Siemens LOGO! CIM, Operating Manual

Page: 11 / 91

Application and functions
1.2 Universal Data Model
LOGO! CIM
Operating Manual, 10/2021, A5E51250518-AA
11
System variable
SV (System variable) is used to save some system data, such as, position, time, power state,
mini PCIe module information and so on.
Item Type Size Ad-
dress
comments Sample for Restful Inter-
face
Time
valid flag bool 1 bit 896.0 Valid flag for the time value /pi/rest/vx896.0
UNIX
timestamp
double un-
signed
4 bytes 897 Current time, seconds since 1970-1-1
00:00:00
Unit: second
/pi/rest/vdu897
year unsigned 2 bytes 901 Current data, year /pi/rest/vu901
month short unsigned 1 bytes 903 Current data, month /pi/rest/vsu903
day short unsigned 1 bytes 904 Current data, month day /pi/rest/vsu904
hour short unsigned 1 bytes 905 Current time, hour /pi/rest/vsu905
minute short unsigned 1 bytes 906 Current time, minute /pi/rest/vsu906
second short unsigned 1 bytes 907 Current time, second /pi/rest/vsu907
Position
valid flag bool 1 bit 916.0 Valid flag for all the position value /pi/rest/vx916.0
latitude short int 1 byte 917 1: N; -1: S /pi/rest/vsi917
short unsigned 1 byte 918 Latitude's degree
Unit: degree
/pi/rest/vsu918
short unsigned 1 byte 919 Latitude's minute
Unit: minute
/pi/rest/vsu919
short unsigned 1 byte 920 Latitude's second
Unit: second
/pi/rest/vsu920
real 4 bytes 921 Latitude's degree in float format
Unit: degree
/pi/rest/vr921
longitude short int 1 byte 925 1: E; -1: W /pi/rest/vsi925
short unsigned 1 byte 926 Longitude's degree
Unit: degree
/pi/rest/vsu926
short unsigned 1 byte 927 Longitude's minute
Unit: minute
/pi/rest/vsu927
short unsigned 1 byte 928 Longitude's second
Unit: second
/pi/rest/vsu928
real 4 bytes 929 Longitude's degree in float format
Unit: degree
/pi/rest/vr929