9. Data Formatting Restrictions . 



The following ASCII control characters must not appear in 



the DCPRS message: DLE , NAK, SYN, ETB, CAN, GS , RS, SOH, 



STX, ETX, ENQ, and ACK. EOT characters may appear only at 

 the end of transmission. 



10. The DCPRS reporting time shall always be within 30 seconds 

 of its assigned reporting time. 



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