User`s manual
67
Magtrol Model DSP6001 Dynamometer Controller
Chapter 8 – Computer Controlled Operation
OPERATION
Note: If the desired results did not occur, please see Chapter 10
– Troubleshooting.
DIGITAL GROUND
4.
2.
3.
6.
1.
5.
7.
8.
9.
DSP6001 PC
5. GND (SIGNAL GROUND)
1. DCD (DATA CARRIER DETECT)
6. DSR (DATA SET READY)
3. TX (TRANSMIT DATA)
2. RX (RECEIVE DATA)
4. DTR (DATA TERMINAL READY)
9. RI (RING INDICATOR)
8. CTS (CLEAR TO SEND)
7. RTS (REQUEST TO SEND)
TX
RX
N/C
GND
Figure 8–4 Straight Through Pin-to-Pin Cable Connection
8.2.2 CoMMUniCation paraMeterS
• Noparity
• 8databits
• 1stopbit
8.2.3 BaUD rate
There are several different baud rates to choose from including 300, 600, 1200, 2400, 4800, 9600
and 19200. To set up the desired baud rate, follow the instructions below.
1. Press SHIFT and release.
2. Press the COM SETUP button. The display will appear as shown in Figure 8–2 Com Setup
Menu Display.
3. Press the button under the RS-232 BAUD display until the desired baud rate is reached.
4. Press SHIFT to return to main menu.
8.3 CHECKING THE DSP6001-TO-PC CONNECTION
Note: Make sure that the DSP6001 and its host computer are communicating
before acquiring data.
1. Make sure the primary GPIB address is set correctly for the DSP6001.
2. Set the input variable to 15 characters (13 variable characters and the two required data
termination characters CR and LF. See Section 8.5 – Programming.)
3. Issue output data command “OD” and read 15 characters according to the instructions for
your GPIB interface or serial.
Desired Results
• Torque/speeddatawillbereturned.
• TheerrormessageI/OERRORdoesnotappearonthedisplaypanel.