https://f256wiki.wildbitscomputing.com/index.php?action=history&feed=atom&title=Use_the_SNES%2FNES_controller_in_Assembly 2026-06-01T10:21:04Z Revision history for this page on the wiki MediaWiki 1.41.1 https://f256wiki.wildbitscomputing.com/index.php?title=Use_the_SNES/NES_controller_in_Assembly&diff=38005&oldid=prev 2025-03-12T13:20:59Z

<p>Finally past the initial draft</p> <a href="https://f256wiki.wildbitscomputing.com/index.php?title=Use_the_SNES/NES_controller_in_Assembly&amp;diff=38005&amp;oldid=240">Show changes</a>

1BitFeverDreams https://f256wiki.wildbitscomputing.com/index.php?title=Use_the_SNES/NES_controller_in_Assembly&diff=240&oldid=prev 2024-01-31T22:26:41Z

<p>Added description</p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 18:26, 31 January 2024</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>'''; Code contributed by Stefany Allaire on Discord'''</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">=== </ins>'''; Code contributed by Stefany Allaire on Discord''' <ins style="font-weight: bold; text-decoration: none;">===</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">=== ; This is test code that goes through all the ports and mux the NES and SNES... ===</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>NES_CTRL = $D880</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>NES_CTRL = $D880</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <!-- diff cache key f256wikiDB:diff:1.41:old-239:rev-240:php=table --> </table>

Grenouye https://f256wiki.wildbitscomputing.com/index.php?title=Use_the_SNES/NES_controller_in_Assembly&diff=239&oldid=prev 2024-01-31T22:24:36Z

<p>Copied the code from Discord</p> <p><b>New page</b></p><div>&#039;&#039;&#039;; Code contributed by Stefany Allaire on Discord&#039;&#039;&#039;<br /> <br /> NES_CTRL = $D880<br /> <br /> NES_STAT = $D880 <br /> <br /> NES_EN   = $01<br /> <br /> NES_MODE = $04<br /> <br /> NES_TRIG = $80<br /> <br /> NES_DONE = $40<br /> <br /> NES_JOY0 = $D884 <br /> <br /> NES_JOY1 = $D886<br /> <br /> NES_JOY2 = $D888<br /> <br /> NES_JOY3 = $D88A<br /> <br /> SNES_JOY0_LO = $D884<br /> <br /> SNES_JOY0_HI = $D885<br /> <br /> SNES_JOY1_LO = $D886<br /> <br /> SNES_JOY1_HI = $D887<br /> <br /> SNES_JOY2_LO = $D888<br /> <br /> SNES_JOY2_HI = $D889<br /> <br /> SNES_JOY3_LO = $D88A<br /> <br /> SNES_JOY3_HI = $D88B<br /> <br /> Test_4N4S: <br /> <br />                 jsr SetIOPage0<br /> <br />                 &#039;&#039;&#039;; Test NES First&#039;&#039;&#039; <br /> <br />                 &#039;&#039;&#039;; Enable and Begin a Sample&#039;&#039;&#039; <br /> <br /> NES_Start_Again:                 <br /> <br />                 lda #NES_EN <br /> <br />                 sta NES_CTRL<br /> <br />                 lda NES_CTRL<br /> <br />                 ora #NES_TRIG<br /> <br />                 sta NES_CTRL<br /> <br />                 and #~NES_TRIG<br /> <br />                 sta NES_CTRL                <br /> <br /> NESWait2beDone                <br /> <br />                 lda NES_STAT<br /> <br />                 and #NES_DONE<br /> <br />                 cmp #NES_DONE<br /> <br />                 bne NESWait2beDone<br /> <br />                 &#039;&#039;&#039;; When here, the Joystick Sampling is done&#039;&#039;&#039;<br /> <br />                 lda NES_JOY0<br /> <br />                 eor #$FF<br /> <br />                 ldx #$00<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda NES_JOY1<br /> <br />                 eor #$FF<br /> <br />                 ldx #$03<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda NES_JOY2<br /> <br />                 eor #$FF           <br /> <br />                 ldx #$06<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda NES_JOY3  <br /> <br />                 eor #$FF                            <br /> <br />                 ldx #$09<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda NES_JOY3<br /> <br />                 eor #$FF                <br /> <br />                 and #$C0<br /> <br />                 cmp #$C0<br /> <br />                 beq NESDoneWithTest<br /> <br />                 &#039;&#039;&#039;; Let&#039;s do the SNES&#039;&#039;&#039;<br /> <br />                 lda #NES_EN | NES_MODE<br /> <br />                 sta NES_CTRL<br /> <br />                 lda NES_CTRL<br /> <br />                 ora #NES_TRIG<br /> <br />                 sta NES_CTRL<br /> <br />                 and #~NES_TRIG<br /> <br />                 sta NES_CTRL                <br /> <br /> SNESWait2beDone                <br /> <br />                 lda NES_STAT<br /> <br />                 and #NES_DONE<br /> <br />                 cmp #NES_DONE<br /> <br />                 bne SNESWait2beDone<br /> <br />                 &#039;&#039;&#039;; When here, the Joystick Sampling is done&#039;&#039;&#039;<br /> <br />                 lda SNES_JOY0_HI<br /> <br />                 and #$0F<br /> <br />                 eor #$0F<br /> <br />                 ldx #$50<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY0_LO<br /> <br />                 eor #$FF<br /> <br />                 ldx #$52<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY1_HI<br /> <br />                 and #$0F<br /> <br />                 eor #$0F<br /> <br />                 ldx #$55<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY1_LO<br /> <br />                 eor #$FF<br /> <br />                 ldx #$57<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY2_HI<br /> <br />                 and #$0F<br /> <br />                 eor #$0F<br /> <br />                 ldx #$5A<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY2_LO<br /> <br />                 eor #$FF<br /> <br />                 ldx #$5C<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY3_HI<br /> <br />                 and #$0F<br /> <br />                 eor #$0F<br /> <br />                 ldx #$5F<br /> <br />                 jsr Byte2Hex<br /> <br />                 lda SNES_JOY3_LO<br /> <br />                 eor #$FF<br /> <br />                 ldx #$61<br /> <br />                 jsr Byte2Hex<br /> <br />                 jmp NES_Start_Again<br /> <br /> NESDoneWithTest:<br /> <br />                 lda #$00 <br /> <br />                 sta NES_CTRL<br /> <br />                 rts <br /> <br /> Byte2Hex: <br /> <br />                 sta $50<br /> <br />                 stx $51<br /> <br />                 jsr SetIOPage2<br /> <br />                 &#039;&#039;&#039;; Hi Part&#039;&#039;&#039;<br /> <br />                 lda $50                              <br /> <br />                 and #$F0 <br /> <br />                 lsr a<br /> <br />                 lsr a<br /> <br />                 lsr a<br /> <br />                 lsr a<br /> <br />                 tax <br /> <br />                 lda HEX, x  ;<br /> <br />                 ldx $51<br /> <br />                 sta $c320,x<br /> <br />                 &#039;&#039;&#039;; Low Part&#039;&#039;&#039;<br /> <br />                 lda $50                  <br /> <br />                 and #$0F <br /> <br />                 tax <br /> <br />                 lda HEX, x<br /> <br />                 ldx $51<br /> <br />                 sta $c321,x<br /> <br />                 jsr SetIOPage0 <br /> <br />                 rts</div>

Grenouye