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YMF268 - Revision history
2026-05-01T18:39:46Z
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WikiSysop: Created page with "'''FM Operator Type-L 4 + wave Table Synthesizer (OPL4)''' =Pinout= <pre> QFP80-(24x16)-14X20MM +---------------------------------------------+ | 1 A0 | | 41 WD4 | | | 2 A1 | | 42 WD3 | | | 3 A2 | | 43 WD5 | | | 4 *CS | | 44 WD2 | | | 5 *RD | 25 *MCS0 | 45 WCO | 65 VSS | | 6 *WR | 26 *MCS1 | 46 MD6 | 66 *MWR | | 7 *IC | 27 *MCS2 | 47 MD..."
2023-12-04T17:26:47Z
<p>Created page with "'''FM Operator Type-L 4 + wave Table Synthesizer (OPL4)''' =Pinout= <pre> QFP80-(24x16)-14X20MM +---------------------------------------------+ | 1 A0 | | 41 WD4 | | | 2 A1 | | 42 WD3 | | | 3 A2 | | 43 WD5 | | | 4 *CS | | 44 WD2 | | | 5 *RD | 25 *MCS0 | 45 WCO | 65 VSS | | 6 *WR | 26 *MCS1 | 46 MD6 | 66 *MWR | | 7 *IC | 27 *MCS2 | 47 MD..."</p>
<p><b>New page</b></p><div>'''FM Operator Type-L 4 + wave Table Synthesizer (OPL4)'''<br />
<br />
=Pinout=<br />
<pre><br />
QFP80-(24x16)-14X20MM<br />
+---------------------------------------------+<br />
| 1 A0 | | 41 WD4 | |<br />
| 2 A1 | | 42 WD3 | |<br />
| 3 A2 | | 43 WD5 | |<br />
| 4 *CS | | 44 WD2 | |<br />
| 5 *RD | 25 *MCS0 | 45 WCO | 65 VSS |<br />
| 6 *WR | 26 *MCS1 | 46 MD6 | 66 *MWR |<br />
| 7 *IC | 27 *MCS2 | 47 MD1 | 67 MA6 |<br />
| 8 Vdd | 28 *MCS3 | 48 MD7 | 68 MA9 |<br />
| 9 *IRO | 29 *MCS4 | 49 MD0 | 69 MA7 |<br />
| 10 D0 | 30 *MCS5 | 50 *MRD | 70 MA8 |<br />
| 11 D1 | 31 NC | 51 MA16 | 71 MA17 |<br />
| 12 D2 | 32 Vdd | 52 MA0 | 72 Vdd |<br />
| 13 D3 | 33 NC | 53 MA15 | 73 MA18 |<br />
| 14 D4 | 34 NC | 54 MA1 | 74 MA19 |<br />
| 15 D5 | 35 NC | 55 Vdd | 75 MA20 |<br />
| 16 D6 | 36 *MCS6 | 56 MA14 | 76 XO |<br />
| 17 D7 | 37 Vss | 57 MA2 | 77 XI |<br />
| 18 Vss | 38 *MCS7 | 58 MA13 | 78 Vss |<br />
| 19 CLKO | 39 *MCS8 | 59 MA3 | 79 *TST1 |<br />
| 20 BCO | 40 *MCS9 | 60 MA12 | 80 *TST2 |<br />
| 21 LRO | | 61 MA4 | |<br />
| 22 DO0 | | 62 MA11 | |<br />
| 23 DO1 | | 63 MA5 | |<br />
| 24 DO2 | | 64 MA19 | |<br />
+---------------------------------------------+<br />
</pre><br />
<br />
=Frequency=<br />
'''QFP80'''<br><br />
Set reader to FREQ, put black probe to GND, red probe to 19, 77 and 78 to measure CPU clock<br />
<br />
=External links=<br />
[http://www.vorc.org/text/column/hally/ymf2xx.html Yamaha chips page on vorc.org]<br />
<br />
=Files=<br />
<gallery widths="150px"><br />
</gallery><br />
<br />
[[Category:Sound Chips]]<br />
[[Category:QFP80-(24x16)-20x14mm]]</div>
WikiSysop