SYS_BASE

Syntax SYS_BASE
Location SYSBASE, Fn

The function SYS_BASE returns the base address of the system variables.

Example

POKE_W SYS_BASE+140,8
POKE_W SYS_BASE+142,3

Sets the key repeat delay.

NOTE 1

Users peeking and poking in the System Variables should know what they are doing!

NOTE 2

Minerva and SMS offer another technique to read and alter system variables but these are specific to Minerva and SMS whilst SYS_BASE works an every ROM. It is generally not advisable to access fixed addresses in memory as virtually everything can move around.

CROSS-REFERENCE

SYSBASE, WIN_BASE, PEEK, POKE, SCREEN, SYS_VARS, VER$