Xylem System 5000 BASIC Manual - Manual (Page 25)

23
Basic Commands and Functions
A parameter to the DATETIME function returning the number of seconds elapsed fromJan 1, 1970
00:00:00 until today’s date at 00:00:00.
var = DATETIME(EPOCHDAY) REM stores 1893283200
EPOCHDAY
Used in conjunction with the GETPOWER command, ETHERNET requests the current state of the
Ethernet port (10/100 BaseT) and stores the value in the given variable. A 1 is stored if On, 0 if Off.
Used in conjunction with the SETPOWER command, ETHERNET specifies the Ethernet port (10/100
BaseT) to Ethernet port On, and numbers less than or equal to zero will turn the Switched +12 Volt
Off.
Used as a parameter to the OPEN command, attaches to the listening port associated with the
program. This parameter has been deprecated and replaced with the LISTENER parameter. See
LISTENER and the OPEN command below for more information.
ETHERNET
A parameter to the DATETIME function returning the number of seconds elapsed since Jan 1, 1970
00:00:00.
var = DATETIME(EPOCH) REM stores 1893300182
EPOCH
Ends the Basic program with a custom error message. Primarily intended for troubleshooting Basic
programs.
var = 12
IF (var > 10) THEN
ERROR “Number too large - this shouldn’t happen!”
ENDIF
PRINT “Already Ended” REM never prints as program has ended
ERROR
Used in conjunction with the GETDB command, ERRORSTR requests the System 5000™’s Default
Error String as specified in the System Settings screen and stores it in the given string variable. This
value defaults to -99.99.
GETDB ERRORSTR, var$ REM stores the Default Error String in var$
ERRORSTR