The NodeUtil utility is a LonWorks network diagnostic and exploration tool used to examine
LonWorks devices and networks when higher-level engineering tools or databases are not ava…
The Event Enrollment object is defined by the standard as information related to the management of events for BACnet systems. Events are essentially changes in the value of any property concerning any…
The article discusses some of the typical difficulties encountered when handling 32-bit data types via Modbus RTU and offers practical help for solving these problems.
The point-to-point Modbus pro…
After configuring the Devices (and Objects), Ports, and Names in the Visual Test Shell (VTS) the next step is
to begin sending packets. Packets can be sent…
The data structure of information inside a BACnet device isn't important to the outside world and can be
structured by the manufacturer in a way that seams fit. What is important is a def…
The BACnet File object represents a file stored within a BACnet
device and accessed through standardized File Services.
File objects allow BACnet clie…
In an assembly where the Fieldserver device is reading from a Modbus device on Modbus RTU (Serial) or Modbus TCP/IP (Ethernet), and then serving to another Modbus device on Modbus TCP/IP or Modbus RTU…
Modbus is a widely used, open industrial communication protocol that allows software applications and devices to exchange data over serial connections or TCP/IP networks. Engineers…
Converting Modbus 16 bit numbers to 32 bit numbers
Often the Vendor documentation does not report the byte order in which registers are served or the order in which words must be combined to form 32 b…