Added compatibility with LilyGo T-Deck-Pro V1.1

src/detect/ScanI2C.h

@@ -88,7 +88,8 @@ class ScanI2C
         BH1750,
         DA217,
         CHSC6X,
-        CST226SE
+        CST226SE,
+        CST3530,
     } DeviceType;
 
     // typedef uint8_t DeviceAddress;

src/detect/ScanI2CTwoWire.cpp

@@ -508,8 +508,33 @@ void ScanI2CTwoWire::scanPort(I2CPort port, uint8_t *address, uint8_t asize)
                 SCAN_SIMPLE_CASE(DFROBOT_RAIN_ADDR, DFROBOT_RAIN, "DFRobot Rain Gauge", (uint8_t)addr.address);
                 SCAN_SIMPLE_CASE(LTR390UV_ADDR, LTR390UV, "LTR390UV", (uint8_t)addr.address);
                 SCAN_SIMPLE_CASE(PCT2075_ADDR, PCT2075, "PCT2075", (uint8_t)addr.address);
+
             case CST328_ADDR:
-                // Do we have the CST328 or the CST226SE
+                // Do we have the CST328 or the CST226SE,CST3530
+                {
+                    // T-Deck pro V1.1 new touch panel use CST3530
+                    int retry = 5;
+                    while(retry--) {
+                        uint8_t buffer[7];
+                        uint8_t r_cmd[] = {0x0d0,0x03,0x00,0x00};
+                        i2cBus->beginTransmission(addr.address);
+                        i2cBus->write(r_cmd, sizeof(r_cmd));
+                        if(i2cBus->endTransmission() == 0){
+                            i2cBus->requestFrom((int)addr.address,7);
+                            i2cBus->readBytes(buffer,7);
+                            if(buffer[2] == 0xCA && buffer[3] == 0xCA){
+                                logFoundDevice("CST3530", (uint8_t)addr.address);
+                                type = CST3530;
+                                break;
+                            }
+                        }
+                        uint8_t cmd1[] = {0xD0,0x00,0x04,0x00};
+                        i2cBus->beginTransmission(addr.address);
+                        i2cBus->write(cmd1, sizeof(cmd1));
+                        i2cBus->endTransmission();
+                        delay(50);
+                    }
+                }
                 registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0xAB), 1);
                 if (registerValue == 0xA9) {
                     type = CST226SE;

src/graphics/EInkDisplay2.cpp

@@ -104,8 +104,11 @@ bool EInkDisplay::forceDisplay(uint32_t msecLimit)
 // End the update process - virtual method, overriden in derived class
 void EInkDisplay::endUpdate()
 {
+#ifndef EINK_NOT_HIBERNATE
     // Power off display hardware, then deep-sleep (Except Wireless Paper V1.1, no deep-sleep)
     adafruitDisplay->hibernate();
+#endif
+
 }
 
 // Write the buffer to the display memory

src/main.cpp

@@ -413,6 +413,10 @@ void setup()
     digitalWrite(SDCARD_CS, HIGH);
     pinMode(PIN_EINK_CS, OUTPUT);
     digitalWrite(PIN_EINK_CS, HIGH);
+    pinMode(PIN_EINK_RES, OUTPUT);
+    digitalWrite(PIN_EINK_RES, HIGH);
+    pinMode(CST328_PIN_RST, OUTPUT);
+    digitalWrite(CST328_PIN_RST, HIGH);
 #elif defined(T_LORA_PAGER)
     pinMode(LORA_CS, OUTPUT);
     digitalWrite(LORA_CS, HIGH);

src/platform/extra_variants/t_deck_pro/variant.cpp

@@ -8,20 +8,126 @@
 
 CSE_CST328 tsPanel = CSE_CST328(EINK_WIDTH, EINK_HEIGHT, &Wire, CST328_PIN_RST, CST328_PIN_INT);
 
+static bool is_cst3530 = false;
+volatile bool touch_isr = false;
+#define CST3530_ADDR        0x1A
+
+bool read_cst3530_touch(int16_t *x, int16_t *y) {
+    uint8_t buffer[9] = {0};
+    uint8_t r_cmd[] = {0xD0, 0x07, 0x00, 0x00};
+    uint8_t clear_cmd[] = {0xD0, 0x00, 0x02, 0xAB}; 
+
+    Wire.beginTransmission(CST3530_ADDR);
+    Wire.write(r_cmd, sizeof(r_cmd));
+    if (Wire.endTransmission() != 0) {
+        LOG_DEBUG("CST3530 I2C send addr failed");
+        return false;
+    }
+
+    int read_len = Wire.requestFrom((int)CST3530_ADDR, sizeof(buffer));
+    if (read_len != sizeof(buffer)) {
+        LOG_DEBUG("CST3530 read len error: %d (expect 9)", read_len);
+        return false;
+    }
+    int actual_read = Wire.readBytes(buffer, sizeof(buffer));
+    if (actual_read != sizeof(buffer)) {
+        LOG_DEBUG("CST3530 read bytes error: %d (expect 9)", actual_read);
+        return false;
+    }
+
+    uint8_t report_typ = buffer[2];
+    if (report_typ != 0xFF) {
+        return false;
+    }
+
+    uint8_t touch_points = buffer[3] & 0x0F;
+    if (touch_points == 0 || touch_points > 1) { 
+        LOG_DEBUG("CST3530 touch points invalid: %d", touch_points);
+        return false;
+    }
+
+    *x = buffer[4] + ((uint16_t)(buffer[7] & 0x0F) << 8); 
+    *y = buffer[5] + ((uint16_t)(buffer[7] & 0xF0) << 4); 
+
+    // LOG_DEBUG("CST3530 touch: num:%d x=%d,y=%d", touch_points, *x, *y);
+
+    Wire.beginTransmission(CST3530_ADDR);
+    Wire.write(clear_cmd, sizeof(clear_cmd));
+    if (Wire.endTransmission() != 0) {
+        LOG_DEBUG("CST3530 clear cmd failed");
+    }
+
+    return true;
+}
+
 bool readTouch(int16_t *x, int16_t *y)
 {
-    if (tsPanel.getTouches()) {
-        *x = tsPanel.getPoint(0).x;
-        *y = tsPanel.getPoint(0).y;
-        return true;
+
+    if(is_cst3530){
+        if(touch_isr){
+            touch_isr = false;
+            return read_cst3530_touch(x, y);
+        }
+        return false;
+    }else{
+        if (tsPanel.getTouches()) {
+            *x = tsPanel.getPoint(0).x;
+            *y = tsPanel.getPoint(0).y;
+            return true;
+        }
     }
     return false;
 }
 
+
+static void touchInterruptHandler(){
+    touch_isr = true;
+}
+
 // T-Deck Pro specific init
 void lateInitVariant()
 {
-    tsPanel.begin();
+    // Reset touch
+    pinMode(CST328_PIN_RST, OUTPUT);
+    digitalWrite(CST328_PIN_RST, HIGH);
+    delay(20);
+    digitalWrite(CST328_PIN_RST, LOW);
+    delay(80);
+    digitalWrite(CST328_PIN_RST, HIGH);
+    delay(20);
+
+    int retry = 5;
+    uint8_t buffer[7];
+    uint8_t r_cmd[] = {0x0d0,0x03,0x00,0x00};
+
+    // Probe touch chip
+    while(retry--) {
+        Wire.beginTransmission(CST3530_ADDR);
+        Wire.write(r_cmd, sizeof(r_cmd));
+        if(Wire.endTransmission() == 0){
+            Wire.requestFrom((int)CST3530_ADDR,7);
+            Wire.readBytes(buffer,7);
+            if(buffer[2] == 0xCA && buffer[3] == 0xCA){
+                LOG_DEBUG("CST3530 detected");
+                is_cst3530 = true;
+
+                // The CST3530 will automatically enter sleep mode; 
+                // polling should not be used, but rather an interrupt method should be employed. 
+                pinMode(CST328_PIN_INT, INPUT);
+                attachInterrupt(digitalPinToInterrupt(CST328_PIN_INT), touchInterruptHandler, FALLING);
+
+                break;
+            }else{
+                LOG_DEBUG("CST3530 not response ~!");
+            }
+        }
+        uint8_t cmd1[] = {0xD0,0x00,0x04,0x00};
+        Wire.beginTransmission(CST3530_ADDR);
+        Wire.write(cmd1, sizeof(cmd1));
+        Wire.endTransmission();
+        delay(50);
+    }
+
     touchScreenImpl1 = new TouchScreenImpl1(EINK_WIDTH, EINK_HEIGHT, readTouch);
     touchScreenImpl1->init();
 }

variants/esp32s3/t-deck-pro-v1_1/pins_arduino.h

@@ -0,0 +1,19 @@
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <stdint.h>
+
+#define USB_VID 0x303a
+#define USB_PID 0x1001
+
+// used for keyboard, touch controller, beam sensor, and gyroscope
+static const uint8_t SDA = 13;
+static const uint8_t SCL = 14;
+
+// Default SPI will be mapped to Radio
+static const uint8_t SS = 3;
+static const uint8_t MOSI = 33;
+static const uint8_t MISO = 47;
+static const uint8_t SCK = 36;
+
+#endif /* Pins_Arduino_h */

variants/esp32s3/t-deck-pro-v1_1/platformio.ini

@@ -0,0 +1,41 @@
+[env:t-deck-pro-v1_1]
+custom_meshtastic_hw_model = 102
+custom_meshtastic_hw_model_slug = T_DECK_PRO
+custom_meshtastic_architecture = esp32-s3
+custom_meshtastic_actively_supported = true
+custom_meshtastic_support_level = 1
+custom_meshtastic_display_name = LILYGO T-Deck Pro
+custom_meshtastic_images = tdeck_pro.svg
+custom_meshtastic_tags = LilyGo
+custom_meshtastic_requires_dfu = true
+custom_meshtastic_partition_scheme = 16MB
+
+extends = esp32s3_base
+board = t-deck-pro
+board_check = true
+upload_protocol = esptool
+
+build_flags = 
+  ${esp32s3_base.build_flags} -I variants/esp32s3/t-deck-pro-v1_1
+  -D T_DECK_PRO
+  -D USE_EINK
+  -D EINK_DISPLAY_MODEL=GxEPD2_310_GDEQ031T10
+  -D EINK_WIDTH=240
+  -D EINK_HEIGHT=320
+  ;-D USE_EINK_DYNAMICDISPLAY            ; Enable Dynamic EInk
+  -D EINK_LIMIT_FASTREFRESH=10           ; How many consecutive fast-refreshes are permitted
+  -D EINK_LIMIT_GHOSTING_PX=2000        ; (Optional) How much image ghosting is tolerated
+  -D EINK_NOT_HIBERNATE                 ; Disable hibernate to avoid issues with elink
+
+lib_deps =
+  ${esp32s3_base.lib_deps}
+  # renovate: datasource=custom.pio depName=GxEPD2 packageName=zinggjm/library/GxEPD2
+  zinggjm/GxEPD2@1.6.5
+  # renovate: datasource=git-refs depName=CSE_Touch packageName=https://github.com/CIRCUITSTATE/CSE_Touch gitBranch=main
+  https://github.com/CIRCUITSTATE/CSE_Touch/archive/b44f23b6f870b848f1fbe453c190879bc6cfaafa.zip
+  # renovate: datasource=github-tags depName=CSE_CST328 packageName=CIRCUITSTATE/CSE_CST328
+  https://github.com/CIRCUITSTATE/CSE_CST328/archive/refs/tags/v0.0.4.zip
+  # renovate: datasource=git-refs depName=BQ27220 packageName=https://github.com/mverch67/BQ27220 gitBranch=main
+  https://github.com/mverch67/BQ27220/archive/07d92be846abd8a0258a50c23198dac0858b22ed.zip
+  # renovate: datasource=custom.pio depName=Adafruit DRV2605 packageName=adafruit/library/Adafruit DRV2605 Library
+  adafruit/Adafruit DRV2605 Library@1.2.4

variants/esp32s3/t-deck-pro-v1_1/variant.h

@@ -0,0 +1,106 @@
+// Display (E-Ink)
+#define PIN_EINK_CS 34
+#define PIN_EINK_BUSY 37
+#define PIN_EINK_DC 35
+#define PIN_EINK_RES 16
+#define PIN_EINK_SCLK 36
+#define PIN_EINK_MOSI 47
+#define TFT_BL  45      // option , default not backlight
+
+#define I2C_SDA SDA
+#define I2C_SCL SCL
+
+// CST328 touch screen (implementation in src/platform/extra_variants/t_deck_pro/variant.cpp)
+#define HAS_TOUCHSCREEN 1
+#define CST328_PIN_INT 12
+#define CST328_PIN_RST 38
+
+#define USE_POWERSAVE
+#define SLEEP_TIME 120
+
+// GNNS
+#define HAS_GPS 1
+#define GPS_BAUDRATE 38400
+#define PIN_GPS_EN 39
+#define GPS_EN_ACTIVE 1
+#define GPS_RX_PIN 44
+#define GPS_TX_PIN 43
+#define PIN_GPS_PPS 1
+
+#define BUTTON_PIN 0
+
+// vibration motor
+#define HAS_DRV2605
+#define PIN_DRV_EN 2
+
+// Have SPI interface SD card slot
+#define HAS_SDCARD
+#define SDCARD_USE_SPI1
+#define SPI_MOSI (33)
+#define SPI_SCK (36)
+#define SPI_MISO (47)
+#define SPI_CS (48)
+#define SDCARD_CS SPI_CS
+#define SD_SPI_FREQUENCY 75000000U
+
+// TCA8418 keyboard
+#define KB_BL_PIN 42
+#define CANNED_MESSAGE_MODULE_ENABLE 1
+
+// microphone PCM5102A
+#define PCM5102A_SCK 47
+#define PCM5102A_DIN 17
+#define PCM5102A_LRCK 18
+
+// LTR_553ALS light sensor
+#define HAS_LTR553ALS
+
+// gyroscope BHI260AP
+// #define BOARD_1V8_EN 38 //Deck-Pro remove 1.8v en pin
+#define HAS_BHI260AP
+
+// battery charger BQ25896
+#define HAS_PPM 1
+#define XPOWERS_CHIP_BQ25896
+
+// battery quality management BQ27220
+#define HAS_BQ27220 1
+#define BQ27220_I2C_SDA SDA
+#define BQ27220_I2C_SCL SCL
+#define BQ27220_DESIGN_CAPACITY 1400
+
+// LoRa
+#define USE_SX1262
+#define USE_SX1268
+
+#define LORA_EN 46 // LoRa enable pin
+#define LORA_SCK 36
+#define LORA_MISO 47
+#define LORA_MOSI 33
+#define LORA_CS 3
+
+#define LORA_DIO0 -1 // a No connect on the SX1262 module
+#define LORA_RESET 4
+#define LORA_DIO1 5 // SX1262 IRQ
+#define LORA_DIO2 6 // SX1262 BUSY
+#define LORA_DIO3   // Not connected on PCB, but internally on the TTGO SX1262, if DIO3 is high the TXCO is enabled
+
+#define SX126X_CS LORA_CS // FIXME - we really should define LORA_CS instead
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+// Not really an E22 but TTGO seems to be trying to clone that
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 2.4
+// Internally the TTGO module hooks the SX1262-DIO2 in to control the TX/RX switch (which is the default for the sx1262interface
+// code)
+
+#define MODEM_POWER_EN 41
+#define MODEM_PWRKEY 40
+#define MODEM_RST 9
+#define MODEM_RI 7
+#define MODEM_DTR 8
+#define MODEM_RX 10
+#define MODEM_TX 11
+
+#define HAS_PHYSICAL_KEYBOARD 1