Implement demo of DER comms

server/asn1/StudySystemProtocol.asn1

@@ -0,0 +1,11 @@
+StudySystemProtocol DEFINITIONS EXPLICIT TAGS ::= BEGIN
+
+Request ::= CHOICE {
+	foo [0] NULL
+}
+
+Response ::= CHOICE {
+	msg [0] UTF8String
+}
+
+END