WR-ON / WR-OFF

[TBD] change this to SCH-ON and SCH-OFF
 
WR-ON
Purpose:     To find when a schedule (weekly routine) is set to come on.
 
Format:     WR-ON( expression1 , expression2 )
 
Description:     expression1 = schedule number (1-16)
                          expression2 = which on event in the day (1-4)
 
Example:     10 VAR1 = WR-ON( 1 , 1 )
 
WR-OFF
 
Purpose:     To find when a weekly routine is set to go off.
 
Format:     WR-OFF( expression1 , expression2 )
 
Description:     expression1 = routine number (1-16) expression2 = which time off (1-4)
 
Example:     10 VAR1 = WR-OFF( 1 , 1 )