Remote-processing CAMBASIC Manual do Utilizador descarregar pdf (Página 127)

Commands - 94

PEEK and POKE

Memory Function and Statement

SYNTAX: n = PEEK(address)

n = PEEK(address,segment)

POKE address, data

POKE address, data, segm ent

PURPOSE: PEEK returns a byte from m emory.

POKE w rites a byte to memory.

REMARK S: The returned value from PEEK w ill be an integer in the range 0 to 255. address is the address in

memory. PEE K is the complement to th e POK E statement.

The first syntax applies to the first 64K of memory (segment 0). F or addresses above segment 0,

use the second syntax. Not all products support segmented memory.

RELATED: DPEEK, DPOKE, PEEK$, POKE$, FPEE K, FP OKE

EXAMPLE: 10 A=PEEK(&7000)

10 A=PEEK (&2000,1)

20 POKE &A000, 12, 1

ERROR: < Data negative> – for address, data and segment

< Data > 65,535> – for address

< Data out of range> – if segment > 15

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Remote-processing CAMBASIC Manual do Utilizador Página 127