diff --git a/boards/muzi-base.json b/boards/muzi-base.json
new file mode 100644
index 000000000..5f65c0dc8
--- /dev/null
+++ b/boards/muzi-base.json
@@ -0,0 +1,56 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "nrf52840_s140_v6.ld"
+    },
+    "core": "nRF5",
+    "cpu": "cortex-m4",
+    "extra_flags": "-DARDUINO_NRF52840_MUZI_BASE -DNRF52840_XXAA",
+    "f_cpu": "64000000L",
+    "hwids": [["0x239A", "0xcafe"]],
+    "mcu": "nrf52840",
+    "variant": "muzi-base",
+    "variants_dir": "variants",
+    "bsp": {
+      "name": "adafruit"
+    },
+    "softdevice": {
+      "sd_flags": "-DS140",
+      "sd_name": "s140",
+      "sd_version": "6.1.1",
+      "sd_fwid": "0x00B6"
+    },
+    "bootloader": {
+      "settings_addr": "0xFF000"
+    }
+  },
+  "connectivity": ["bluetooth"],
+  "debug": {
+    "jlink_device": "nRF52840_xxAA",
+    "onboard_tools": ["jlink"],
+    "svd_path": "nrf52840.svd",
+    "openocd_target": "nrf52840-mdk-rs"
+  },
+  "frameworks": ["arduino"],
+  "name": "Muzi Base",
+  "url": "https://muzi.works/",
+  "vendor": "MuziWorks",
+  "upload": {
+    "maximum_ram_size": 248832,
+    "maximum_size": 815104,
+    "speed": 115200,
+    "protocol": "nrfutil",
+    "protocols": [
+      "jlink",
+      "nrfjprog",
+      "nrfutil",
+      "blackmagic",
+      "cmsis-dap",
+      "mbed",
+      "stlink"
+    ],
+    "use_1200bps_touch": true,
+    "require_upload_port": true,
+    "wait_for_upload_port": true
+  }
+}
diff --git a/src/Power.cpp b/src/Power.cpp
index 75fd32202..0ac89670f 100644
--- a/src/Power.cpp
+++ b/src/Power.cpp
@@ -278,6 +278,11 @@ class AnalogBatteryLevel : public HasBatteryLevel
                 break;
             }
         }
+#if defined(BATTERY_CHARGING_INV)
+        // bit of trickery to show 99% up until the charge finishes
+        if (!digitalRead(BATTERY_CHARGING_INV) && battery_SOC > 99)
+            battery_SOC = 99;
+#endif
         return clamp((int)(battery_SOC), 0, 100);
     }
 
@@ -455,6 +460,8 @@ class AnalogBatteryLevel : public HasBatteryLevel
         }
         // if it's not HIGH - check the battery
 #endif
+#elif defined(MUZI_BASE)
+        return NRF_POWER->USBREGSTATUS & POWER_USBREGSTATUS_VBUSDETECT_Msk;
 #endif
         return getBattVoltage() > chargingVolt;
     }
@@ -470,6 +477,8 @@ class AnalogBatteryLevel : public HasBatteryLevel
 #endif
 #ifdef EXT_CHRG_DETECT
         return digitalRead(EXT_CHRG_DETECT) == ext_chrg_detect_value;
+#elif defined(BATTERY_CHARGING_INV)
+        return !digitalRead(BATTERY_CHARGING_INV);
 #else
 #if HAS_TELEMETRY && !MESHTASTIC_EXCLUDE_ENVIRONMENTAL_SENSOR && !defined(DISABLE_INA_CHARGING_DETECTION)
         if (hasINA()) {
@@ -702,7 +711,16 @@ bool Power::setup()
         },
         CHANGE);
 #endif
-
+#ifdef BATTERY_CHARGING_INV
+    attachInterrupt(
+        BATTERY_CHARGING_INV,
+        []() {
+            power->setIntervalFromNow(0);
+            runASAP = true;
+            BaseType_t higherWake = 0;
+        },
+        CHANGE);
+#endif
     enabled = found;
     low_voltage_counter = 0;
 
diff --git a/src/detect/ScanI2CTwoWire.cpp b/src/detect/ScanI2CTwoWire.cpp
index 167728ad3..bcf49286e 100644
--- a/src/detect/ScanI2CTwoWire.cpp
+++ b/src/detect/ScanI2CTwoWire.cpp
@@ -547,6 +547,11 @@ void ScanI2CTwoWire::scanPort(I2CPort port, uint8_t *address, uint8_t asize)
             case ICM20948_ADDR:     // same as BMX160_ADDR
             case ICM20948_ADDR_ALT: // same as MPU6050_ADDR
                 registerValue = getRegisterValue(ScanI2CTwoWire::RegisterLocation(addr, 0x00), 1);
+#ifdef HAS_ICM20948
+                type = ICM20948;
+                logFoundDevice("ICM20948", (uint8_t)addr.address);
+                break;
+#endif
                 if (registerValue == 0xEA) {
                     type = ICM20948;
                     logFoundDevice("ICM20948", (uint8_t)addr.address);
diff --git a/src/gps/RTC.cpp b/src/gps/RTC.cpp
index 692f3c2d2..1122f0a51 100644
--- a/src/gps/RTC.cpp
+++ b/src/gps/RTC.cpp
@@ -112,7 +112,11 @@ RTCSetResult readFromRTC()
 #elif defined(RX8130CE_RTC)
     if (rtc_found.address == RX8130CE_RTC) {
         uint32_t now = millis();
+#ifdef MUZI_BASE
+        ArtronShop_RX8130CE rtc(&Wire1);
+#else
         ArtronShop_RX8130CE rtc(&Wire);
+#endif
         tm t;
         if (rtc.getTime(&t)) {
             tv.tv_sec = gm_mktime(&t);
@@ -245,7 +249,11 @@ RTCSetResult perhapsSetRTC(RTCQuality q, const struct timeval *tv, bool forceUpd
         }
 #elif defined(RX8130CE_RTC)
         if (rtc_found.address == RX8130CE_RTC) {
+#ifdef MUZI_BASE
+            ArtronShop_RX8130CE rtc(&Wire1);
+#else
             ArtronShop_RX8130CE rtc(&Wire);
+#endif
             tm *t = gmtime(&tv->tv_sec);
             if (rtc.setTime(*t)) {
                 LOG_DEBUG("RX8130CE setDateTime %02d-%02d-%02d %02d:%02d:%02d (%ld)", t->tm_year + 1900, t->tm_mon + 1,
diff --git a/src/graphics/Screen.cpp b/src/graphics/Screen.cpp
index 86599d5b3..dc9806156 100644
--- a/src/graphics/Screen.cpp
+++ b/src/graphics/Screen.cpp
@@ -435,6 +435,14 @@ void Screen::handleSetOn(bool on, FrameCallback einkScreensaver)
             PMU->enablePowerOutput(XPOWERS_ALDO2);
 #endif
 
+#if defined(MUZI_BASE)
+            dispdev->init();
+            dispdev->setBrightness(brightness);
+            dispdev->flipScreenVertically();
+            dispdev->resetDisplay();
+            digitalWrite(SCREEN_12V_ENABLE, HIGH);
+            delay(100);
+#endif
 #if !ARCH_PORTDUINO
             dispdev->displayOn();
 #endif
@@ -484,6 +492,10 @@ void Screen::handleSetOn(bool on, FrameCallback einkScreensaver)
 #endif
 
             dispdev->displayOff();
+
+#ifdef SCREEN_12V_ENABLE
+            digitalWrite(SCREEN_12V_ENABLE, LOW);
+#endif
 #ifdef USE_ST7789
             SPI1.end();
 #if defined(ARCH_ESP32)
@@ -534,7 +546,7 @@ void Screen::setup()
         static_cast<AutoOLEDWire *>(dispdev)->setDetected(model);
 #endif
 
-#ifdef USE_SH1107_128_64
+#if defined(USE_SH1107_128_64) || defined(USE_SH1107)
     static_cast<SH1106Wire *>(dispdev)->setSubtype(7);
 #endif
 
@@ -542,6 +554,9 @@ void Screen::setup()
     // Apply custom RGB color (e.g. Heltec T114/T190)
     static_cast<ST7789Spi *>(dispdev)->setRGB(TFT_MESH);
 #endif
+#if defined(MUZI_BASE)
+    dispdev->delayPoweron = true;
+#endif
 
     // === Initialize display and UI system ===
     ui->init();
diff --git a/src/graphics/Screen.h b/src/graphics/Screen.h
index 74b8d7c5d..375bc2805 100644
--- a/src/graphics/Screen.h
+++ b/src/graphics/Screen.h
@@ -249,6 +249,8 @@ class Screen : public concurrency::OSThread
 
     bool isOverlayBannerShowing();
 
+    bool isScreenOn() { return screenOn; }
+
     // Stores the last 4 of our hardware ID, to make finding the device for pairing easier
     // FIXME: Needs refactoring and getMacAddr needs to be moved to a utility class
     char ourId[5];
diff --git a/src/mesh/NodeDB.cpp b/src/mesh/NodeDB.cpp
index bb3fc6dca..ff76baaa1 100644
--- a/src/mesh/NodeDB.cpp
+++ b/src/mesh/NodeDB.cpp
@@ -734,6 +734,9 @@ void NodeDB::installDefaultConfig(bool preserveKey = false)
     config.display.screen_on_secs = 30;
     config.display.wake_on_tap_or_motion = true;
 #endif
+#ifdef COMPASS_ORIENTATION
+    config.display.compass_orientation = COMPASS_ORIENTATION;
+#endif
 #if defined(ARCH_ESP32) && !MESHTASTIC_EXCLUDE_WIFI
     if (WiFiOTA::isUpdated()) {
         WiFiOTA::recoverConfig(&config.network);
diff --git a/src/modules/SerialModule.cpp b/src/modules/SerialModule.cpp
index d04daf594..719e342b1 100644
--- a/src/modules/SerialModule.cpp
+++ b/src/modules/SerialModule.cpp
@@ -64,7 +64,8 @@ SerialModule *serialModule;
 SerialModuleRadio *serialModuleRadio;
 
 #if defined(TTGO_T_ECHO) || defined(CANARYONE) || defined(MESHLINK) || defined(ELECROW_ThinkNode_M1) ||                          \
-    defined(ELECROW_ThinkNode_M5) || defined(HELTEC_MESH_SOLAR) || defined(T_ECHO_LITE) || defined(ELECROW_ThinkNode_M3)
+    defined(ELECROW_ThinkNode_M5) || defined(HELTEC_MESH_SOLAR) || defined(T_ECHO_LITE) || defined(ELECROW_ThinkNode_M3) ||      \
+    defined(MUZI_BASE)
 SerialModule::SerialModule() : StreamAPI(&Serial), concurrency::OSThread("Serial")
 {
     api_type = TYPE_SERIAL;
@@ -204,7 +205,7 @@ int32_t SerialModule::runOnce()
                 Serial.setTimeout(moduleConfig.serial.timeout > 0 ? moduleConfig.serial.timeout : TIMEOUT);
             }
 #elif !defined(TTGO_T_ECHO) && !defined(T_ECHO_LITE) && !defined(CANARYONE) && !defined(MESHLINK) &&                             \
-    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5)
+    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5) && !defined(MUZI_BASE)
             if (moduleConfig.serial.rxd && moduleConfig.serial.txd) {
 #ifdef ARCH_RP2040
                 Serial2.setFIFOSize(RX_BUFFER);
@@ -261,7 +262,7 @@ int32_t SerialModule::runOnce()
             }
 
 #if !defined(TTGO_T_ECHO) && !defined(T_ECHO_LITE) && !defined(CANARYONE) && !defined(MESHLINK) &&                               \
-    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5)
+    !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5) && !defined(MUZI_BASE)
             else if ((moduleConfig.serial.mode == meshtastic_ModuleConfig_SerialConfig_Serial_Mode_WS85)) {
                 processWXSerial();
 
@@ -537,7 +538,7 @@ void SerialModule::processWXSerial()
 {
 #if !defined(TTGO_T_ECHO) && !defined(T_ECHO_LITE) && !defined(CANARYONE) && !defined(CONFIG_IDF_TARGET_ESP32C6) &&              \
     !defined(MESHLINK) && !defined(ELECROW_ThinkNode_M1) && !defined(ELECROW_ThinkNode_M3) && !defined(ELECROW_ThinkNode_M5) &&  \
-    !defined(ARCH_STM32WL)
+    !defined(ARCH_STM32WL) && !defined(MUZI_BASE)
     static unsigned int lastAveraged = 0;
     static unsigned int averageIntervalMillis = 300000; // 5 minutes hard coded.
     static double dir_sum_sin = 0;
diff --git a/src/motion/ICM20948Sensor.cpp b/src/motion/ICM20948Sensor.cpp
index 10918eb7d..9455eafe0 100755
--- a/src/motion/ICM20948Sensor.cpp
+++ b/src/motion/ICM20948Sensor.cpp
@@ -47,6 +47,21 @@ int32_t ICM20948Sensor::runOnce()
 int32_t ICM20948Sensor::runOnce()
 {
 #if !defined(MESHTASTIC_EXCLUDE_SCREEN) && HAS_SCREEN
+#if defined(MUZI_BASE) // temporarily gated to single device due to feature freeze
+    if (screen && !screen->isScreenOn() && !config.display.wake_on_tap_or_motion && !config.device.double_tap_as_button_press) {
+        if (!isAsleep) {
+            LOG_DEBUG("sleeping IMU");
+            sensor->sleep(true);
+            isAsleep = true;
+        }
+        return MOTION_SENSOR_CHECK_INTERVAL_MS;
+    }
+    if (isAsleep) {
+        sensor->sleep(false);
+        isAsleep = false;
+    }
+#endif
+
     float magX = 0, magY = 0, magZ = 0;
     if (sensor->dataReady()) {
         sensor->getAGMT();
@@ -156,6 +171,8 @@ int32_t ICM20948Sensor::runOnce()
 void ICM20948Sensor::calibrate(uint16_t forSeconds)
 {
 #if !defined(MESHTASTIC_EXCLUDE_SCREEN) && HAS_SCREEN
+    LOG_DEBUG("Old calibration data: highestX = %f, lowestX = %f, highestY = %f, lowestY = %f, highestZ = %f, lowestZ = %f",
+              highestX, lowestX, highestY, lowestY, highestZ, lowestZ);
     LOG_DEBUG("BMX160 calibration started for %is", forSeconds);
     if (sensor->dataReady()) {
         sensor->getAGMT();
diff --git a/src/motion/ICM20948Sensor.h b/src/motion/ICM20948Sensor.h
index 27ce4f451..a9b7b69d0 100755
--- a/src/motion/ICM20948Sensor.h
+++ b/src/motion/ICM20948Sensor.h
@@ -82,7 +82,13 @@ class ICM20948Sensor : public MotionSensor
   private:
     ICM20948Singleton *sensor = nullptr;
     bool showingScreen = false;
+#ifdef MUZI_BASE
+    bool isAsleep = false;
+    float highestX = 449.000000, lowestX = -140.000000, highestY = 422.000000, lowestY = -232.000000, highestZ = 749.000000,
+          lowestZ = 98.000000;
+#else
     float highestX = 0, lowestX = 0, highestY = 0, lowestY = 0, highestZ = 0, lowestZ = 0;
+#endif
 
   public:
     explicit ICM20948Sensor(ScanI2C::FoundDevice foundDevice);
diff --git a/src/platform/nrf52/architecture.h b/src/platform/nrf52/architecture.h
index dc3930d64..1568e1790 100644
--- a/src/platform/nrf52/architecture.h
+++ b/src/platform/nrf52/architecture.h
@@ -108,6 +108,8 @@
 #define HW_VENDOR meshtastic_HardwareModel_SEEED_WIO_TRACKER_L1
 #elif defined(HELTEC_MESH_SOLAR)
 #define HW_VENDOR meshtastic_HardwareModel_HELTEC_MESH_SOLAR
+#elif defined(MUZI_BASE)
+#define HW_VENDOR meshtastic_HardwareModel_RESERVED_FRIED_CHICKEN
 #else
 #define HW_VENDOR meshtastic_HardwareModel_NRF52_UNKNOWN
 #endif
diff --git a/variants/nrf52840/muzi_base/platformio.ini b/variants/nrf52840/muzi_base/platformio.ini
new file mode 100644
index 000000000..49393f4e0
--- /dev/null
+++ b/variants/nrf52840/muzi_base/platformio.ini
@@ -0,0 +1,15 @@
+[env:muzi-base]
+extends = nrf52840_base
+board = muzi-base
+build_flags = ${nrf52840_base.build_flags}
+  -I variants/nrf52840/muzi_base
+  -D MUZI_BASE
+  -D CONFIG_NFCT_PINS_AS_GPIOS=1
+  -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard"
+
+build_src_filter = ${nrf52840_base.build_src_filter} +<../variants/nrf52840/muzi_base>
+lib_deps = 
+  ${nrf52840_base.lib_deps}
+  artronshop/ArtronShop_RX8130CE@1.0.0
+
+
diff --git a/variants/nrf52840/muzi_base/rfswitch.h b/variants/nrf52840/muzi_base/rfswitch.h
new file mode 100644
index 000000000..589f24767
--- /dev/null
+++ b/variants/nrf52840/muzi_base/rfswitch.h
@@ -0,0 +1,11 @@
+#include "RadioLib.h"
+
+static const uint32_t rfswitch_dio_pins[] = {RADIOLIB_LR11X0_DIO5, RADIOLIB_LR11X0_DIO6, RADIOLIB_NC, RADIOLIB_NC, RADIOLIB_NC};
+
+static const Module::RfSwitchMode_t rfswitch_table[] = {
+    // mode                  DIO5  DIO6
+    {LR11x0::MODE_STBY, {LOW, LOW}},  {LR11x0::MODE_RX, {HIGH, LOW}},
+    {LR11x0::MODE_TX, {LOW, HIGH}},   {LR11x0::MODE_TX_HP, {LOW, HIGH}},
+    {LR11x0::MODE_TX_HF, {LOW, LOW}}, {LR11x0::MODE_GNSS, {LOW, LOW}},
+    {LR11x0::MODE_WIFI, {LOW, LOW}},  END_OF_MODE_TABLE,
+};
diff --git a/variants/nrf52840/muzi_base/variant.cpp b/variants/nrf52840/muzi_base/variant.cpp
new file mode 100644
index 000000000..da01de974
--- /dev/null
+++ b/variants/nrf52840/muzi_base/variant.cpp
@@ -0,0 +1,83 @@
+#include "variant.h"
+#include "nrf.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+const uint32_t g_ADigitalPinMap[] = {
+    // P0
+    0,
+    1,
+    2,
+    3,
+    4,
+    5,
+    6,
+    7,
+    8,
+    9,
+    10,
+    11,
+    12,
+    13,
+    14,
+    15,
+    16,
+    17,
+    18,
+    19,
+    20,
+    21,
+    22,
+    23,
+    24,
+    25,
+    26,
+    27,
+    28,
+    29,
+    30,
+    31,
+
+    // P1
+    32,
+    33,
+    34,
+    35,
+    36,
+    37,
+    38,
+    39,
+    40,
+    41,
+    42,
+    43,
+    44,
+    45,
+    46,
+    47,
+};
+
+void initVariant()
+{
+    // Initialize the digital pins as inputs or outputs
+    pinMode(PIN_LED1, OUTPUT);
+    digitalWrite(PIN_LED1, HIGH);
+
+    pinMode(PIN_LED2, OUTPUT);
+    digitalWrite(PIN_LED2, HIGH);
+
+    // Initialize LoRa pins
+    pinMode(SX126X_RESET, OUTPUT);
+    digitalWrite(SX126X_RESET, HIGH);
+
+    pinMode(SX126X_CS, OUTPUT);
+    digitalWrite(SX126X_CS, HIGH);
+
+    pinMode(GPS_EN_GPIO, OUTPUT);
+    digitalWrite(GPS_EN_GPIO, HIGH); // GPS on initially
+
+    pinMode(SCREEN_12V_ENABLE, OUTPUT);
+    digitalWrite(SCREEN_12V_ENABLE, LOW); //
+
+    pinMode(BATTERY_CHARGING_INV, INPUT);
+}
diff --git a/variants/nrf52840/muzi_base/variant.h b/variants/nrf52840/muzi_base/variant.h
new file mode 100644
index 000000000..d3e315f8b
--- /dev/null
+++ b/variants/nrf52840/muzi_base/variant.h
@@ -0,0 +1,192 @@
+#pragma once
+
+#ifndef _VARIANT_MUZI_BASE_
+#define _VARIANT_MUZI_BASE_
+
+/** Master clock frequency */
+#define VARIANT_MCK (64000000ul)
+
+#define USE_LFXO // Board uses 32khz crystal for LF
+
+/*----------------------------------------------------------------------------
+ *        Headers
+ *----------------------------------------------------------------------------*/
+
+#include "WVariant.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+// Number of pins defined in PinDescription array
+#define PINS_COUNT (48)
+#define NUM_DIGITAL_PINS (48)
+#define NUM_ANALOG_INPUTS (6)
+#define NUM_ANALOG_OUTPUTS (0)
+
+// Define I2C Peripherals
+#define WIRE_INTERFACES_COUNT 2
+
+// this is the OLED bus
+#define PIN_WIRE_SDA (0 + 24) // P0.24
+#define PIN_WIRE_SCL (0 + 25) // P0.25
+
+// IMU bus
+#define PIN_WIRE1_SDA (0 + 04) // P0.04
+#define PIN_WIRE1_SCL (0 + 06) // P0.06
+
+#define COMPASS_ORIENTATION meshtastic_Config_DisplayConfig_CompassOrientation_DEGREES_270
+#define HAS_ICM20948 // forces the i2c address to be seen as this sensor
+
+#define HAS_RTC 1
+#define RX8130CE_RTC 0x32
+
+// LEDs
+#define PIN_LED1 (32 + 3) // P1.03, Green
+#define PIN_LED2 (32 + 4) // P1.04, Blue
+
+#define LED_BUILTIN -1 // PIN_LED1
+#define LED_BLUE PIN_LED2
+#define LED_STATE_ON 0 // State when LED is lit
+
+// Buttons
+#define HAS_TRACKBALL 1
+#define TB_UP (0 + 21)
+#define TB_DOWN (0 + 17)
+#define TB_LEFT (32 + 05)
+#define TB_RIGHT (0 + 16)
+#define TB_PRESS (0 + 10)
+#define TB_DIRECTION FALLING
+
+#define CANCEL_BUTTON_PIN (0 + 15) // P0.15
+#define CANCEL_BUTTON_ACTIVE_LOW true
+#define CANCEL_BUTTON_ACTIVE_PULLUP false
+
+// Switch
+#define SWITCH_MODE1 (32 + 9) // P1.09, Top Position
+#define SWITCH_MODE2 (0 + 12) // P0.12, Middle Position
+#define PIN_GPS_SWITCH SWITCH_MODE2
+
+/*
+ * SPI Interfaces
+ */
+
+#define SPI_INTERFACES_COUNT 1
+
+// For LORA, spi 0
+#define PIN_SPI_MISO (32 + 15) // P1.15
+#define PIN_SPI_MOSI (32 + 14) // P1.14
+#define PIN_SPI_SCK (32 + 13)  // P1.13
+
+#define LORA_SCK PIN_SPI_SCK
+#define LORA_MISO PIN_SPI_MISO
+#define LORA_MOSI PIN_SPI_MOSI
+#define LORA_CS (32 + 12) // P1.12
+
+#define USE_SX1262
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 (32 + 6)   // P1.06
+#define SX126X_BUSY (32 + 11)  // P1.11
+#define SX126X_RESET (32 + 10) // P1.10
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 3.3
+
+#define USE_LR1121
+#define LR1121_IRQ_PIN (32 + 8)     // P1.08
+#define LR1121_NRESET_PIN (32 + 10) // P1.10
+#define LR1121_BUSY_PIN (32 + 11)   // P1.11
+#define LR1121_SPI_NSS_PIN LORA_CS
+#define LR1121_SPI_SCK_PIN LORA_SCK
+#define LR1121_SPI_MOSI_PIN LORA_MOSI
+#define LR1121_SPI_MISO_PIN LORA_MISO
+#define LR11X0_DIO3_TCXO_VOLTAGE 3.0
+#define LR11X0_DIO_AS_RF_SWITCH
+
+// GPS
+#define GPS_RX_PIN (0 + 19)  // P0.19
+#define GPS_TX_PIN (0 + 20)  // P0.20
+#define GPS_EN_GPIO (32 + 1) // P1.01
+
+#define PIN_SERIAL1_RX GPS_TX_PIN
+#define PIN_SERIAL1_TX GPS_RX_PIN
+
+#define PIN_BUZZER (0 + 22) // P0.22
+
+// Battery monitoring
+#define BATTERY_PIN (0 + 31) // P0.31
+
+// #define CHARGER_FAULT (0 + 27) // P0.27
+#define BATTERY_CHARGING_INV (32 + 02) // P1.02
+#define BATTERY_SENSE_RESOLUTION_BITS 12
+#define BATTERY_SENSE_RESOLUTION 4096.0
+#define ADC_MULTIPLIER 1.537
+
+#define OCV_ARRAY 4050, 4010, 3990, 3930, 3870, 3820, 3740, 3630, 3550, 3450, 3100
+
+// Display - I2C display
+#define HAS_SCREEN 1
+#define SCREEN_12V_ENABLE (0 + 23) // P0.23
+#define USE_SH1107
+
+#define USERPREFS_OEM_TEXT "muzi_works_logo"
+#define USERPREFS_OEM_FONT_SIZE 0
+#define USERPREFS_OEM_IMAGE_WIDTH 88  // 11 bytes wide
+#define USERPREFS_OEM_IMAGE_HEIGHT 47 // 517 bytes total
+#define USERPREFS_OEM_IMAGE_DATA                                                                                                 \
+    {                                                                                                                            \
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xFF, 0xFF, 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xFF,  \
+            0xFF, 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xFF, 0xFF, 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    \
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    \
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0x03, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    \
+            0xF7, 0x0F, 0xFF, 0x00, 0xF0, 0xFF, 0x0F, 0xC0, 0xFF, 0x07, 0x78, 0xFF, 0x9F, 0xFF, 0x01, 0xF0, 0xFF, 0x0F, 0xC0,    \
+            0xFF, 0x03, 0x78, 0x3F, 0xFE, 0xF3, 0x01, 0xF0, 0xFF, 0x0F, 0x00, 0xE0, 0x03, 0x78, 0x1F, 0xFC, 0xC0, 0x03, 0xF0,    \
+            0xFF, 0x0F, 0x00, 0xE0, 0x01, 0x78, 0x0F, 0xF8, 0x80, 0x03, 0xF0, 0xFF, 0x0F, 0x00, 0xF0, 0x00, 0x78, 0x0F, 0x78,    \
+            0x80, 0x03, 0xF0, 0xFF, 0x0F, 0x00, 0x70, 0x00, 0x78, 0x07, 0x70, 0x80, 0x03, 0xF0, 0xFF, 0x0F, 0x00, 0x78, 0x00,    \
+            0x78, 0x07, 0x70, 0x80, 0x03, 0xF0, 0xFF, 0x0F, 0x00, 0x3C, 0x00, 0x78, 0x07, 0x70, 0x80, 0x03, 0xF0, 0xFF, 0x0F,    \
+            0x00, 0x1C, 0x00, 0x78, 0x07, 0x70, 0x80, 0x03, 0xF0, 0xFF, 0x0F, 0x00, 0x1E, 0x00, 0x78, 0x07, 0x70, 0x80, 0x03,    \
+            0xE0, 0xFF, 0x0F, 0x00, 0x0F, 0x00, 0x78, 0x07, 0x70, 0x80, 0x03, 0xE0, 0xFF, 0x07, 0x80, 0x07, 0x00, 0x78, 0x07,    \
+            0x70, 0x80, 0x03, 0xC0, 0xFF, 0x07, 0x80, 0x07, 0x00, 0x78, 0x07, 0x70, 0x80, 0x03, 0xC0, 0xFF, 0x03, 0xC0, 0xFF,    \
+            0x07, 0x78, 0x07, 0x70, 0x80, 0x03, 0x00, 0xFF, 0x01, 0xE0, 0xFF, 0x07, 0x78, 0x07, 0x70, 0x80, 0x03, 0x00, 0x7C,    \
+            0x00, 0xF0, 0xFF, 0x07, 0x78, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    \
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,    \
+            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,    \
+            0xFF, 0xFF, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,    \
+            0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0xE3, 0xE7, 0xC7, 0x1F, 0xF8, 0x0F, 0xF0, 0xE7, 0xE3, 0x07, 0x7C, 0xC7, 0xE7,    \
+            0xC3, 0x0F, 0xE0, 0x07, 0xE0, 0xC7, 0xE1, 0x03, 0x70, 0xC7, 0xC3, 0xE3, 0x87, 0xC1, 0x07, 0xC0, 0xC7, 0xF8, 0xE3,    \
+            0x71, 0xC7, 0xC3, 0xE3, 0xE3, 0xC7, 0xC7, 0xC7, 0x47, 0xF8, 0xF3, 0x7F, 0x8F, 0xC3, 0xF1, 0xE3, 0x8F, 0xC7, 0x8F,    \
+            0x27, 0xFC, 0xE3, 0x7F, 0x8F, 0x81, 0xF1, 0xF1, 0x8F, 0xC7, 0xCF, 0x07, 0xFE, 0x03, 0x7E, 0x8F, 0x99, 0xF1, 0xF1,    \
+            0x8F, 0x07, 0xC0, 0x07, 0xFF, 0x07, 0x78, 0x9F, 0x99, 0xF9, 0xF1, 0x8F, 0x07, 0xE0, 0x07, 0xFE, 0x3F, 0x70, 0x1F,    \
+            0x18, 0xF8, 0xF3, 0x8F, 0x07, 0xF0, 0x27, 0xFC, 0xFF, 0x71, 0x3F, 0x18, 0xF8, 0xE3, 0xC7, 0xC7, 0xF1, 0x47, 0xF8,    \
+            0xF3, 0x63, 0x3F, 0x3C, 0xFC, 0xC3, 0xC3, 0xC7, 0xE3, 0xC7, 0xF0, 0xE1, 0x71, 0x3F, 0x3C, 0xFC, 0x07, 0xE0, 0xC7,    \
+            0xC7, 0xC7, 0xE1, 0x03, 0x70, 0x7F, 0x7E, 0xFE, 0x0F, 0xF0, 0xC7, 0x87, 0xC7, 0xC3, 0x07, 0x78, 0xFF, 0xFF, 0xFF,    \
+            0x7F, 0xFC, 0xFF, 0xFF, 0xFF, 0xFF, 0x1F, 0x7E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F,    \
+            0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,    \
+            0xFF, 0xFF, 0x7F                                                                                                     \
+    }
+
+// QSPI Pins
+#define PIN_QSPI_SCK (0 + 3)
+#define PIN_QSPI_CS (0 + 26)
+#define PIN_QSPI_IO0 (0 + 30)
+#define PIN_QSPI_IO1 (0 + 29)
+#define PIN_QSPI_IO2 (0 + 28)
+#define PIN_QSPI_IO3 (0 + 2)
+
+// On-board QSPI Flash
+#define EXTERNAL_FLASH_DEVICES W25Q32JVSS
+#define EXTERNAL_FLASH_USE_QSPI
+
+// NFC is disabled via CONFIG_NFCT_PINS_AS_GPIOS=1 build flag
+// This configures P0.09 and P0.10 as regular GPIO pins instead of NFC pins
+
+#ifdef __cplusplus
+}
+#endif
+
+/*----------------------------------------------------------------------------
+ *        Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+#ifdef __cplusplus
+#endif
+
+#endif // _VARIANT_MUZI_BASE_
\ No newline at end of file