122-32000 Parallax Inc, 122-32000 Datasheet - Page 165

• 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

BYTE
Declare byte-sized symbol, byte aligned/sized data, or read/write a byte of main memory.
VAR
DAT
((PUB ┆ PRI))
((PUB ┆ PRI))
Explanation
BYTE
on memory.
Symbol
BYTE
BYTE
BYTE
•
•
•
•
•
1) declare a byte-sized (8-bit) symbol or a multi-byte symbolic array in a
2) declare byte-aligned, and possibly byte-sized, data in a
3) read or write a byte of main memory at a base address with an optional offset, or
4) access a byte within a word-sized or long-sized variable.
is one of three multi-purpose declarations (
Symbol
variable (Syntax 4).
Count
Symbol, arranged in an array from element 0 to element Count-1.
Data
Quoted strings of characters are also allowed; they are treated as a comma-separated
list of characters.
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 byte 0 of Symbol.
Symbol
Data
[BaseAddress]
.BYTE 〈
BYTE
is a constant expression or comma-separated list of constant expressions.
is an optional expression indicating the offset from BaseAddress to operate on,
is an optional expression indicating the number of byte-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]
〉
〉
〉
4: Spin Language Reference –
BYTE
,
WORD
, and
DAT
Propeller Manual v1.0 · Page 165
LONG
block, or
) that declare or operate
VAR
block, or