◼1.1.2 Explanation of terminology
The meaning of the terminology used in this operation guide is as follows.
1. 1. The “Evaluation program and driver” is the zip file that is available from the Circuit Design website, that
contains the setup program, Operation Guide and so on.
The program is located on MU-4 documents page.
2. 2. The “Evaluation Program” is a program for evaluation of the MU-2-R and series of products, called the
MU-2-R Evaluation Software Program MU2-ESP. After installation it is found inside the “Circuit Design” folder
that appears on the desktop of your PC. MU-4 is compatible with commands and interface, also can use this
program.
◼1.1.3 Features
◆Power for the MU4-USB is supplied by the USB interface cable.
◆The COM port used is recognized as a VCP *1, and the user need only create a control program for accessing a
normal COM port.
◆Circuit diagrams for making user systems are publicly available.
◆The product can be embedded in a case, and can be used for making products for radio control from a PC.
◆Compact size (47 × 78 × 16 mm) fits in a small housing.
◆Features of the MU2-ESP evaluation program;
1. You can issue all commands for controlling the interface board with module.
2. There is a test program for checking the communication performance of the interface board with module.
3. There is an air monitor function for checking the status of radio waves in the field.
*1: Recognized as a VCP (virtual COM port) when the dedicated driver is installed.
◼1.1.4 Applications
◆Serial data transmission
Energy monitoring, data monitoring devices, handy terminals, barcode readers
◆Telecontrol
Remote control for construction machinery, display devices, motor control, lifters
Remote control of FA equipment
◆Telemetry
Water level monitors for rivers and dams, temperature and humidity gauges, rain gauges, pressure gauges,
voltmeters, ammeters
Systems used with MU4-USBIF must meet the following conditions.
1. OS: Windows 8 and 10
2. Hard disk capacity: 30 MB or more
3. Memory: 64 MB or more
