From 71012ce20c17e09e131cc81e7a90797e0b71b237 Mon Sep 17 00:00:00 2001
From: zhangqian <zhangqian@123.com>
Date: 星期四, 26 十月 2023 15:10:38 +0800
Subject: [PATCH] plc读取支持两个寄存器
---
service/plc.go | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/service/plc.go b/service/plc.go
index a0240ab..2af5f40 100644
--- a/service/plc.go
+++ b/service/plc.go
@@ -97,7 +97,9 @@
if len(value) == 2 {
val = binary.BigEndian.Uint16(value)
} else if len(value) == 4 {
- val = binary.BigEndian.Uint32(value)
+ low16Val := binary.BigEndian.Uint32(value[:2])
+ high16 := binary.BigEndian.Uint32(value[2:]) << 16
+ val = low16Val + high16
} else {
logx.Errorf("plc read get an unknown int value: %v, address:%v", value, address)
return nil, errors.New(fmt.Sprintf("unknown int value锛�%v", value))
--
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