plc读取支持两个寄存器

zhangqian

2023-10-26 71012ce20c17e09e131cc81e7a90797e0b71b237

plc读取支持两个寄存器

 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：%v", value))