David Simmons / Mbed OS BLE-K30-CO2Sensor

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Show/hide line numbers k30.h Source File

k30.h

00001 #ifndef __K30_SERVICE_H__
00002 #define __K30_SERVICE_H__
00003  
00004 class K30Service {
00005 public:
00006     const static uint16_t K30_SERVICE_UUID              = 0xA000;
00007     const static uint16_t K30_VALUE_CHARACTERISTIC_UUID = 0xA001;
00008  
00009     K30Service(BLEDevice &_ble, float k30Initial) :
00010         ble(_ble), k30Value(K30_VALUE_CHARACTERISTIC_UUID, &k30Initial, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY)
00011     {
00012         GattCharacteristic *charTable[] = {&k30Value};
00013         GattService         k30Service(K30Service::K30_SERVICE_UUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
00014         ble.addService(k30Service);
00015     }
00016  
00017     void updateK30Value(float newValue) {
00018         ble.updateCharacteristicValue(k30Value.getValueHandle(), (uint8_t *)&newValue, sizeof(float));
00019     }
00020  
00021 private:
00022     BLEDevice                        &ble;
00023     ReadOnlyGattCharacteristic<float>  k30Value;
00024 };
00025  
00026 #endif /* #ifndef __K30_SERVICE_H__ */
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