Appendix A. CRBasic Programming Instructions
487
MenuPick
CreatesalistofselectableoptionsthatcanbeusedwheneditingaMenuItem
value.
Syntax:
MenuPick(Item1, Item2, Item3...)
DisplayValue
Definesthenameandassociateddata‐tablevalueorvariableforanitemina
custommenu.
Syntax:
DisplayValue("MenuItemName", Expression)
SubMenu/EndSubMenu
Definethebeginningandendingofasecond‐levelmenuforacustommenu.
Syntax:
DisplayMenu("MenuName", 100)
SubMenu("MenuName")
[menu definition]
EndSubMenu
EndMenu
A.11 Serial Input / Output
Read More! See Serial I/O (p. 201).
MoveBytes
Movesbinarybytesofdataintoadifferentmemorylocationwhentranslating
big‐endiantolittle‐endiandata.
Syntax
MoveBytes(Destination, DestOffset, Source, SourceOffset,
NumBytes)
SerialBrk
SendsabreaksignalwithaspecifieddurationtoaCR800serialport.
Syntax
SerialBrk(Port, Duration)
SerialClose
ClosesacommunicationsportthatwaspreviouslyopenedbySerialOpen.
Syntax
SerialClose(ComPort)
SerialFlush
Clearsanycharactersintheserialinputbuffer.
Syntax
SerialFlush(ComPort)
SerialIn
Setsupacommunicationsportforreceivingincomingserialdata.
Syntax
SerialIn(Dest, ComPort, TimeOut, TerminationChar,
MaxNumChars)