MACRO-CPU Hardware Reference
U MACRO-CPU HARDWARE MEMORY MAP
The values in this table represent the hardware locations associated with
Reference | ADDR (hex) | Description |
CS00- | $FFC0 | Stack I/O select #1 |
CS02- | $FFC8 | Stack I/O select #2 |
CS04- | $FFD0 | Stack I/O select #3 |
CS06- | $FFD8 | Stack I/O select #4 |
CS0- | $C000 | Stack axis |
CS1- | $C020 | Stack axis |
CS2- | $C040 | UBUS backplane axis |
CS3- | $C060 | UBUS backplane axis |
CS4- | $C080 | |
CS4X- | $C0C0 | UBUS backplane MACROgate or DSPgate2 select (CS4- on UBUS) |
CS10- | $FFE0 | UBUS backplane I/O select #1 |
CS12- | $FFE8 | UBUS backplane I/O select #2 |
CS14- | $FFF0 | UBUS backplane I/O select #3 |
CS16- | $FFF8 | UBUS backplane I/O select #4 |
MEMCS0- | $D000 | UBUS hardware I/O field (was |
MEMCS1- | $E000 | UBUS hardware I/O field (was |
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The addressing field size is
28 | U |