CASIO SA-21 Key matrix

PadをMidiでたたきたいので調べてみた。
こちらを参照＞ http://casperelectronics.com/images/finishedpieces/Casio%20SA/schematic.JPG

Scan24,23以外は想像。多分他のSAと同じだろう。たぶん。

SA-21
KeyMatrix

OKI M6378-11
Scan 
30	K8	K7	K6	K5	K4	K3	K2	K1
29	K16	K15	K14	K13	K12	K11	K10	K9
28	K24	K23	K22	K21	K20	K19	K18	K17
27	K32	K31	K30	K29	K28	K27	K26	K25
26	Sel	Vol+	Temp+	Tone4	Tone3	Tone2	Tone1	Tone0
25	Vol-	Temp-	Stop	Tone9	Tone8	Tone7	Tone6	Tone5
24	DemoA	DemoB	DemoC	DemoD	DemoE	PadCH	PadSD	PadBD
23							PadCB	PadOH
	|	|	|	|	|	|	|	|
Read	|	|	|	|	|	|	|	|
18	-	|	|	|	|	|	|	|
17	---------	|	|	|	|	|	|
16	-----------------	|	|	|	|	|
15	-------------------------	|	|	|	|
14	---------------------------------	|	|	|
13	-----------------------------------------	|	|
12	-------------------------------------------------	|
11	---------------------------------------------------------