Campbell Scientific CR1000KD CR800 and CR850 Measurement and Control Systems - Page 368
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Section 8. Operation "SECONDS","NANOSECONDS","RN Min","Smp" "ULONG","ULONG","ULONG","FP2","FP2" 376 }Ÿp' E1HŒŸp' E1H›Ÿp' E1HªŸp' E1H¹Ÿp' E1H 8.6.3.5 Control CRBasic program language logic can be configured to allow remote access to many control functions by means of changing the value of a variable. 8.6.3.5.1 SetValueEx Command SetValueEx allows a web client to set a value in a host CR800 CRBasic variable. http://ip_address/?command=SetValueEx&uri=dl:table.variable&valu e=x.xx SetValueEx requires a minimum .csipasswd access level of 2 (set variables allowed). Table 91. SetValueEx API Command Parameters uri value Specifies the variable that should be set in the following format: dl:tablename.fieldname Specifies the value to set The following table lists optional output formats for SetValueEx result codes. If not specified, result codes output as HTML. Result Code Output Option Result Code Output Format Content-Type Field of HTTP Response Header html HTML text/html format json CSIJSON application/json xml CSIXML text/xml Example: &format=html Specifies the format of the response. The values html, json, and xml are valid. If this parameter is omitted, or if the value is html, empty, or invalid, the response is HTML. Examples: http://192.168.24.106/?command=SetValueEx&uri=dl:public.NaOH_Set pt_Bal2&value=3.14 Response: the public variable settable_float is set to 3.14. http://192.168.24.106/?command=SetValueEx&uri=dl:public.flag&val ue=-1&format=html Response: the public Boolean variable Flag(1) in is set to True (‐ 1). 368
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