From 569809b0b3c759e818aac155d087c97d5689c739 Mon Sep 17 00:00:00 2001
From: sirhc808 <sirhc808@gmail.com>
Date: Tue, 2 Jul 2019 11:30:53 -0500
Subject: [PATCH] capture existing implementation in UML

---
 doc/design/JT9ReceiveDatapath.puml | 31 ++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 doc/design/JT9ReceiveDatapath.puml

diff --git a/doc/design/JT9ReceiveDatapath.puml b/doc/design/JT9ReceiveDatapath.puml
new file mode 100644
index 000000000..c6b367b14
--- /dev/null
+++ b/doc/design/JT9ReceiveDatapath.puml
@@ -0,0 +1,31 @@
+@startuml
+
+hide footbox
+
+participant Detector
+participant MainWindow
+participant SHM
+participant jt9.f90
+participant decoder.f90
+participant ft8_decode.f90
+
+Detector -> MainWindow : dataSink()
+
+activate MainWindow
+MainWindow -> MainWindow : decode()
+MainWindow -> MainWindow : decodeBusy()
+
+MainWindow -> SHM : memcpy()
+MainWindow -> jt9.f90 : doorbell
+deactivate MainWindow
+
+activate jt9.f90
+jt9.f90 -> decoder.f90 : multimode_decoder()
+
+decoder.f90 -> ft8_decode.f90 : decode()
+ft8_decode.f90 -> decoder.f90 : ft8_decoded()
+decoder.f90 -> jt9.f90
+
+jt9.f90 -> MainWindow : readFromStdout()
+
+@enduml