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22 August 2023

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17 August 2023

  • 09:2909:29, 17 August 2023 diff hist +23 KeypadNo edit summary
  • 09:2809:28, 17 August 2023 diff hist +2,746 N KeypadCreated page with "The WonderSwan SoC features a 4 by 3 keypad matrix. == Scanning == Scanning is done via writing to and reading from port $B5. <pre> 7 bit 0 ---- ---- .iii oooo ||| ++++- Output rows (0-3) +++------ Input rows (4-6) </pre> The standard procedure is to read rows 4, 5 and 6 in order, shifting their values into one twelve-bit mask like so: <pre> 15 bit 0 ---- ---- ---- ---- .... 4444 5555 6666 </pre> Typical keypad scanning implementations introduce a d..."
  • 09:1809:18, 17 August 2023 diff hist +128 I/O port mapclarify keypad port

16 August 2023

  • 22:3322:33, 16 August 2023 diff hist +40 m I/O port mapMono Shade LUT
  • 22:3122:31, 16 August 2023 diff hist +17,163 N I/O port mapCreated page with "* Superscripts are used to mark ports specific to a given mode or platform: ** Color mode: <sup>(color)</sup>. ** WS/WSC/SC console: <sup>(WS)</sup>, <sup>(WSC)</sup>, <sup>(SC)</sup>. * If two Bits rows are provided, the second one refers to the "Color" mode. * The Type can be: R - readable, W - writable, L - writable before boot ROM lockout, 8/16 - width (byte/word). {| class="wikitable" ! Category ! Port ! Description ! Bits ! Type ! Notes |- ! rowspan="45" | Displ..."
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