diff --git a/1209/5038/index.md b/1209/5038/index.md
new file mode 100644
index 0000000..89e2134
--- /dev/null
+++ b/1209/5038/index.md
@@ -0,0 +1,13 @@
+---
+layout: pid
+title: mdebug rswd protocol
+owner: frotz.net
+license: Apache 2.0
+site: http://github.com/swetland/mdebug/
+source: http://github.com/swetland/mdebug/
+---
+mdebug is a debugger for Cortex-M MCUs, including host debugger tools
+and firmware for the inexpensive LPC Link 2 debug probe board.
+
+This PID indicates support for the Remote Serial Wire Debug Protocol
+which the mdebug host tools and firmware speak over USB.