HME system 20 drive-thru timer system operations manual.pdf
HME system 20 drive-thru timer system operations manual.pdf
HME system 20 drive-thru timer system operations manual.pdf
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APPENDIX C<br />
PC Interface Setup<br />
To interface the System <strong>20</strong>A with a personal computer serial port, you must have an RS232<br />
interface cable. If you do not, see page 39 for ordering information, or it can be purchased at<br />
most computer stores. The cable must be connected to the 9-pin connector on top of the System<br />
<strong>20</strong>A control unit, and to the RS232 serial port on the PC.<br />
For detailed PC interface information, the System <strong>20</strong>A Serial Control Interface Description,<br />
<strong>HME</strong> part number 400268 can be ordered by calling the number below.<br />
If you have any questions, please contact <strong>HME</strong> at 1-800-848-4468.<br />
46
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