Campbell CR800 Series, Руководство оператора

Страница: 208 / 598

Section 7. Installation
208
Use the following CRBasic instructions. Refer to CRBasic Editor Help for
complete information.
DisplayMenu()
Marks the beginning and end of a custom menu. Only one allowed per
program.
Note Label must be at least six characters long to mask default display
clock.
EndMenu
Marks the end of a custom menu. Only one allowed per program.
DisplayValue()
Defines a label and displays a value (variable or data table value) not to be
edited, such as a measurement.
MenuItem()
Defines a label and displays a variable to be edited by typing or from a pick
list defined by MenuPick ().
MenuPick()
Creates a pick list from which to edit a MenuItem() variable. Follows
immediately after MenuItem() . If variable is declared As Boolean ,
MenuPick() allows only True or False or declared equivalents. Otherwise,
many items are allowed in the pick list. Order of items in list is determined by
order of instruction; however, item displayed initially in MenuItem() is
determined by the value of the item.
SubMenu() / EndSubMenu
Defines the beginning and end of a second-level menu.
Note SubMenu() label must be at least six characters long to mask
default display clock.
CRBasic example Custom Menus
(p. 211)
demonstrates how to program a custom
menu to facilitates viewing data, entering notes, and controlling a device.
Following is a list of figures that show the organization of the custom menu.
Custom Menu Example — Home Screen
(p. 209)
Custom Menu Example — View Data Window
(p. 209)
Custom Menu Example — Make Notes Sub Menu
(p. 209)
Custom Menu Example — Predefined Notes Pick List
(p. 210)
Custom Menu Example — Free Entry Notes Window
(p. 210)
Custom Menu Example — Accept / Clear Notes Window
(p. 210)
Custom Menu Example — Control Sub Menu
(p. 211)