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Important, Calculating the

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13

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How to properly test an RS-232 connection between a PC and most SmartAVI RS-232 compliant devices

After you have established a connection to your device use the

following commands:





























 





 







 







 

 

 

 

























 



 

stands for CHECKSUM: the value is

calculated by performing an XOR of the full com-

mand string. For example: //F00M12I03 will XOR

to the hexadecimal value 0x42, therefore the value

of is 0x42.

CALCULATING THE

IMPORTANT

RS-232 Specifications (continued)