Bluetooth Low Energy for Smart Plug
Dependencies: BLE_API mbed nRF51822
Fork of SmartPlugBLE by
Services/SmartPlugService.cpp
- Committer:
- Slepnir
- Date:
- 2015-07-07
- Revision:
- 1:e036e77762fa
- Parent:
- 0:25ad6eba7916
- Child:
- 2:6db5c9a2894c
File content as of revision 1:e036e77762fa:
#include "ble/BLE.h" #include "mbed.h" #include "SmartPlugService.h" #include "SmartPlugBLE.h" SmartPlugService::SmartPlugService(BLE &_ble, SmartPlugBLE &sys): ble(_ble), system(sys), voltageChar(SPS_UUID_VOLTAGE_CHAR,&voltage,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY), currentChar(SPS_UUID_CURERNT_CHAR,¤t,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY), powerChar(SPS_UUID_POWER_CHAR,&power,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY), powerFactorChar(SPS_UUID_POWER_FACTOR_CHAR,&powerFactor,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY), energyChar(SPS_UUID_ENERGY_CHAR,&energy,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY), relayChar(SPS_UUID_RELAY_CHAR, relayValue.getDataPointer(), relayValue.getLenBytes(), RelayValueBytes::MAX_SIZE_BYTES, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ), updateChar(SPS_UUID_UPDATE_CHAR,NULL) { (&system)->addObserver(*this); } void SmartPlugService::onDataWritten(const GattWriteCallbackParams *params) { if(params->handle == updateChar.getValueHandle()) { system.updateData(); } } void SmartPlugService::update(void* data) { updateData((SmartPlug*)data); } void SmartPlugService::updateData(SmartPlug* data) { updateVoltage(data->getVoltage()); updateCurrent(data->getCurrent()); updatePower(data->getPower()); updatePowerFactor(data->getPowerFactor()); } void SmartPlugService::updateVoltage(unsigned long v) { if (ble.getGapState().connected) { voltage = v; ble.updateCharacteristicValue(voltageChar.getValueHandle(),&voltage,4); } } void SmartPlugService::updateCurrent(unsigned long c) { if (ble.getGapState().connected) { current = c; ble.updateCharacteristicValue(currentChar.getValueHandle(),¤t,4); } } void SmartPlugService::updatePower(unsigned long p) { if (ble.getGapState().connected) { power = p; ble.updateCharacteristicValue(powerChar.getValueHandle(),&power,4); } } void SmartPlugService::updatePowerFactor(unsigned long pf) { if (ble.getGapState().connected) { powerFactor = pf; ble.updateCharacteristicValue(powerFactorChar.getValueHandle(),&powerFactor,4); } } void SmartPlugService::updateRelay(Relay* relay) { if (ble.getGapState().connected) { relayValue.updateData(relay); ble.updateCharacteristicValue(relayChar.getValueHandle(),relayValue.getDataPointer(), relayValue.getLenBytes()); } } void SmartPlugService::setupService(void) { static bool serviceAdded = false; /* We should only ever need to add the service once. */ if (serviceAdded) { return; } GattCharacteristic *charTable[] = {&voltageChar,¤tChar,&powerChar, &powerFactorChar,&energyChar,&relayChar, &updateChar }; GattService smartPlugService = GattService(SPS_UUID_SERVICE, charTable, sizeof(charTable) / sizeof(GattCharacteristic *)); ble.addService(smartPlugService); }