diff --git a/i2cserv/i2cthread.py b/i2cserv/i2cthread.py
index 05ae1a9267b5aa22c8ba4c84c43451d3a2929dfe..7fe2035012a99d33a4fc9ce7e68cde24fd813945 100644
--- a/i2cserv/i2cthread.py
+++ b/i2cserv/i2cthread.py
@@ -41,7 +41,7 @@ def runmethod(conf,Qout,methodid,mask):
                 sleep(value[0]/1000.)
                 continue;
             v1=conf.getvarid(key)
-            if v1: 
+            if not(v1 is None): 
                 if value[0]=='Update':
                    #mask=
                    getvar(conf,Qout,v1,mask)
diff --git a/i2cserv/spibitbang1.py b/i2cserv/spibitbang1.py
index 2148d30938c305512540f566afdf609533fd0aa7..4bbfb01c0c31fc3cc548979dc9bac574c85e5ac6 100644
--- a/i2cserv/spibitbang1.py
+++ b/i2cserv/spibitbang1.py
@@ -31,7 +31,7 @@ class spibitbang1(hwdev):
 #        SDIOdirdev=self.conf['devreg'][SPIBB_pins.SDIOdir.value]
 #        SDIOdirpin=self.conf['parameters'][SPIBB_pins.SDIOdir.value]
 
-        logging.info(str(("SPIbb set",ADC_address,value)))
+        logging.debug(str(("SPIbb set",ADC_address,value)))
         SetI2C=self.conf['parentcls'].SetVarValue
         ADC_bytes = 0x00
         ADC_rw    = 0x00 # 0 for write, 1 for read
@@ -62,7 +62,7 @@ class spibitbang1(hwdev):
 #        print("SDO",SDOdev,SDOpin)
 #        print("CLK",CLKdev,CLKpin)
 #        print("DIR",SDIOdirdev,SDIOdirpin)
-        logging.info(str(("SPIbb get",ADC_reg_address)))
+        logging.debug(str(("SPIbb get",ADC_reg_address)))
           
         ADC_bytes = 0x00
         ADC_rw    = 0x01 # 0 for write, 1 for read