diff --git a/frappy_psi/ionopimax.py b/frappy_psi/ionopimax.py
index 75e64d1..a311211 100644
--- a/frappy_psi/ionopimax.py
+++ b/frappy_psi/ionopimax.py
@@ -59,7 +59,7 @@ class Base:
             f.write(value)
 
     def read_status(self):
-        if self.status is None:
+        if self._status is None:
             return IDLE, ''
         return self._status
 
@@ -69,7 +69,7 @@ class DigitalInput(Base, Readable):
 
     def initModule(self):
         super().initModule()
-        if self._devclass == 'digital_io'
+        if self._devclass == 'digital_io':
             self.write(f'{self.addr}_mode', 'inp')
 
     def read_value(self):