diff --git a/devsupApp/src/devsup/__init__.py b/devsupApp/src/devsup/__init__.py
index dd8da5a..fb4c634 100644
--- a/devsupApp/src/devsup/__init__.py
+++ b/devsupApp/src/devsup/__init__.py
@@ -75,6 +75,15 @@ def _init(iocMain=False):
 device(waveform, INST_IO, pydevsupComIn, "Python Device")
 device(aai, INST_IO, pydevsupComIn, "Python Device")
 device(aao, INST_IO, pydevsupComOut, "Python Device")
+
+device(calcout, INST_IO, pydevsupComOut, "Python Device")
+
+device(int64in, INST_IO, pydevsupComIn, "Python Device")
+device(int64out, INST_IO, pydevsupComOut, "Python Device")
+
+device(lsi, INST_IO, pydevsupComIn, "Python Device")
+device(lso, INST_IO, pydevsupComOut, "Python Device")
+
 """.encode('ascii'))
         F.flush()
         _dbapi.dbReadDatabase(F.name)