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Diffstat (limited to 'sensor/patchedBLE/examples/BLE_iBeacon/BLE_iBeacon.ino')
-rw-r--r-- | sensor/patchedBLE/examples/BLE_iBeacon/BLE_iBeacon.ino | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/sensor/patchedBLE/examples/BLE_iBeacon/BLE_iBeacon.ino b/sensor/patchedBLE/examples/BLE_iBeacon/BLE_iBeacon.ino new file mode 100644 index 0000000..5f6ed00 --- /dev/null +++ b/sensor/patchedBLE/examples/BLE_iBeacon/BLE_iBeacon.ino @@ -0,0 +1,104 @@ +/* + Based on Neil Kolban example for IDF: https://github.com/nkolban/esp32-snippets/blob/master/cpp_utils/tests/BLE%20Tests/SampleScan.cpp + Ported to Arduino ESP32 by pcbreflux +*/ + + +/* + Create a BLE server that will send periodic iBeacon frames. + The design of creating the BLE server is: + 1. Create a BLE Server + 2. Create advertising data + 3. Start advertising. + 4. wait + 5. Stop advertising. + 6. deep sleep + +*/ +#include "sys/time.h" + +#include "BLEDevice.h" +#include "BLEServer.h" +#include "BLEUtils.h" +#include "BLEBeacon.h" +#include "esp_sleep.h" + +#define GPIO_DEEP_SLEEP_DURATION 10 // sleep x seconds and then wake up +RTC_DATA_ATTR static time_t last; // remember last boot in RTC Memory +RTC_DATA_ATTR static uint32_t bootcount; // remember number of boots in RTC Memory + +#ifdef __cplusplus +extern "C" { +#endif + +uint8_t temprature_sens_read(); +//uint8_t g_phyFuns; + +#ifdef __cplusplus +} +#endif + +// See the following for generating UUIDs: +// https://www.uuidgenerator.net/ +BLEAdvertising *pAdvertising; +struct timeval now; + +#define BEACON_UUID "8ec76ea3-6668-48da-9866-75be8bc86f4d" // UUID 1 128-Bit (may use linux tool uuidgen or random numbers via https://www.uuidgenerator.net/) + +void setBeacon() { + + BLEBeacon oBeacon = BLEBeacon(); + oBeacon.setManufacturerId(0x4C00); // fake Apple 0x004C LSB (ENDIAN_CHANGE_U16!) + oBeacon.setProximityUUID(BLEUUID(BEACON_UUID)); + oBeacon.setMajor((bootcount & 0xFFFF0000) >> 16); + oBeacon.setMinor(bootcount&0xFFFF); + BLEAdvertisementData oAdvertisementData = BLEAdvertisementData(); + BLEAdvertisementData oScanResponseData = BLEAdvertisementData(); + + oAdvertisementData.setFlags(0x04); // BR_EDR_NOT_SUPPORTED 0x04 + + std::string strServiceData = ""; + + strServiceData += (char)26; // Len + strServiceData += (char)0xFF; // Type + strServiceData += oBeacon.getData(); + oAdvertisementData.addData(strServiceData); + + pAdvertising->setAdvertisementData(oAdvertisementData); + pAdvertising->setScanResponseData(oScanResponseData); + +} + +void setup() { + + + Serial.begin(115200); + gettimeofday(&now, NULL); + + Serial.printf("start ESP32 %d\n",bootcount++); + + Serial.printf("deep sleep (%lds since last reset, %lds since last boot)\n",now.tv_sec,now.tv_sec-last); + + last = now.tv_sec; + + // Create the BLE Device + BLEDevice::init(""); + + // Create the BLE Server + BLEServer *pServer = BLEDevice::createServer(); + + pAdvertising = pServer->getAdvertising(); + + setBeacon(); + // Start advertising + pAdvertising->start(); + Serial.println("Advertizing started..."); + delay(100); + pAdvertising->stop(); + Serial.printf("enter deep sleep\n"); + esp_deep_sleep(1000000LL * GPIO_DEEP_SLEEP_DURATION); + Serial.printf("in deep sleep\n"); +} + +void loop() { +} |