YM2151

Equivalence table

Rebadged as	Found on PCB (manufacturer)
3569	Promat
BS901	Afega, Danbi, F2System, Omega System, SemiCom
CA5101	Jeil Computer System
CY5001	Afega
HG3091
K-661	Afega
KA2001	Danbi
KA51	Omega System, SemiCom
KB2001	SUN
PD2001	Afega
U6651	SemiCom

FM Operator Type-M (OPM)

Pinout

DIP24
         +---\/---+
Vss(GND) | 1    24| ØM
    *IRQ | 2    23| Ø1
     *IC | 3    22| Vdd(+5V)
      A0 | 4    21| S0
     *WR | 5    20| SH1
     *RD | 6    19| SH2
     *CS | 7    18| D7
     CT1 | 8    17| D6
     CT2 | 9    16| D5
      D0 |10    15| D4
Vss(GND) |11    14| D3
      D1 |12    13| D2
         +--------+

Frequency

DIP24
Set reader to FREQ, put black probe to GND, red probe to 23 and to 24 to measure CPU clock

External links

YM2151 page on Wikipedia

Files

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  YM2151 Datasheet