122-32000 Parallax Inc, 122-32000 Datasheet - Page 331

• Manufacturer Part Number: 122-32000
• Description: MANUAL PROPELLER
• Manufacturer: Parallax Inc

Specifications of 122-32000

• Accessory Type: Manual
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: Propeller Education (PE) Kit
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

WORD
Declare word-sized symbol, word aligned/sized data, or read/write a word of main memory.
VAR
DAT
((PUB ┆ PRI))
((PUB ┆ PRI))
Explanation
WORD
on memory.
Word Variable Declaration (Syntax 1)
In
word-sized, or are any array of words. For example:
Symbol
WORD
WORD
WORD
VAR
•
•
•
•
•
1) declare a word-sized (16-bit) symbol or a multi-word symbolic array in a
2) declare word-aligned, and/or word-sized, data in a
3) read or write a word of main memory at a base address with an optional offset, or
4) access a word within a long-sized variable.
is one of three multi-purpose declarations (
blocks, syntax 1 of
Symbol
variable (Syntax 4).
Count
Symbol, arranged in an array from element 0 to element Count-1.
Data
BaseAddress
If Offset is omitted, BaseAddress is the actual address to operate on. If Offset is
specified, BaseAddress + Offset is the actual address to operate on.
Offset
or the offset from word 0 of Symbol.
Symbol
Data
[BaseAddress]
.WORD 〈
is a constant expression or comma-separated list of constant expressions.
WORD
is an optional expression indicating the offset from BaseAddress to operate on,
is an optional expression indicating the number of word-sized elements for
is the desired name for the variable (Syntax 1) or the existing name of the
〈
[Count ]
[Offset ]
can be used to:
is an expression describing the address of main memory to read or write.
〈
[Offset ]
〉
〉
WORD
is used to declare global, symbolic variables that are either
〉
4: Spin Language Reference –
BYTE
,
WORD
DAT
, and
block, or
Propeller Manual v1.0 · Page 331
LONG
) that declare or operate
VAR
block, or