mirror of https://github.com/arendst/Tasmota.git
Initial support for iBeacons (Sensor52) on ESP32 using internal BLE module.
Differs from MI32 (Sensor62): - Dynamically detects beacons, no preset MACs needed - Reports detected beacon immediately, not on tele period.
This commit is contained in:
Roman Bazalevskiy
parent
bdbe1f9ec2
commit
18fb79d954
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@ -19,44 +19,13 @@
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#ifdef USE_IBEACON
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#define XSNS_52 52
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#include <TasmotaSerial.h>
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#define TMSBSIZ52 512
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#define HM17_BAUDRATE 9600
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#define IBEACON_DEBUG
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// use this for Version 110
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#define HM17_V110
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// keyfob expires after N seconds
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#define IB_TIMEOUT_INTERVAL 30
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// does a passive scan every N seconds
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#define IB_UPDATE_TIME_INTERVAL 10
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TasmotaSerial *IBEACON_Serial = nullptr;
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uint8_t hm17_found,hm17_cmd,hm17_flag;
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#ifdef IBEACON_DEBUG
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uint8_t hm17_debug=0;
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#endif
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// 78 is max serial response
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#define HM17_BSIZ 128
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char hm17_sbuffer[HM17_BSIZ];
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uint8_t hm17_sindex,hm17_result,hm17_scanning,hm17_connecting;
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uint32_t hm17_lastms;
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char ib_mac[14];
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// should be in Settings
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#if 1
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uint8_t ib_upd_interval,ib_tout_interval;
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@ -69,9 +38,71 @@ uint8_t ib_upd_interval,ib_tout_interval;
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#define IB_TIMEOUT_TIME Settings.ib_tout_interval
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#endif
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char ib_mac[14];
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#ifdef USE_IBEACON_ESP32
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struct {
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union {
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struct {
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uint32_t init:1;
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uint32_t autoScan:1;
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uint32_t canScan:1;
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uint32_t runningScan:1;
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uint32_t shallClearResults:1; // BLE scan results
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uint32_t firstAutodiscoveryDone:1;
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uint32_t activeBeacon;
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};
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uint32_t all = 0;
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} mode;
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struct {
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uint8_t sensor; // points to to the number 0...255
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uint8_t beaconScanCounter; // countdown timer in seconds
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} state;
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} ESP32BLE;
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#include <NimBLEDevice.h>
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#include <NimBLEAdvertisedDevice.h>
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#include "NimBLEEddystoneURL.h"
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#include "NimBLEEddystoneTLM.h"
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#include "NimBLEBeacon.h"
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#define ENDIAN_CHANGE_U16(x) ((((x)&0xFF00) >> 8) + (((x)&0xFF) << 8))
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BLEScan *ESP32BLEScan;
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#else
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#include <TasmotaSerial.h>
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#define TMSBSIZ52 512
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#define HM17_BAUDRATE 9600
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#define IBEACON_DEBUG
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// use this for Version 110
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#define HM17_V110
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TasmotaSerial *IBEACON_Serial = nullptr;
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uint8_t hm17_found,hm17_cmd,hm17_flag;
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#ifdef IBEACON_DEBUG
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uint8_t hm17_debug=0;
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#endif
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// 78 is max serial response
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#define HM17_BSIZ 128
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char hm17_sbuffer[HM17_BSIZ];
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uint8_t hm17_sindex,hm17_result,hm17_scanning,hm17_connecting;
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uint32_t hm17_lastms;
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enum {HM17_TEST,HM17_ROLE,HM17_IMME,HM17_DISI,HM17_IBEA,HM17_SCAN,HM17_DISC,HM17_RESET,HM17_RENEW,HM17_CON};
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#define HM17_SUCESS 99
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#endif
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struct IBEACON {
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char FACID[8];
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char UID[32];
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@ -82,7 +113,11 @@ struct IBEACON {
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char RSSI[4];
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};
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#define MAX_IBEACONS 16
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#ifdef USE_IBEACON_ESP32
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#define MAX_IBEACONS 32
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#else
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#define MAX_IBEACONS 16
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#endif
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struct IBEACON_UID {
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char MAC[12];
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@ -94,9 +129,154 @@ struct IBEACON_UID {
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uint8_t TIME;
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} ibeacons[MAX_IBEACONS];
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#ifdef USE_IBEACON_ESP32
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uint32_t ibeacon_add(struct IBEACON *ib);
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void ESP32BLE_ReverseStr(uint8_t _mac[], uint8_t len=6){
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uint8_t _reversedMAC[len];
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for (uint8_t i=0; i<len; i++){
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_reversedMAC[len-1-i] = _mac[i];
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}
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memcpy(_mac,_reversedMAC, sizeof(_reversedMAC));
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}
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void DumpHex(const unsigned char * in, size_t insz, char * out)
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{
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static const char * hex = "0123456789ABCDEF";
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const unsigned char * pin = in;
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char * pout = out;
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for (; pin < in+insz; pout+=2, pin++) {
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pout[0] = hex[(pgm_read_byte(pin)>>4) & 0xF];
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pout[1] = hex[ pgm_read_byte(pin) & 0xF];
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}
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}
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class ESP32BLEScanCallback : public BLEAdvertisedDeviceCallbacks
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{
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void onResult(BLEAdvertisedDevice *advertisedDevice)
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{
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struct IBEACON ib;
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ESP32BLEScan->erase(advertisedDevice->getAddress());
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if (advertisedDevice->haveManufacturerData() == true) {
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std::string strManufacturerData = advertisedDevice->getManufacturerData();
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uint8_t cManufacturerData[100];
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strManufacturerData.copy((char *)cManufacturerData, strManufacturerData.length(), 0);
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int16_t RSSI = advertisedDevice->getRSSI();
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char sRSSI[6];
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itoa(RSSI,sRSSI,10);
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DumpHex(cManufacturerData,2,ib.FACID);
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uint8_t MAC[6];
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memcpy(MAC,advertisedDevice->getAddress().getNative(),6);
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ESP32BLE_ReverseStr(MAC,6);
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if (strManufacturerData.length() == 25 && cManufacturerData[0] == 0x4C && cManufacturerData[1] == 0x00)
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{
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BLEBeacon oBeacon = BLEBeacon();
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oBeacon.setData(strManufacturerData);
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uint8_t UUID[16];
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memcpy(UUID,oBeacon.getProximityUUID().getNative()->u128.value,16);
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ESP32BLE_ReverseStr(UUID,16);
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uint16_t Major = ENDIAN_CHANGE_U16(oBeacon.getMajor());
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uint16_t Minor = ENDIAN_CHANGE_U16(oBeacon.getMinor());
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uint8_t PWR = oBeacon.getSignalPower();
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AddLog_P2(LOG_LEVEL_DEBUG, PSTR("MAC: %s Major: %d Minor: %d UUID: %s Power: %d RSSI: %d"),
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advertisedDevice->getAddress().toString().c_str(),
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Major, Minor,
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oBeacon.getProximityUUID().toString().c_str(),
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PWR, RSSI);
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DumpHex((const unsigned char*)&UUID,16,ib.UID);
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DumpHex((const unsigned char*)&Major,2,ib.MAJOR);
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DumpHex((const unsigned char*)&Minor,2,ib.MINOR);
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DumpHex((const unsigned char*)&PWR,1,ib.PWR);
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DumpHex((const unsigned char*)&MAC,6,ib.MAC);
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memcpy(ib.RSSI,sRSSI,4);
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if (ibeacon_add(&ib)) {
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ibeacon_mqtt(ib.MAC,ib.RSSI,ib.UID,ib.MAJOR,ib.MINOR);
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}
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} else {
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memset(ib.UID,'0',32);
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memset(ib.MAJOR,'0',4);
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memset(ib.MINOR,'0',4);
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memset(ib.PWR,'0',2);
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DumpHex((const unsigned char*)&MAC,6,ib.MAC);
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memcpy(ib.RSSI,sRSSI,4);
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if (ibeacon_add(&ib)) {
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ibeacon_mqtt(ib.MAC,ib.RSSI,ib.UID,ib.MAJOR,ib.MINOR);
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}
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}
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}
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}
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};
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void ESP32StartScanTask(){
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ESP32BLE.mode.runningScan = 1;
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xTaskCreatePinnedToCore(
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ESP32ScanTask, /* Function to implement the task */
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"ESP32ScanTask", /* Name of the task */
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2048, /* Stack size in words */
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NULL, /* Task input parameter */
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0, /* Priority of the task */
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NULL, /* Task handle. */
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0); /* Core where the task should run */
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AddLog_P2(LOG_LEVEL_DEBUG,PSTR("%s: Start scanning"),"IBEACON_ESP32");
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}
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void ESP32scanEndedCB(NimBLEScanResults results);
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void ESP32ScanTask(void *pvParameters){
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if (ESP32BLEScan == nullptr) ESP32BLEScan = NimBLEDevice::getScan();
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ESP32BLEScan->setInterval(70);
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ESP32BLEScan->setWindow(50);
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ESP32BLEScan->setAdvertisedDeviceCallbacks(new ESP32BLEScanCallback());
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ESP32BLEScan->setActiveScan(false);
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ESP32BLEScan->setDuplicateFilter(false);
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for (;;) {
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ESP32BLEScan->start(0, ESP32scanEndedCB, false);
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}
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}
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void ESP32scanEndedCB(NimBLEScanResults results) {
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ESP32BLE.mode.runningScan = 0;
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}
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#endif
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void IBEACON_Init() {
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#ifdef USE_IBEACON_ESP32
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ESP32BLE.mode.init = false;
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if (!ESP32BLE.mode.init) {
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NimBLEDevice::init("");
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ESP32BLE.mode.canScan = 1;
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ESP32BLE.mode.init = 1;
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ESP32StartScanTask(); // Let's get started !!
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IB_UPDATE_TIME=IB_UPDATE_TIME_INTERVAL;
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IB_TIMEOUT_TIME=IB_TIMEOUT_INTERVAL;
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}
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#else
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hm17_found=0;
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// actually doesnt work reliably with software serial
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@ -113,8 +293,27 @@ void IBEACON_Init() {
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IB_TIMEOUT_TIME=IB_TIMEOUT_INTERVAL;
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}
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}
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#endif
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}
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#ifdef USE_IBEACON_ESP32
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void esp32_every_second(void) {
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for (uint32_t cnt=0;cnt<MAX_IBEACONS;cnt++) {
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if (ibeacons[cnt].FLAGS) {
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ibeacons[cnt].TIME++;
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if (ibeacons[cnt].TIME>IB_TIMEOUT_TIME) {
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ibeacons[cnt].FLAGS=0;
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ibeacon_mqtt(ibeacons[cnt].MAC,"0000",ibeacons[cnt].UID,ibeacons[cnt].MAJOR,ibeacons[cnt].MINOR);
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}
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}
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}
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}
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#else
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void hm17_every_second(void) {
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if (!IBEACON_Serial) return;
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@ -196,6 +395,8 @@ void hm17_sendcmd(uint8_t cmd) {
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}
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}
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#endif
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uint32_t ibeacon_add(struct IBEACON *ib) {
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/* if (!strncmp(ib->MAJOR,"4B1C",4)) {
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return 0;
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@ -242,6 +443,8 @@ uint32_t ibeacon_add(struct IBEACON *ib) {
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return 0;
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}
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#ifndef USE_IBEACON_ESP32
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void hm17_decode(void) {
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struct IBEACON ib;
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switch (hm17_cmd) {
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@ -438,8 +641,16 @@ hm17_v110:
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}
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}
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#endif
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void IBEACON_loop() {
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#ifdef USE_IBEACON_ESP32
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return;
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#else
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if (!IBEACON_Serial) return;
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uint32_t difftime=millis()-hm17_lastms;
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@ -464,6 +675,8 @@ uint32_t difftime=millis()-hm17_lastms;
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}
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}
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#endif
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}
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#ifdef USE_WEBSERVER
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@ -523,7 +736,20 @@ bool xsns52_cmd(void) {
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uint16_t len=XdrvMailbox.data_len;
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if (len > 0) {
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char *cp=XdrvMailbox.data;
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if (*cp>='0' && *cp<='8') {
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if (*cp=='u') {
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cp++;
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if (*cp) IB_UPDATE_TIME=atoi(cp);
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Response_P(S_JSON_IBEACON, XSNS_52,"uintv",IB_UPDATE_TIME);
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} else if (*cp=='t') {
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cp++;
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if (*cp) IB_TIMEOUT_TIME=atoi(cp);
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Response_P(S_JSON_IBEACON, XSNS_52,"lintv",IB_TIMEOUT_TIME);
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} else if (*cp=='c') {
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for (uint32_t cnt=0;cnt<MAX_IBEACONS;cnt++) ibeacons[cnt].FLAGS=0;
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Response_P(S_JSON_IBEACON1, XSNS_52,"clr list","");
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}
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#ifndef USE_IBEACON_ESP32
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else if (*cp>='0' && *cp<='8') {
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hm17_sendcmd(*cp&7);
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Response_P(S_JSON_IBEACON, XSNS_52,"hm17cmd",*cp&7);
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} else if (*cp=='s') {
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@ -536,18 +762,8 @@ bool xsns52_cmd(void) {
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IBEACON_Serial->write((uint8_t*)cp,len);
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hm17_cmd=99;
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Response_P(S_JSON_IBEACON1, XSNS_52,"hm17cmd",cp);
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} else if (*cp=='u') {
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cp++;
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if (*cp) IB_UPDATE_TIME=atoi(cp);
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Response_P(S_JSON_IBEACON, XSNS_52,"uintv",IB_UPDATE_TIME);
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} else if (*cp=='t') {
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cp++;
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if (*cp) IB_TIMEOUT_TIME=atoi(cp);
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Response_P(S_JSON_IBEACON, XSNS_52,"lintv",IB_TIMEOUT_TIME);
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} else if (*cp=='c') {
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for (uint32_t cnt=0;cnt<MAX_IBEACONS;cnt++) ibeacons[cnt].FLAGS=0;
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Response_P(S_JSON_IBEACON1, XSNS_52,"clr list","");
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}
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#endif
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#ifdef IBEACON_DEBUG
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else if (*cp=='d') {
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cp++;
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@ -562,6 +778,8 @@ bool xsns52_cmd(void) {
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}
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#define D_CMND_IBEACON "IBEACON"
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#ifndef USE_IBEACON_ESP32
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//"IBEACON_FFFF3D1B1E9D_RSSI", Data "99" causes TAG to beep
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bool ibeacon_cmd(void) {
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ib_mac[0]=0;
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@ -592,6 +810,8 @@ void ib_sendbeep(void) {
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hm17_sendcmd(HM17_CON);
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}
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#endif
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void ibeacon_mqtt(const char *mac,const char *rssi,const char *uid,const char *major,const char *minor) {
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char s_mac[14];
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char s_uid[34];
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@ -636,19 +856,29 @@ bool Xsns52(byte function)
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IBEACON_loop();
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break;
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case FUNC_EVERY_SECOND:
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#ifdef USE_IBEACON_ESP32
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esp32_every_second();
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#else
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hm17_every_second();
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#endif
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break;
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case FUNC_COMMAND_SENSOR:
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if (XSNS_52 == XdrvMailbox.index) {
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result = xsns52_cmd();
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}
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break;
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#ifndef USE_IBEACON_ESP32
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case FUNC_COMMAND:
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result=ibeacon_cmd();
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break;
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#endif
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#ifdef USE_WEBSERVER
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case FUNC_WEB_SENSOR:
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#ifndef USE_IBEACON_ESP32
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if (hm17_found) IBEACON_Show();
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#else
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IBEACON_Show();
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#endif
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break;
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#endif // USE_WEBSERVER
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}
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