intermediate: add SPI/SSI task and DMS22B sensor

lib/spitask/GWDMS22B.cpp

@@ -0,0 +1,62 @@
+/*
+  (C) Andreas Vogel andreas@wellenvogel.de
+  This code is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+  This code is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+#include "GWDMS22B.h"
+#define PREFIX1 "DMS22B11"
+class GWDMS22B : public SSISensor{
+    uint32_t zero=2047;
+    public:
+    using SSISensor::SSISensor;
+    virtual bool preinit(GwApi * api){
+        GwLog *logger=api->getLogger();
+        LOG_DEBUG(GwLog::LOG,"DMS22B configured, prefix=%s",prefix.c_str());
+        api->addCapability(prefix,"true");
+        return true;
+    }
+    virtual void measure(GwApi * api,BusType *bus, int counterId){
+        GwLog *logger=api->getLogger();
+        uint32_t value=0;
+        esp_err_t res=readData(value);
+        if (res != ESP_OK){
+            LOG_DEBUG(GwLog::ERROR,"unable to measure %s: %d",prefix.c_str(),(int)res);
+        }
+        LOG_DEBUG(GwLog::LOG,"measure %s : %d",prefix.c_str(),value);
+    }
+    #define DMS22B(prefix)\
+        CFG_GET(act,prefix); \
+        CFG_GET(iid,prefix); \
+        CFG_GET(intv,prefix); \
+        CFG_GET(zero,prefix);
+    virtual void readConfig(GwConfigHandler *cfg){
+        if (prefix == PREFIX1){
+            DMS22B(DMS22B11);
+            busId=GWSPIHOST1;
+            bits=12;
+            clock=500000;
+            #ifdef GWDMS22B11_CS
+            cs=GWDMS22B11_CS;
+            #else
+            cs=-1;
+            #endif
+        }
+        //TODO: other
+    }
+};
+
+void registerDMS22B(GwApi *api,SpiSensorList &sensors){
+    #ifdef GWDMS22B11
+        GWDMS22B *dms=new GWDMS22B(api,PREFIX1);
+        sensors.add(dms);
+    #endif
+}