thooge/esp32-nmea2000-obp60
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Code Releases Activity

allow to set XDR mappings from user tasks

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This commit is contained in:
andreas
2023-10-24 18:20:01 +02:00
parent 4b3c6f13b4
commit f0643b636a
8 changed files with 162 additions and 61 deletions
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35
lib/exampletask/GwExampleTask.cpp
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@@ -6,7 +6,7 @@
#include "GwApi.h"
#include "GWConfig.h"
#include <vector>
#include "N2kMessages.h"
/**
* INVALID!!! - the next interface declaration will not work
* as it is not in the correct header file
@@ -32,7 +32,24 @@ void exampleInit(GwApi *api){
//you could also compute this value from some own configuration
//for this example it would make a lot of sense to declare a capability
//to hide this config item from the UI - see header file
api->getConfig()->setValue(api->getConfig()->minXdrInterval,"50");
api->getConfig()->setValue(api->getConfig()->minXdrInterval,"50");
//check if we should simulate some voltage measurements
//add an XDR mapping in this case
String voltageTransducer=api->getConfig()->getString(GwConfigDefinitions::exTransducer);
if (!voltageTransducer.isEmpty()){
int instance=api->getConfig()->getInt(GwConfigDefinitions::exInstanceId);
GwXDRMappingDef xdr;
xdr.category=GwXDRCategory::XDRBAT;
xdr.direction=GwXDRMappingDef::Direction::M_FROM2K;
xdr.field=0; //refer to xdrconfig.json to pick up the field id (the index in the field list) - in this case 0 for Voltage
xdr.selector=0; //refer to xdrconfig.json - there is no selector under Battery, so we can leave it empty
xdr.instanceMode=GwXDRMappingDef::IS_SINGLE; //we just map exactly our instance
xdr.instanceId=instance;
xdr.xdrName=voltageTransducer;
if (!api->addXdrMapping(xdr)){
api->getLogger()->logDebug(GwLog::ERROR,"unable to set our xdr mapping %s",xdr.toString().c_str());
}
}
}
#define INVALID_COORD -99999
class GetBoatDataRequest: public GwMessage{
@@ -120,6 +137,8 @@ void exampleTask(GwApi *api){
ExampleNotWorkingIf nw1;
bool nwrs=apiSetExampleNotWorkingIf(api,nw1);
LOG_DEBUG(GwLog::LOG,"exampleNotWorking update returned %d",(int)nwrs);
String voltageTransducer=api->getConfig()->getString(GwConfigDefinitions::exTransducer);
int voltageInstance=api->getConfig()->getInt(GwConfigDefinitions::exInstanceId);
while(true){
delay(1000);
/*
@@ -227,6 +246,18 @@ void exampleTask(GwApi *api){
LOG_DEBUG(GwLog::LOG,"exampleIf update rs=%d,v=%d,s=%s",(int)rs,e1.count,e1.someValue.c_str());
ExampleTaskIf e3=apiGetExampleTaskIf(api,apiResult);
LOG_DEBUG(GwLog::LOG,"exampleIf after update rs=%d,v=%d,s=%s",apiResult,e3.count,e3.someValue.c_str());
if (!voltageTransducer.isEmpty()){
//simulate some voltage measurements...
double offset=100.0*(double)std::rand()/RAND_MAX - 50.0;
double simVoltage=(1200.0+offset)/100;
LOG_DEBUG(GwLog::LOG,"simulated voltage %f",(float)simVoltage);
tN2kMsg msg;
SetN2kDCBatStatus(msg,voltageInstance,simVoltage);
//we send out an N2K message
//and as we added an XDR mapping, we will see this in the data dashboard
//and on the NMEA0183 stream
api->sendN2kMessage(msg);
}
}
vTaskDelete(NULL);

27
lib/exampletask/config.json
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@@ -20,5 +20,30 @@
"capabilities": {
"testboard":"true"
}
},
{
"name": "exTransducer",
"label": "voltage transducer name",
"type": "String",
"default": "",
"description": "set the name for the xdr transducer for the simulated voltage, leave empty to disable ",
"category": "example",
"capabilities": {
"testboard":"true"
}
},
{
"name": "exInstanceId",
"label": "voltage instance id",
"type": "number",
"default": 99,
"description": "the N2K instance id for the simulated voltage ",
"category": "example",
"min": 0,
"max": 255,
"check": "checkMinMax",
"capabilities": {
"testboard":"true"
}
}
]
]