Difference between revisions of "OSBYTE &95"
(Removed warning, see Discussion page.) |
(reinstate warning) |
||
| Line 6: | Line 6: | ||
;Warning | ;Warning | ||
[[JIM]] is officially assigned to memory extensions. | [[JIM]] is officially assigned to memory extensions. | ||
| + | |||
| + | Acorn MOS 1.20 writes the byte using STA &FD00,X. This (always) involves a dummy read which may cause hardware other than memory to behave inappropriately. See [[OSBYTE &97]]. | ||
==See Also== | ==See Also== | ||
Latest revision as of 19:05, 18 April 2016
OSBYTE &95 (149) - Write JIM
X=offset within page &FD and Y=byte to write
- Warning
JIM is officially assigned to memory extensions.
Acorn MOS 1.20 writes the byte using STA &FD00,X. This (always) involves a dummy read which may cause hardware other than memory to behave inappropriately. See OSBYTE &97.
See Also
Jgharston 22:06, 26 May 2009 (UTC)
