From 87499e9191970b3dc0ea4d7d270930976c852cf2 Mon Sep 17 00:00:00 2001
From: Gary Yendell <gary.yendell@diamond.ac.uk>
Date: Thu, 21 Aug 2025 16:18:17 +0000
Subject: [PATCH] Pass bool record *NAM fields for Bool() Attributes

---
 src/fastcs/transport/epics/ca/util.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/fastcs/transport/epics/ca/util.py b/src/fastcs/transport/epics/ca/util.py
index 66af0cd2a..312252ee3 100644
--- a/src/fastcs/transport/epics/ca/util.py
+++ b/src/fastcs/transport/epics/ca/util.py
@@ -92,6 +92,9 @@ def _verify_in_datatype(_, value):
                     return value in datatype.names
 
                 arguments["validate"] = _verify_in_datatype
+        case Bool():
+            arguments["ZNAM"] = "False"
+            arguments["ONAM"] = "True"
 
     return arguments