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8 USB Interface
8
USB Interface
USB interface is used to read the indicated values of the TM400 and to write the setting values into
the TM400. This interface is convenient for processing such as totals and records by connecting the
TM400 to a PC. Furthermore, reading and writing setting values and reading graph data are
possible using a dedicated PC application.
Communication specifications
Communication standard
Class
Transmission speed
Bit configuration
Code
Connector
PC operating environment
OS
Display
Chapter
USB port
8
USB driver
USB driver installation
In order to connect the USB of the TM400, USB driver must be installed.
For details, refer to the FTDI website, and download and install the driver following the procedure.
Guide
Driver
USB connection
Connect with a USB cable.
The USB connector of the TM400 is mini-B TYPE.
Virtual COM port check
Check the virtual COM port number to which the TM400 is connected from the Device Manager of
the PC.
38
38
USB Ver.2.0 compliant, full speed (12Mbps)
Communication class
Select from 9600, 19200, 38400, 57600, 115.2k, 230.4k, or 691.2k bps
Start bit:
Data bit:
Stop bit:
Parity bit: Select from NONE, even number, or odd number
Delimiter during transmission: Select from CR or CR+LF
ASCII
mini-B TYPE
Windows 7 Home Premium/Professional/Ultimate 32/64 bit
800x640 pixel or above
One free port
Virtual COM Port (VCP) Drivers (developed by FTDI Limited)
http://www.ftdichip.com/Support/Documents/InstallGuides.htm
http://www.ftdichip.com/Drivers/VCP.htm
1 bit
Select from 7 or 8 bit
Select from 1 or 2 bit
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