sd:appendix_3_memory_map
Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revision | |||
| sd:appendix_3_memory_map [2026/02/27 01:39] – appledog | sd:appendix_3_memory_map [2026/02/27 01:41] (current) – appledog | ||
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| Line 40: | Line 40: | ||
| | $01FBE8–$01FFFF | 1,048 bytes | FREE (color area) | | | | $01FBE8–$01FFFF | 1,048 bytes | FREE (color area) | | | ||
| - | === BANK 2 -- USER RAM ($020000-$02FFFF) | + | === BANK 2 -- USER/ |
| ^ Address Range ^ Size ^ Name / Area ^ Description ^ | ^ Address Range ^ Size ^ Name / Area ^ Description ^ | ||
| - | | $020000–$02FFFF | 65,536 B | User RAM | Completely free | | + | | $020000–$02FFFF | 65,536 B | User RAM | Mode 1: Free | |
| + | | $020000–$02FFFF | 65,536 B | User RAM | Mode 2: Free | | ||
| + | | $020000–$02FFFF | 65,536 B | User RAM | Mode 3+: Reserved | ||
| === BANK 3 -- USER RAM ($030000-$03FFFF) | === BANK 3 -- USER RAM ($030000-$03FFFF) | ||
| ^ Address Range ^ Size ^ Name / Area ^ Description ^ | ^ Address Range ^ Size ^ Name / Area ^ Description ^ | ||
| - | | $030000–$03FFFF ^ 65,536 B | User RAM | Completely | + | | $030000–$03FFFF ^ 65,536 B | User RAM | free | |
| === Quick Free Space Summary | === Quick Free Space Summary | ||
| Line 55: | Line 57: | ||
| | 0 | 65,280 | Mostly user RAM + small BASIC area | | | 0 | 65,280 | Mostly user RAM + small BASIC area | | ||
| | 1 | ~40,960 | Reserved for future KERNAL expansion | | | 1 | ~40,960 | Reserved for future KERNAL expansion | | ||
| - | | 2 | 65,536 | Completely free | | + | | 2 | 65,536 | Mode 1 and 2: Free / Graphics Mode 3 and up: Reserved |
| | 3 | 65,536 | Completely free | | | 3 | 65,536 | Completely free | | ||
| | **Total** | **237,312** | Available for user programs & data | | | **Total** | **237,312** | Available for user programs & data | | ||
sd/appendix_3_memory_map.1772156347.txt.gz · Last modified: by appledog