Files
OpenMQTT-Gateway/main/ZgatewayBLEConnect.h
T
h2zero 7cfbd3d050 Ble read/write characteristics over MQTT. (#988)
* EXPERIMENTAL: Ble read/write characteristics over MQTT.

Uses #979

This allows reading and writing BLE characteristics from an MQTT message.

Example format:
mosquitto_pub -t home/OpenMQTTGateway/commands/MQTTtoBT/config -m '{"ble_write_address":"AA:BB:CC:DD:EE:FF", "ble_write_service":"cba20d00-224d-11e6-9fb8-0002a5d5c51b", "ble_write_char":"cba20002-224d-11e6-9fb8-0002a5d5c51b", "ble_write_value":"TEST", "ttl":4 }'
mosquitto_pub -t home/OpenMQTTGateway/commands/MQTTtoBT/config -m '{"ble_read_address":"30:AE:A4:7C:3C:A6", "ble_read_service":"cba20d00-224d-11e6-9fb8-0002a5d5c51b", "ble_read_char":"cba20002-224d-11e6-9fb8-0002a5d5c51b", "ttl": 2 }'
The ttl parameter is the number of calls to connect (defaults to 1), which occur after the BLE scan completes.

A response is provided over MQTT in the format:
write : {"id":"30:AE:A4:7C:3C:A6","service":"cba20d00-224d-11e6-9fb8-0002a5d5c51b","characteristic":"cba20002-224d-11e6-9fb8-0002a5d5c51b","write":"TEST","success":true}
read : {"id":"30:AE:A4:7C:3C:A6","service":"cba20d00-224d-11e6-9fb8-0002a5d5c51b","characteristic":"cba20002-224d-11e6-9fb8-0002a5d5c51b","read":"TEST","success":true}

* Add generic BLE connect class and read data as hex.

* Add value_type parameter and document usage

* Add note to docs
2021-06-21 20:27:06 -05:00

50 lines
1.4 KiB
C++

#ifndef zBLEConnect_h
#define zBLEConnect_h
#ifdef ESP32
# include "ArduinoJson.h"
# include "NimBLEDevice.h"
# include "config_BT.h"
extern void pubBT(JsonObject& data);
class zBLEConnect {
public:
NimBLEClient* m_pClient;
TaskHandle_t m_taskHandle = nullptr;
zBLEConnect(NimBLEAddress& addr) { m_pClient = NimBLEDevice::createClient(addr); }
virtual ~zBLEConnect() { NimBLEDevice::deleteClient(m_pClient); }
virtual bool writeData(BLEAction* action);
virtual bool readData(BLEAction* action);
virtual bool processActions(std::vector<BLEAction>& actions);
virtual void publishData() {}
virtual NimBLERemoteCharacteristic* getCharacteristic(const NimBLEUUID& service, const NimBLEUUID& characteristic);
};
class LYWSD03MMC_connect : public zBLEConnect {
void notifyCB(NimBLERemoteCharacteristic* pChar, uint8_t* pData, size_t length, bool isNotify);
public:
LYWSD03MMC_connect(NimBLEAddress& addr) : zBLEConnect(addr) {}
void publishData() override;
};
class DT24_connect : public zBLEConnect {
std::vector<uint8_t> m_data;
void notifyCB(NimBLERemoteCharacteristic* pChar, uint8_t* pData, size_t length, bool isNotify);
public:
DT24_connect(NimBLEAddress& addr) : zBLEConnect(addr) {}
void publishData() override;
};
class GENERIC_connect : public zBLEConnect {
std::vector<uint8_t> m_data;
public:
GENERIC_connect(NimBLEAddress& addr) : zBLEConnect(addr) {}
};
#endif //ESP32
#endif //zBLEConnect_h