Sky Lancer (different revision): Difference between revisions

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update 20200601: full redump, one EPROM was a bad dump previously
update 20200601: full redump, one EPROM was a bad dump previously
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update 20200605: from OSSO:<br>
Italian: La cosa strana è che cambia solo 1 byte, da 0x01 a 0x03. La funzionalità cambia da add a,$01 a add a,$03. Poi la somma viene caricata in memoria all'indirizzo 8009. Ho visto che quel codice viene utilizzato al termine del rom test, ma non ho ben capito la funzione.<br>
English: The strange thing is that it only changes 1 byte, from 0x01 to 0x03. Functionality changes from add to, $ 01 to add to, $ 03. Then the sum is loaded into memory at address 8009. I saw that that code is used at the end of the rom test, but I don't understand the function well.


==Files==
==Files==

Latest revision as of 11:31, 5 June 2020

EMU Infos
dumper f205v
date 27/11/2005
emulator
dev
PCB Infos
name 304
description Sky Lancer (different revision)
year 198x
manufacturer

Technical references

CPUs

QTY Type clock position function

ROMs

QTY Type position status
5x D2763-4 1-5 dumped

RAMs

QTY Type position

PLDs

QTY Type position status

Others

Notes

Blister only, no PCB


update 20200601: full redump, one EPROM was a bad dump previously


update 20200605: from OSSO:
Italian: La cosa strana è che cambia solo 1 byte, da 0x01 a 0x03. La funzionalità cambia da add a,$01 a add a,$03. Poi la somma viene caricata in memoria all'indirizzo 8009. Ho visto che quel codice viene utilizzato al termine del rom test, ma non ho ben capito la funzione.
English: The strange thing is that it only changes 1 byte, from 0x01 to 0x03. Functionality changes from add to, $ 01 to add to, $ 03. Then the sum is loaded into memory at address 8009. I saw that that code is used at the end of the rom test, but I don't understand the function well.

Files

304