D Command Syntax
It is possible to control the instrument over the RS 232 or the USB port with an external computer.
It is also possible to write your own test program for a full customized test procedure.
D.1 Serial Interface
Related Firmware 2.6.0.0 and later.
Interface Parameters
Parameter
Port
Baudrate
Databit
Stopbits
Parity
TxD (WR-> Host)
RxD (Host-> WR)
Gnd
Value
RS232
38400Baud
8 Bit
1 Bit
No
Pin 2
Pin 3
Pin 5
Command Syntax
Cmd [Para[,Para2..]] LF”
Separator for Cmd and Parameters ‘ ‘ (space 0x20)
Separator for Parameters: ‘,’
Numeric Format of Numbers: float ( C - Language), “.” as decimal point
Format of Strings: all ASCII Characters from 0x20 to 0xff]
Standard Response / Error Messages
“*1 Ok”l
“*2 Syntax error”
“*3 Out of range”
“*4 Fail”
“*5 Missing parameter”
“*6 Too many parameter”
“*7 Out of Range Meas”
“*8 Internal”
Command successful
Command unknown
Parameter is out of allowed range
Command is not allowed (at this time)
Too less Parameters
Too many Parameters
Range change not allowed while Measuring
Internal Error occurred
Compatibility all commands are valid for the WR series
examples must be adapted
to each system type:
WR14, WR50, WR100
A description of all commands (90014 Command Set WRxx) is stored on the delivered USB-Key.
The newest version can always be downloaded from the internet at www.raytech.ch.
Instruction Manual Winding Resistance Meter
Type WR100 / WR50 / WR14
Page 122 of 139
