Table of Contents
Advertisement
menu before you start printing.
4.7 Factory settings
5. data transmission protocol RS-232
The SW 1000/2000 sound level meter is equipped with a serial interface RS-232 The
user can modify the configuration of the sound level meter via the serial interface and
start and stop the sound level meter, request the current measured value parameters
and process the results further. The operation via the serial interface does not change
the operation via the keyboard.
5.1 Hardware configuration and interface settings
The SW 1000/2000 device uses a 3-wire serial interface, the physical socket is a
6-pin PS/2 socket. The following is the definition of the RS-232 interface:
Transmission settings for RS-232:
Transmission mode
Synchronous
mode
Baud rate
Data bits
Stop bits
Parity
Data flow control
SW-BA-e-2020
If the user selects the Manual option, the user
must click Print Now and press the <Enter> key
to print the measurement data.
☆Note : Switch to the Printer mode in the RS-232
Factory settings offer the possibility to reset all parameters that
have been changed by the users to the factory settings. The
parameters are initialized with the default values. Use the arrow
keys <◄>, <►> to select Y (Yes) or N (No). If you select Y (Yes)
and press the <Enter> key, the parameter will be initialized. If you
select N (No) or press the ESC key, the reset will be cancelled.
6
4
2
Full duplex
/asynchronous
Asynchronous transmission
4800 bps, 9600 bps, 19200 bps
8 bits
1 bit
None
Observe the time data in the table with the
nominal parameters.
5
1. NC
2. GRO
UND
3
3. NC
4. TXD
1
5. NC
6. RXD
39
Advertisement
Table of Contents
