Merge pull request meshtastic#3544 from garethhcoleman/unphone

New device unPhone using HX8357D LCD and XPT2046 touchscreen

src/graphics/Screen.cpp

@@ -528,7 +528,7 @@ static void drawNodes(OLEDDisplay *display, int16_t x, int16_t y, const NodeStat
 {
     char usersString[20];
     snprintf(usersString, sizeof(usersString), "%d/%d", nodeStatus->getNumOnline(), nodeStatus->getNumTotal());
-#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS)) &&                                \
+#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || defined(HX8357_CS)) &&          \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
     display->drawFastImage(x, y + 3, 8, 8, imgUser);
 #else
@@ -955,7 +955,7 @@ Screen::Screen(ScanI2C::DeviceAddress address, meshtastic_Config_DisplayConfig_O
 #elif defined(USE_SSD1306)
     dispdev = new SSD1306Wire(address.address, -1, -1, geometry,
                               (address.port == ScanI2C::I2CPort::WIRE1) ? HW_I2C::I2C_TWO : HW_I2C::I2C_ONE);
-#elif defined(ST7735_CS) || defined(ILI9341_DRIVER) || defined(ST7789_CS) || defined(RAK14014)
+#elif defined(ST7735_CS) || defined(ILI9341_DRIVER) || defined(ST7789_CS) || defined(RAK14014) || defined(HX8357_CS)
     dispdev = new TFTDisplay(address.address, -1, -1, geometry,
                              (address.port == ScanI2C::I2CPort::WIRE1) ? HW_I2C::I2C_TWO : HW_I2C::I2C_ONE);
 #elif defined(USE_EINK) && !defined(USE_EINK_DYNAMICDISPLAY)
@@ -1101,7 +1101,7 @@ void Screen::setup()
     // Standard behaviour is to FLIP the screen (needed on T-Beam). If this config item is set, unflip it, and thereby logically
     // flip it. If you have a headache now, you're welcome.
     if (!config.display.flip_screen) {
-#if defined(ST7735_CS) || defined(ILI9341_DRIVER) || defined(ST7789_CS) || defined(RAK14014)
+#if defined(ST7735_CS) || defined(ILI9341_DRIVER) || defined(ST7789_CS) || defined(RAK14014) || defined(HX8357_CS)
         static_cast<TFTDisplay *>(dispdev)->flipScreenVertically();
 #else
         dispdev->flipScreenVertically();
@@ -1686,7 +1686,7 @@ void DebugInfo::drawFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int16
 #ifdef ARCH_ESP32
         if (millis() - storeForwardModule->lastHeartbeat >
             (storeForwardModule->heartbeatInterval * 1200)) { // no heartbeat, overlap a bit
-#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS)) &&                                \
+#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || defined(HX8357_CS)) &&          \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
             display->drawFastImage(x + SCREEN_WIDTH - 14 - display->getStringWidth(ourId), y + 3 + FONT_HEIGHT_SMALL, 12, 8,
                                    imgQuestionL1);
@@ -1697,7 +1697,7 @@ void DebugInfo::drawFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int16
                                    imgQuestion);
 #endif
         } else {
-#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS)) &&                                \
+#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || defined(HX8357_CS)) &&          \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
             display->drawFastImage(x + SCREEN_WIDTH - 18 - display->getStringWidth(ourId), y + 3 + FONT_HEIGHT_SMALL, 16, 8,
                                    imgSFL1);
@@ -1711,7 +1711,8 @@ void DebugInfo::drawFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int16
 #endif
     } else {
         // TODO: Raspberry Pi supports more than just the one screen size
-#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || ARCH_PORTDUINO) &&              \
+#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || defined(HX8357_CS) ||           \
+     ARCH_PORTDUINO) &&                                                                                                          \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
         display->drawFastImage(x + SCREEN_WIDTH - 14 - display->getStringWidth(ourId), y + 3 + FONT_HEIGHT_SMALL, 12, 8,
                                imgInfoL1);
@@ -1974,4 +1975,4 @@ int Screen::handleInputEvent(const InputEvent *event)
 } // namespace graphics
 #else
 graphics::Screen::Screen(ScanI2C::DeviceAddress, meshtastic_Config_DisplayConfig_OledType, OLEDDISPLAY_GEOMETRY) {}
-#endif // HAS_SCREEN
+#endif // HAS_SCREEN

src/graphics/ScreenFonts.h

@@ -8,7 +8,7 @@
 #include "graphics/fonts/OLEDDisplayFontsUA.h"
 #endif
 
-#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS)) &&                                \
+#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || defined(HX8357_CS)) &&          \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
 // The screen is bigger so use bigger fonts
 #define FONT_SMALL ArialMT_Plain_16  // Height: 19

src/graphics/TFTDisplay.cpp

@@ -402,9 +402,95 @@ class LGFX : public lgfx::LGFX_Device
 };
 
 static LGFX *tft = nullptr;
+
+#elif defined(HX8357_CS)
+#include <LovyanGFX.hpp> // Graphics and font library for HX8357 driver chip
+
+class LGFX : public lgfx::LGFX_Device
+{
+    lgfx::Panel_HX8357D _panel_instance;
+    lgfx::Bus_SPI _bus_instance;
+#if defined(USE_XPT2046)
+    lgfx::ITouch *_touch_instance;
+// lgfx::Touch_XPT2046 _touch_instance;
 #endif
 
-#if defined(ST7735_CS) || defined(ST7789_CS) || defined(ILI9341_DRIVER) || defined(RAK14014) ||                                  \
+  public:
+    LGFX(void)
+    {
+        // Panel_HX8357D
+        {
+            // configure SPI
+            auto cfg = _bus_instance.config();
+
+            cfg.spi_host = HX8357_SPI_HOST;
+            cfg.spi_mode = 0;
+            cfg.freq_write = SPI_FREQUENCY; // SPI clock for transmission (up to 80MHz, rounded to the value obtained by dividing
+                                            // 80MHz by an integer)
+            cfg.freq_read = SPI_READ_FREQUENCY; // SPI clock when receiving
+            cfg.spi_3wire = false;              // Set to true if reception is done on the MOSI pin
+            cfg.use_lock = true;                // Set to true to use transaction locking
+            cfg.dma_channel = SPI_DMA_CH_AUTO;  // SPI_DMA_CH_AUTO; // Set DMA channel to use (0=not use DMA / 1=1ch / 2=ch /
+                                                // SPI_DMA_CH_AUTO=auto setting)
+            cfg.pin_sclk = HX8357_SCK;          // Set SPI SCLK pin number
+            cfg.pin_mosi = HX8357_MOSI;         // Set SPI MOSI pin number
+            cfg.pin_miso = HX8357_MISO;         // Set SPI MISO pin number (-1 = disable)
+            cfg.pin_dc = HX8357_RS;             // Set SPI DC pin number (-1 = disable)
+
+            _bus_instance.config(cfg);              // applies the set value to the bus.
+            _panel_instance.setBus(&_bus_instance); // set the bus on the panel.
+        }
+        {
+            // Set the display panel control.
+            auto cfg = _panel_instance.config(); // Gets a structure for display panel settings.
+
+            cfg.pin_cs = HX8357_CS;     // Pin number where CS is connected (-1 = disable)
+            cfg.pin_rst = HX8357_RESET; // Pin number where RST is connected  (-1 = disable)
+            cfg.pin_busy = HX8357_BUSY; // Pin number where BUSY is connected (-1 = disable)
+
+            cfg.panel_width = TFT_WIDTH;               // actual displayable width
+            cfg.panel_height = TFT_HEIGHT;             // actual displayable height
+            cfg.offset_x = TFT_OFFSET_X;               // Panel offset amount in X direction
+            cfg.offset_y = TFT_OFFSET_Y;               // Panel offset amount in Y direction
+            cfg.offset_rotation = TFT_OFFSET_ROTATION; // Rotation direction value offset 0~7 (4~7 is upside down)
+            cfg.dummy_read_pixel = 8;                  // Number of bits for dummy read before pixel readout
+            cfg.dummy_read_bits = 1;                   // Number of bits for dummy read before non-pixel data read
+            cfg.readable = true;                       // Set to true if data can be read
+            cfg.invert = TFT_INVERT;                   // Set to true if the light/darkness of the panel is reversed
+            cfg.rgb_order = false;                     // Set to true if the panel's red and blue are swapped
+            cfg.dlen_16bit = false;
+            cfg.bus_shared = true; // If the bus is shared with the SD card, set to true (bus control with drawJpgFile etc.)
+
+            _panel_instance.config(cfg);
+        }
+#if defined(USE_XPT2046)
+        {
+            // Configure settings for touch control.
+            _touch_instance = new lgfx::Touch_XPT2046;
+            auto touch_cfg = _touch_instance->config();
+
+            touch_cfg.pin_cs = TOUCH_CS;
+            touch_cfg.x_min = 0;
+            touch_cfg.x_max = TFT_HEIGHT - 1;
+            touch_cfg.y_min = 0;
+            touch_cfg.y_max = TFT_WIDTH - 1;
+            touch_cfg.pin_int = -1;
+            touch_cfg.bus_shared = true;
+            touch_cfg.offset_rotation = 1;
+
+            _touch_instance->config(touch_cfg);
+            //_panel_instance->setTouch(_touch_instance);
+        }
+#endif
+        setPanel(&_panel_instance);
+    }
+};
+
+static LGFX *tft = nullptr;
+
+#endif
+
+#if defined(ST7735_CS) || defined(ST7789_CS) || defined(ILI9341_DRIVER) || defined(RAK14014) || defined(HX8357_CS) ||            \
     (ARCH_PORTDUINO && HAS_SCREEN != 0)
 #include "SPILock.h"
 #include "TFTDisplay.h"
@@ -487,7 +573,13 @@ void TFTDisplay::sendCommand(uint8_t com)
 #ifdef VTFT_CTRL
         digitalWrite(VTFT_CTRL, LOW);
 #endif
-
+#ifdef UNPHONE
+        Wire.beginTransmission(0x26);
+        Wire.write(0x02);
+        Wire.write(0x04); // Backlight on
+        Wire.write(0x22); // G&B LEDs off
+        Wire.endTransmission();
+#endif
 #ifdef RAK14014
 #elif !defined(M5STACK)
         tft->setBrightness(172);
@@ -514,6 +606,13 @@ void TFTDisplay::sendCommand(uint8_t com)
 #ifdef VTFT_CTRL
         digitalWrite(VTFT_CTRL, HIGH);
 #endif
+#ifdef UNPHONE
+        Wire.beginTransmission(0x26);
+        Wire.write(0x02);
+        Wire.write(0x00); // Backlight off
+        Wire.write(0x22); // G&B LEDs off
+        Wire.endTransmission();
+#endif
 #ifdef RAK14014
 #elif !defined(M5STACK)
         tft->setBrightness(0);
@@ -585,6 +684,14 @@ bool TFTDisplay::connect()
     pinMode(ST7735_BL_V05, OUTPUT);
     digitalWrite(ST7735_BL_V05, TFT_BACKLIGHT_ON);
 #endif
+#ifdef UNPHONE
+    Wire.beginTransmission(0x26);
+    Wire.write(0x02);
+    Wire.write(0x04); // Backlight on
+    Wire.write(0x22); // G&B LEDs off
+    Wire.endTransmission();
+    LOG_INFO("Power to TFT Backlight\n");
+#endif
 
     tft->init();
 
@@ -606,4 +713,4 @@ bool TFTDisplay::connect()
     return true;
 }
 
-#endif
+#endif

src/graphics/images.h

@@ -14,7 +14,8 @@ const uint8_t imgUser[] PROGMEM = {0x3C, 0x42, 0x99, 0xA5, 0xA5, 0x99, 0x42, 0x3
 const uint8_t imgPositionEmpty[] PROGMEM = {0x20, 0x30, 0x28, 0x24, 0x42, 0xFF};
 const uint8_t imgPositionSolid[] PROGMEM = {0x20, 0x30, 0x38, 0x3C, 0x7E, 0xFF};
 
-#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || ARCH_PORTDUINO) &&              \
+#if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7735_CS) || defined(ST7789_CS) || defined(HX8357_CS) ||           \
+     ARCH_PORTDUINO) &&                                                                                                          \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
 const uint8_t imgQuestionL1[] PROGMEM = {0xff, 0x01, 0x01, 0x32, 0x7b, 0x49, 0x49, 0x6f, 0x26, 0x01, 0x01, 0xff};
 const uint8_t imgQuestionL2[] PROGMEM = {0x0f, 0x08, 0x08, 0x08, 0x06, 0x0f, 0x0f, 0x06, 0x08, 0x08, 0x08, 0x0f};
@@ -30,4 +31,4 @@ const uint8_t imgQuestion[] PROGMEM = {0xbf, 0x41, 0xc0, 0x8b, 0xdb, 0x70, 0xa1,
 const uint8_t imgSF[] PROGMEM = {0xd2, 0xb7, 0xad, 0xbb, 0x92, 0x01, 0xfd, 0xfd, 0x15, 0x85, 0xf5};
 #endif
 
-#include "img/icon.xbm"
+#include "img/icon.xbm"

src/main.cpp

@@ -589,6 +589,20 @@ void setup()
     if (config.display.oled != meshtastic_Config_DisplayConfig_OledType_OLED_AUTO)
         screen_model = config.display.oled;
 
+#ifdef UNPHONE
+    // initialise IO expander with pinmodes
+    Wire.beginTransmission(0x26);
+    Wire.write(0x06);
+    Wire.write(0x7A);
+    Wire.write(0xDD);
+    Wire.endTransmission();
+    Wire.beginTransmission(0x26);
+    Wire.write(0x02);
+    Wire.write(0x04); // Backlight on
+    Wire.write(0x22); // G&B LEDs off
+    Wire.endTransmission();
+#endif
+
 #if defined(USE_SH1107)
     screen_model = meshtastic_Config_DisplayConfig_OledType_OLED_SH1107; // set dimension of 128x128
     display_geometry = GEOMETRY_128_128;
@@ -686,7 +700,7 @@ void setup()
 
 // Don't call screen setup until after nodedb is setup (because we need
 // the current region name)
-#if defined(ST7735_CS) || defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7789_CS)
+#if defined(ST7735_CS) || defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ST7789_CS) || defined(HX8357_CS)
     screen->setup();
 #elif defined(ARCH_PORTDUINO)
     if (screen_found.port != ScanI2C::I2CPort::NO_I2C || settingsMap[displayPanel]) {
@@ -986,4 +1000,4 @@ void loop()
         mainDelay.delay(delayMsec);
     }
     // if (didWake) LOG_DEBUG("wake!\n");
-}
+}

src/platform/esp32/architecture.h

@@ -135,6 +135,8 @@
 #define HW_VENDOR meshtastic_HardwareModel_CHATTER_2
 #elif defined(STATION_G2)
 #define HW_VENDOR meshtastic_HardwareModel_STATION_G2
+#elif defined(UNPHONE)
+#define HW_VENDOR meshtastic_HardwareModel_UNPHONE
 #endif
 
 // -----------------------------------------------------------------------------
@@ -157,4 +159,4 @@
 #define LORA_CS 18
 #endif
 
-#define SERIAL0_RX_GPIO 3 // Always GPIO3 on ESP32 // FIXME: may be different on ESP32-S3, etc.
+#define SERIAL0_RX_GPIO 3 // Always GPIO3 on ESP32 // FIXME: may be different on ESP32-S3, etc.

variants/unphone/platformio.ini

@@ -0,0 +1,16 @@
+[env:unphone]
+;build_type = debug ; to make it possible to step through our jtag debugger 
+extends = esp32s3_base
+board_level = extra
+board = unphone9
+upload_speed = 921600
+monitor_speed = 115200
+monitor_filters = esp32_exception_decoder
+
+build_flags = ${esp32_base.build_flags}
+  -D UNPHONE
+  -D BOARD_HAS_PSRAM
+  -I variants/unphone
+
+lib_deps = ${esp32s3_base.lib_deps}
+  lovyan03/LovyanGFX@^1.1.8

variants/unphone/variant.h

@@ -0,0 +1,61 @@
+#define SPI_SCK 39
+#define SPI_MOSI 40
+#define SPI_MISO 41
+
+// We use the RFM95W LoRa module
+#define USE_RF95
+#define LORA_SCK SPI_SCK
+#define LORA_MOSI SPI_MOSI
+#define LORA_MISO SPI_MISO
+#define LORA_CS 44
+#define LORA_DIO0 10 // AKA LORA_IRQ
+#define LORA_RESET 42
+#define LORA_DIO1 11
+#define LORA_DIO2 RADIOLIB_NC // Not really used
+
+// HX8357 TFT LCD
+#define HX8357_CS 48
+#define HX8357_RS 47 // AKA DC
+#define HX8357_RESET 46
+#define HX8357_SCK SPI_SCK
+#define HX8357_MOSI SPI_MOSI
+#define HX8357_MISO SPI_MISO
+#define HX8357_BUSY -1
+#define HX8357_SPI_HOST SPI2_HOST
+#define SPI_FREQUENCY 40000000
+#define SPI_READ_FREQUENCY 16000000
+#define TFT_HEIGHT 480
+#define TFT_WIDTH 320
+#define TFT_OFFSET_X 0
+#define TFT_OFFSET_Y 0
+#define TFT_OFFSET_ROTATION 6 // the unPhone's screen is wired unusually, 0 is typical value here
+#define TFT_INVERT false
+#define SCREEN_ROTATE true
+#define SCREEN_TRANSITION_FRAMERATE 5
+
+#define HAS_TOUCHSCREEN 1
+#define USE_XPT2046 1
+#define TOUCH_CS 38
+
+#define HAS_GPS 0 // the unphone doesn't have a gps module
+#undef GPS_RX_PIN
+#undef GPS_TX_PIN
+
+#define HAS_SDCARD 1
+#define SDCARD_CS 43
+
+#define LED_PIN 13 // the red part of the RGB LED
+#define LED_INVERTED 1
+
+#define BUTTON_PIN 21      // Button 3 - square - top button in landscape mode
+#define BUTTON_NEED_PULLUP // we do need a helping hand up
+
+#define I2C_SDA 3 // I2C pins for this board
+#define I2C_SCL 4
+
+// ratio of voltage divider = 3.20 (R1=100k, R2=220k)
+// #define ADC_MULTIPLIER 3.2
+
+// #define BATTERY_PIN 13 // A battery voltage measurement pin, voltage divider connected here to measure battery voltage
+// #define ADC_CHANNEL ADC2_GPIO13_CHANNEL
+// #define BAT_MEASURE_ADC_UNIT 2