add bme680 example

This commit is contained in:
Thomas Kunze
2018-10-08 21:51:27 +02:00
parent dc362a79c3
commit a73fa612b4
4 changed files with 638 additions and 0 deletions

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<?xml version="1.0" encoding="utf-8"?>
<KNX xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" CreatedBy="KNX MT" ToolVersion="5.1.255.16695" xmlns="http://knx.org/xml/project/11">
<ManufacturerData>
<Manufacturer RefId="M-00FA">
<Catalog>
<CatalogSection Id="M-00FA_CS-1" Name="Geräte" Number="1" DefaultLanguage="de">
<CatalogItem Id="M-00FA_H-0-0_HP-0000-0A-0000_CI-0-1" Name="BME680 BSEC" Number="1" ProductRefId="M-00FA_H-0-0_P-0" Hardware2ProgramRefId="M-00FA_H-0-0_HP-0000-0A-0000" DefaultLanguage="de" />
</CatalogSection>
</Catalog>
<ApplicationPrograms>
<ApplicationProgram Id="M-00FA_A-0000-0A-0000" ApplicationNumber="0" ApplicationVersion="10" ProgramType="ApplicationProgram" MaskVersion="MV-57B0" Name="IP" LoadProcedureStyle="MergedProcedure" PeiType="0" DefaultLanguage="de" DynamicTableManagement="false" Linkable="false" MinEtsVersion="4.0">
<Static>
<Code>
<RelativeSegment Id="M-00FA_A-0000-0A-0000_RS-04-00000" Name="Parameters" Offset="0" Size="4" LoadStateMachine="4" />
</Code>
<ParameterTypes>
<ParameterType Id="M-00FA_A-0000-0A-0000_PT-Int" Name="Int">
<TypeNumber SizeInBit="32" Type="signedInt" minInclusive="0" maxInclusive="1000" />
</ParameterType>
</ParameterTypes>
<Parameters>
<Parameter Id="M-00FA_A-0000-0A-0000_P-1" Name="Zyklisch Senden" ParameterType="M-00FA_A-0000-0A-0000_PT-Int" Text="Sendeinterval (*3s)" Value="20">
<Memory CodeSegment="M-00FA_A-0000-0A-0000_RS-04-00000" Offset="0" BitOffset="0" />
</Parameter>
</Parameters>
<ParameterRefs>
<ParameterRef Id="M-00FA_A-0000-0A-0000_P-1_R-1" RefId="M-00FA_A-0000-0A-0000_P-1" />
</ParameterRefs>
<ComObjectTable>
<ComObject Id="M-00FA_A-0000-0A-0000_O-1" Name="Temperatur (raw)" Text="Temperatur (raw)" Number="1" FunctionText="Temperaturwert lesen (raw)" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-2" Name="Luftdruck" Text="Luftdruck" Number="2" FunctionText="Luftdruck lesen" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-3" Name="Widerstand (Gas)" Text="Widerstand (Gas)" Number="3" FunctionText="Widerstand lesen" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-4" Name="Luftfeuchtigkeit (raw)" Text="Luftfeuchtigkeit (raw)" Number="4" FunctionText="Luftfeuchtigkeit lesen (raw)" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-5" Name="Luftqualität" Text="Luftqualität" Number="5" FunctionText="Luftqualität lesen" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-6" Name="Genauigkeit der Luftqualität" Text="Genauigkeit der Luftqualität" Number="6" FunctionText="Genauigkeit lesen" ObjectSize="1 Byte" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-7" Name="Temperatur" Text="Temperatur" Number="7" FunctionText="Temperatur lesen" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-8" Name="Luftfeuchtigkeit" Text="Luftfeuchtigkeit" Number="8" FunctionText="Luftfeuchtigkeit lesen" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Enabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-9" Name="Trigger" Text="Trigger" Number="9" FunctionText="Messung auslösen" ObjectSize="1 Bit" ReadFlag="Disabled" WriteFlag="Enabled" CommunicationFlag="Enabled" TransmitFlag="Disabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
<ComObject Id="M-00FA_A-0000-0A-0000_O-10" Name="CO2" Text="CO2" Number="10" FunctionText="CO2 Äquivalent" ObjectSize="2 Bytes" ReadFlag="Enabled" WriteFlag="Disabled" CommunicationFlag="Enabled" TransmitFlag="Disabled" UpdateFlag="Disabled" ReadOnInitFlag="Disabled" DatapointType="" />
</ComObjectTable>
<ComObjectRefs>
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-1_R-1" RefId="M-00FA_A-0000-0A-0000_O-1" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-2_R-2" RefId="M-00FA_A-0000-0A-0000_O-2" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-3_R-3" RefId="M-00FA_A-0000-0A-0000_O-3" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-4_R-4" RefId="M-00FA_A-0000-0A-0000_O-4" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-5_R-5" RefId="M-00FA_A-0000-0A-0000_O-5" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-6_R-6" RefId="M-00FA_A-0000-0A-0000_O-6" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-7_R-7" RefId="M-00FA_A-0000-0A-0000_O-7" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-8_R-8" RefId="M-00FA_A-0000-0A-0000_O-8" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-9_R-9" RefId="M-00FA_A-0000-0A-0000_O-9" />
<ComObjectRef Id="M-00FA_A-0000-0A-0000_O-10_R-10" RefId="M-00FA_A-0000-0A-0000_O-10" />
</ComObjectRefs>
<AddressTable MaxEntries="255" />
<AssociationTable MaxEntries="255" />
<LoadProcedures>
<LoadProcedure MergeId="2">
<LdCtrlRelSegment AppliesTo="full" LsmIdx="4" Size="4" Mode="0" Fill="0" />
</LoadProcedure>
<LoadProcedure MergeId="4">
<LdCtrlWriteRelMem ObjIdx="4" Offset="0" Size="4" Verify="true" />
</LoadProcedure>
</LoadProcedures>
<Options />
</Static>
<Dynamic>
<ChannelIndependentBlock>
<ParameterBlock Id="M-00FA_A-0000-0A-0000_PB-1" Name="ParameterPage" Text="Allgemeine Parameter">
<ParameterRefRef RefId="M-00FA_A-0000-0A-0000_P-1_R-1" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-1_R-1" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-2_R-2" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-3_R-3" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-4_R-4" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-5_R-5" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-6_R-6" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-7_R-7" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-8_R-8" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-9_R-9" />
<ComObjectRefRef RefId="M-00FA_A-0000-0A-0000_O-10_R-10" />
</ParameterBlock>
</ChannelIndependentBlock>
</Dynamic>
</ApplicationProgram>
</ApplicationPrograms>
<Hardware>
<Hardware Id="M-00FA_H-0-0" Name="BME680 BSEC IP" SerialNumber="0" VersionNumber="0" HasIndividualAddress="true" HasApplicationProgram="true" IsIPEnabled="true">
<Products>
<Product Id="M-00FA_H-0-0_P-0" Text="BME680 BSEC" OrderNumber="0" IsRailMounted="false" DefaultLanguage="de" />
</Products>
<Hardware2Programs>
<Hardware2Program Id="M-00FA_H-0-0_HP-0000-0A-0000" MediumTypes="MT-5">
<ApplicationProgramRef RefId="M-00FA_A-0000-0A-0000" />
</Hardware2Program>
</Hardware2Programs>
</Hardware>
</Hardware>
</Manufacturer>
</ManufacturerData>
</KNX>

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#include <bsec.h>
#include <knx_esp.h>
// declare array of all groupobjects with their sizes in byte
GroupObject groupObjects[]
{
GroupObject(2),
GroupObject(2),
GroupObject(2),
GroupObject(2),
GroupObject(2),
GroupObject(1),
GroupObject(2),
GroupObject(2),
GroupObject(1),
GroupObject(2)
}
;
// create named references for easy access to group objects
GroupObject& goRawTemperature = groupObjects[0];
GroupObject& goPressure = groupObjects[1];
GroupObject& goRawHumidity = groupObjects[2];
GroupObject& goGasResistance = groupObjects[3];
GroupObject& goIaqEstimate = groupObjects[4];
GroupObject& goIaqAccurace = groupObjects[5];
GroupObject& goTemperature = groupObjects[6];
GroupObject& goHumidity = groupObjects[7];
GroupObject& goTriggerSample = groupObjects[8];
GroupObject& goCo2Ppm = groupObjects[9];
#define STATE_SAVE_PERIOD UINT32_C(360 * 60 * 1000) // 360 minutes - 4 times a day
// Helper functions declarations
void checkIaqSensorStatus(void);
void errLeds(void);
uint8_t* saveBme680State(uint8_t* buffer);
uint8_t* loadBme680State(uint8_t* buffer);
void triggerCallback(GroupObject& go);
void updateState();
///const uint8_t bsec_config_iaq[304] =
// { 0, 6, 4, 1, 61, 0, 0, 0, 0, 0, 0, 0, 24, 1, 0, 0, 40, 0, 1, 0, 137, 65, 0, 63, 0, 0, 64, 63, 205, 204, 76, 62, 0, 0, 225, 68, 0, 192, 168, 71, 0, 0, 0, 0, 0, 80, 10, 90, 0, 0, 0, 0, 0, 0, 0, 0, 21, 0, 2, 0, 0, 244, 1, 225, 0, 25, 10, 144, 1, 0, 0, 112, 65, 0, 0, 0, 63, 16, 0, 3, 0, 10, 215, 163, 60, 10, 215, 35, 59, 10, 215, 35, 59, 9, 0, 5, 0, 0, 0, 0, 0, 1, 51, 0, 9, 0, 10, 215, 163, 59, 205, 204, 204, 61, 225, 122, 148, 62, 41, 92, 15, 61, 0, 0, 0, 63, 0, 0, 0, 63, 154, 153, 89, 63, 154, 153, 25, 62, 1, 1, 0, 0, 128, 63, 6, 236, 81, 184, 61, 51, 51, 131, 64, 12, 0, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 131, 0, 254, 0, 2, 1, 5, 48, 117, 100, 0, 44, 1, 151, 7, 132, 3, 197, 0, 144, 1, 64, 1, 64, 1, 48, 117, 48, 117, 48, 117, 48, 117, 100, 0, 100, 0, 100, 0, 48, 117, 48, 117, 48, 117, 100, 0, 100, 0, 48, 117, 100, 0, 100, 0, 100, 0, 100, 0, 48, 117, 48, 117, 48, 117, 100, 0, 100, 0, 100, 0, 48, 117, 48, 117, 100, 0, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 44, 1, 0, 0, 0, 0, 98, 149, 0, 0 };
const uint8_t bsec_config_iaq[304] =
{ 0, 6, 4, 1, 61, 0, 0, 0, 0, 0, 0, 0, 24, 1, 0, 0, 40, 0, 1, 0, 137, 65, 0, 63, 0, 0, 64, 63, 205, 204, 76, 62, 0, 0, 225, 68, 0, 168, 19, 73, 0, 0, 0, 0, 0, 80, 10, 90, 0, 0, 0, 0, 0, 0, 0, 0, 21, 0, 2, 0, 0, 244, 1, 225, 0, 25, 10, 144, 1, 0, 0, 112, 65, 0, 0, 0, 63, 16, 0, 3, 0, 10, 215, 163, 60, 10, 215, 35, 59, 10, 215, 35, 59, 9, 0, 5, 0, 0, 0, 0, 0, 1, 51, 0, 9, 0, 10, 215, 163, 59, 205, 204, 204, 61, 225, 122, 148, 62, 41, 92, 15, 61, 0, 0, 0, 63, 0, 0, 0, 63, 154, 153, 89, 63, 154, 153, 25, 62, 1, 1, 0, 0, 128, 63, 6, 236, 81, 184, 61, 51, 51, 131, 64, 12, 0, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 131, 0, 254, 0, 2, 1, 5, 48, 117, 100, 0, 44, 1, 151, 7, 132, 3, 197, 0, 144, 1, 64, 1, 64, 1, 48, 117, 48, 117, 48, 117, 48, 117, 100, 0, 100, 0, 100, 0, 48, 117, 48, 117, 48, 117, 100, 0, 100, 0, 48, 117, 100, 0, 100, 0, 100, 0, 100, 0, 48, 117, 48, 117, 48, 117, 100, 0, 100, 0, 100, 0, 48, 117, 48, 117, 100, 0, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 44, 1, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 44, 1, 0, 0, 0, 0, 253, 222, 0, 0 };
// Create an object of the class Bsec
Bsec iaqSensor;
uint16_t stateUpdateCounter = 0;
uint8_t sendCounter = 0;
uint32_t cyclSend = 0;
bool trigger = false;
// Entry point for the example
void setup(void)
{
Serial.begin(115200);
delay(5000);
Serial.println("start");
// register group objects
knx.registerGroupObjects(groupObjects, 10);
// read adress table, association table, groupobject table and parameters from eeprom
knx.readMemory();
// register callback for reset GO
goTriggerSample.updateHandler = triggerCallback;
iaqSensor.begin(BME680_I2C_ADDR_SECONDARY, Wire);
checkIaqSensorStatus();
iaqSensor.setConfig(bsec_config_iaq);
checkIaqSensorStatus();
bsec_virtual_sensor_t sensorList[7] = {
BSEC_OUTPUT_RAW_TEMPERATURE,
BSEC_OUTPUT_RAW_PRESSURE,
BSEC_OUTPUT_RAW_HUMIDITY,
BSEC_OUTPUT_RAW_GAS,
BSEC_OUTPUT_IAQ_ESTIMATE,
BSEC_OUTPUT_SENSOR_HEAT_COMPENSATED_TEMPERATURE,
BSEC_OUTPUT_SENSOR_HEAT_COMPENSATED_HUMIDITY,
};
knx.setSaveCallback(saveBme680State);
knx.setRestoreCallback(loadBme680State);
if (knx.configured())
{
cyclSend = knx.paramInt(0);
Serial.printf("Zykl. send: %d\n", cyclSend);
}
// start the framework. Will get wifi first.
knx.start();
iaqSensor.updateSubscription(sensorList, 7, BSEC_SAMPLE_RATE_LP);
checkIaqSensorStatus();
String output = "Timestamp [ms], raw temperature [°C], pressure [hPa], raw relative humidity [%], gas [Ohm], IAQ, IAQ accuracy, temperature [°C], relative humidity [%]";
Serial.println(output);
}
// Function that is looped forever
void loop(void)
{
// don't delay here to much. Otherwise you might lose packages or mess up the timing with ETS
knx.loop();
// only run the application code if the device was configured with ETS
if(!knx.configured())
return;
if (iaqSensor.run())
{
String output = String(millis());
output += ", " + String(iaqSensor.rawTemperature);
output += ", " + String(iaqSensor.pressure);
output += ", " + String(iaqSensor.rawHumidity);
output += ", " + String(iaqSensor.gasResistance);
output += ", " + String(iaqSensor.iaqEstimate);
output += ", " + String(iaqSensor.iaqAccuracy);
output += ", " + String(iaqSensor.temperature);
output += ", " + String(iaqSensor.humidity);
Serial.println(output);
updateState();
if (sendCounter++ == cyclSend || trigger)
{
sendCounter = 0;
trigger = false;
goRawTemperature.objectWrite(iaqSensor.rawTemperature);
goPressure.objectWrite(iaqSensor.pressure);
goRawHumidity.objectWrite(iaqSensor.rawHumidity);
goGasResistance.objectWrite(iaqSensor.gasResistance);
goIaqEstimate.objectWrite(iaqSensor.iaqEstimate);
goIaqAccurace.objectWrite(iaqSensor.iaqAccuracy);
goTemperature.objectWrite(iaqSensor.temperature);
goHumidity.objectWrite(iaqSensor.humidity);
}
}
else {
checkIaqSensorStatus();
}
}
// Helper function definitions
void checkIaqSensorStatus(void)
{
if (iaqSensor.status != BSEC_OK) {
if (iaqSensor.status < BSEC_OK) {
String output = "BSEC error code : " + String(iaqSensor.status);
Serial.println(output);
for (;;)
errLeds(); /* Halt in case of failure */
}
else {
String output = "BSEC warning code : " + String(iaqSensor.status);
Serial.println(output);
}
}
if (iaqSensor.bme680Status != BME680_OK) {
if (iaqSensor.bme680Status < BME680_OK) {
String output = "BME680 error code : " + String(iaqSensor.bme680Status);
Serial.println(output);
for (;;)
errLeds(); /* Halt in case of failure */
}
else {
String output = "BME680 warning code : " + String(iaqSensor.bme680Status);
Serial.println(output);
}
}
}
void errLeds(void)
{
pinMode(LED_BUILTIN, OUTPUT);
digitalWrite(LED_BUILTIN, HIGH);
delay(100);
digitalWrite(LED_BUILTIN, LOW);
delay(100);
}
uint8_t* loadBme680State(uint8_t* buffer)
{
// Existing state in EEPROM
Serial.println("Reading state from EEPROM");
for (uint8_t i = 0; i < BSEC_MAX_STATE_BLOB_SIZE; i++) {
Serial.println(buffer[i], HEX);
}
iaqSensor.setState(buffer);
checkIaqSensorStatus();
return buffer + BSEC_MAX_STATE_BLOB_SIZE;
}
uint8_t* saveBme680State(uint8_t* buffer)
{
iaqSensor.getState(buffer);
checkIaqSensorStatus();
Serial.println("Writing state to EEPROM");
for (uint8_t i = 0; i < BSEC_MAX_STATE_BLOB_SIZE; i++) {
Serial.println(buffer[i], HEX);
}
return buffer + BSEC_MAX_STATE_BLOB_SIZE;
}
void updateState(void)
{
bool update = false;
if (stateUpdateCounter == 0) {
/* First state update when IAQ accuracy is >= 1 */
if (iaqSensor.iaqAccuracy >= 3) {
update = true;
stateUpdateCounter++;
}
}
else {
/* Update every STATE_SAVE_PERIOD minutes */
if ((stateUpdateCounter * STATE_SAVE_PERIOD) < millis()) {
update = true;
stateUpdateCounter++;
}
}
if (update) {
knx.writeMemory();
}
}
// callback from trigger-GO
void triggerCallback(GroupObject& go)
{
Serial.println("trigger");
Serial.println(go.objectReadBool());
if (!go.objectReadBool())
return;
trigger = true;
/* We call bsec_update_subscription() in order to instruct BSEC to perform an extra measurement at the next
possible time slot
*/
Serial.println("Triggering ULP plus.");
bsec_virtual_sensor_t sensorList[1] = {
BSEC_OUTPUT_IAQ_ESTIMATE,
};
iaqSensor.updateSubscription(sensorList, 1, BSEC_SAMPLE_RATE_ULP_MEASUREMENT_ON_DEMAND);
checkIaqSensorStatus();
}