Monitor for central heating system (e.g. 2zones+hw) Supports up to 15 temp probes (DS18B20/DS18S20) 3 valve monitors Gas pulse meter recording Use stand-alone or with nodeEnergyServer See http://robdobson.com/2015/09/central-heating-monitor
Dependencies: EthernetInterfacePlusHostname NTPClient Onewire RdWebServer SDFileSystem-RTOS mbed-rtos mbed-src
RdDS18B20.h
- Committer:
- Bobty
- Date:
- 2015-02-21
- Revision:
- 8:5980547ae71c
- Child:
- 9:0e103c2f869a
File content as of revision 8:5980547ae71c:
// Handles OneWire temperature sensors DB18S20 // Can handle multiple devices per pin // Rob Dobson, 2015 #ifndef RdDS18B20__H #define RdDS18B20__H #include "mbed.h" #include "Onewire.h" #define MAX_BUS_DEVICES 8 class DS18B20 { public: DS18B20(PinName mbedPin); void ReqConvert(); double GetTemperature(int addrIdx); void DebugPrintAddress(int addrIdx); void SearchToGetAddresses(); int GetNumAddresses() { return _numValidAddresses; } uint8_t* GetAddress(int addrIdx); char* GetAddressStr(int addrIdx); private: int _numValidAddresses; uint8_t _addrTable[MAX_BUS_DEVICES][ONEWIRE_ADDR_BYTES]; Onewire _oneWire; char _addrStr[3 * ONEWIRE_ADDR_BYTES + 1]; }; #endif