When connected to PC, the module will appear as a serial port in Windows Device Manager (or a serial tty device in Linux and Mac). The module communicates with the host PC over a full-speed USB link. This product has eight onboard relays and associated drivers capable of controlling a variety of devices including lamps, motors, locks, etc… (Please see recommendations for using this product with inductive loads elsewhere in this document). Visual Basic for Applications (Microsoft Office VBA)Ī complete list of sample code is available here.Visual Basic (VB6, VB2008, VB2010 express and other editions).Or any other operating system that supports USB CDC devices.Īnd these are some of the languages that can be used for programming:.Windows XP and later versions (Windows 7, 8/8.1, 10 and future versions).This product is compatible with the following operating systems: Some of the possible uses of this module include No vendor specific libraries or APIs required.Can be controlled by using standard serial console applications or custom applications.Digital circuitry can be powered from USB or external power supply.Relay contacts available on easy to access screw terminals.As easy as using a serial port, no USB knowledge required ![]() 8 Solid State Relay with contact rating up to 3A.For power users, this module can be controlled by writing programs in various programming languages. This simplicity allows the use of off-the-shelf Terminal Emulation programs such as Hyper Terminal and PUTTY for controlling the module with a simple set of human-readable commands. ![]() Built-in USB to serial conversion allows the module to be used without any USB specific knowledge. Ease of use and wider operating system compatibility are the primary goals behind this product’s design. Numato Lab’s 8 USB Solid State Relay Module is a great product for controlling electrical and electronic devices remotely from a PC or Mobile Device over a USB link.
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