP180 pressure sensor
+// #define WITH_BMP280                        // BMP280 pressure sensor
+#define WITH_BME280                        // BMP280 with humidity (but still works with BMP280)
+// #define WITH_MS5607                        // MS5607 pressure sensor
+
+#define WITH_PFLAA                         // PFLAU and PFLAA for compatibility with XCsoar and LK8000
+// #define WITH_POGNT
+#define WITH_LOOKOUT
+
+#define WITH_CONFIG                        // interpret the console input: $POGNS to change parameters
+
+// #define WITH_BEEPER                        // with digital buzzer
+// #define WITH_SOUND                         // with analog sound produced by DAC on pin 25
+
+// #define WITH_KNOB
+// #define WITH_VARIO
+
+// #define WITH_SD                            // use the SD card in SPI mode and FAT file system
+#define WITH_SPIFFS                        // use SPIFFS file system in Flash
+#define WITH_LOG                           // log own positions and other received to SPIFFS and possibly to uSD
+
+#define WITH_BT_SPP                        // Bluetooth serial port for smartphone/tablet link
+// #define WITH_WIFI                          // attempt to connect to the wifi router for uploading the log files
+// #define WITH_SPIFFS_LOG                    // log transmitted and received packets to SPIFFS
+
+// #define WITH_ENCRYPT                       // Encrypt (optionally) the position
+

main/hal.cpp

@@ -1840,15 +1840,23 @@ void IO_Configuration(void)
   LCD_Start();
 #endif
 
-#ifdef WITH_ILI9341             // M5stack configuration
+#ifdef WITH_ILI9341             // M5stack or HELTEC configuration
 #define LCD_SPI_SPEED 26000000  // [Hz]
 #define LCD_SPI_MODE         0  //
+#ifdef WITH_HELTEC_V2
+  LCD_PIN_CS   = GPIO_NUM_23;
+  LCD_PIN_DC   = GPIO_NUM_17;
+  LCD_PIN_RST  = GPIO_NUM_NC;
+  LCD_PIN_BCKL = GPIO_NUM_12;
+#endif
+#ifdef WITH_M5_JACEK
   LCD_PIN_CS   = GPIO_NUM_14;   //
   LCD_PIN_DC   = GPIO_NUM_27;   // D/C: Command = 0, Data = 1
   LCD_PIN_RST  = GPIO_NUM_33;   //
   LCD_PIN_BCKL = GPIO_NUM_32;   // back-light: HIGH active
+#endif
   LCD_WIDTH=320; LCD_HEIGHT=240;
-  LCD_TYPE = 1;
+  LCD_TYPE = 1;                 // 1 = ILI9341
   LCD_Init(RFM_SPI_HOST, LCD_SPI_MODE, LCD_SPI_SPEED);
   LCD_Start();
 #endif