From 3d40f435408d321e57bb2089366f3032e4c3903d Mon Sep 17 00:00:00 2001
From: soederqvist_a <alexander.soederqvist@psi.ch>
Date: Thu, 16 Apr 2026 08:24:39 +0200
Subject: [PATCH] Status propagation and checksum

---
 db/epluse.db    | 15 ++++++++++++---
 db/epluse.proto |  2 +-
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/db/epluse.db b/db/epluse.db
index 17b260d..23c396d 100644
--- a/db/epluse.db
+++ b/db/epluse.db
@@ -1,20 +1,29 @@
-record(bo, "$(PREFIX):FETCH")
+record(calcout, "$(PREFIX):FETCH")
 {
    field(DTYP, "stream")
    field(DESC, "Initialization parameters")
-   field(OUT,"@$(PROTO) fetch_rht($(PREFIX)) $(PORT) 0")
-   field(SCAN,"1 second")
+   field(CALC, "0")
+   field(OUT,  "@$(PROTO) fetch_rht($(PREFIX)) $(PORT) 0")
+   field(SCAN, "1 second")
+   field(FLNK, "$(PREFIX):FANOUT")
+}
+
+record(fanout, "$(PREFIX):FANOUT") {
+   field(LNK1, "$(PREFIX):TEMP")
+   field(LNK2, "$(PREFIX):RELHUM")
 }
 
 record(ai, "$(PREFIX):TEMP")
 {
    field(DESC, "Temperature")
+   field(INP, "$(PREFIX):FETCH.A NPP MS")
    field(EGU, "degC")
 }
 
 record(ai, "$(PREFIX):RELHUM")
 {
    field(DESC, "Relative Humidity")
+   field(INP, "$(PREFIX):FETCH.B NPP MS")
    field(EGU, "%RH")
 }
 
diff --git a/db/epluse.proto b/db/epluse.proto
index cd2987c..2cb901d 100644
--- a/db/epluse.proto
+++ b/db/epluse.proto
@@ -30,5 +30,5 @@ fetch_rht {
     # I try to handle this with with ?*c command, but it doesn't work
     # Possibly check with Dirk sometime how to make this work, if possible
     # For now ignore extra data
-    in 0xca 0x8b 0x67 0x0A 0x06 0x00 "%(\$1:TEMP)#R%(\$1:RELHUM)#R%<sum8>";
+    in 0xca 0x8b 0x67 0x0A 0x06 0x00 "%(A)#R%(B)#R%<sum8>";
 }