Differences
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mg_notes:iie_card:iie_startup_resources [2018/02/08 12:55] M.G. [C8xx] |
mg_notes:iie_card:iie_startup_resources [2018/02/08 13:00] (current) M.G. [Monx] |
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| ===== Monx ===== | ===== Monx ===== | ||
| - | These have simple XOR obfuscation with the key "DoubleX". | + | These have simple XOR obfuscation with the key "DoubleX" (a reference to the card's code name, "Double Exposure"). |
| After de-obfuscating there is a header that tells the IIe application where to put the firmware within the Card's memory. | After de-obfuscating there is a header that tells the IIe application where to put the firmware within the Card's memory. | ||
| Line 148: | Line 148: | ||
| Conclusion: | Conclusion: | ||
| + | |||
| + | **Memory Map of the "ROM" portion of the 256K Card RAM** | ||
| ^ Bank ^ Load Address Range ^ | ^ Bank ^ Load Address Range ^ | ||
| Line 153: | Line 155: | ||
| | D1 | $4000-$7FFF | | | D1 | $4000-$7FFF | | ||
| | D2 | $8000-$BFFF | | | D2 | $8000-$BFFF | | ||
| - | | ? | $C000-$FFFF | | + | | Slot ROM, probably | $C000-$FFFF | |