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1
3
B
E
F
C
D
4
5
9
0
A
2
6
7
8
CH1
CH1: 5 V CH2: 5 V
CH1
CH1
CH2
CH2
CH3
CH2
CH1
CH3
CH1
CH2
CH3
CH2
CH1
CH2
CH3
CH1: 5 V CH2: 5 V CH1: 5 V CH2: 5 V CH3: 5 V
CH1: 5 V CH2: 5 V CH3: 5 VCH1: 5 V CH2: 5 V CH3: 5 V
CH1: 20 mV CH2: 20 mV
˜ ˜
A . 1 s A . 200 ms
A . 20 µs A . 10 ms
A 1 µs A 1 µs
1 Voltage VDD
JG connector pin 8
2 Initial reset signal
RH5VL36A pin 1
3 Power ON signal PSW
HD6433294A19F pin 5
4 APO signal
HD6433294A19F pin 59
5 Reset signal
HD6433294A19F pin 3
6 Key scan signal KC0
HG52E35P pin 44
7 Key scan signal KC1
HG52E35P pin 45
8 Key scan signal KC2
HG52E35P pin 46
9 Button scan signal KO0
JE connector pin 6
0 Button scan signal KO1
JE connector pin 7
A Button scan signal KO2
JE connector pin 9
B Word clock WOK1
UPD6376GS pin 13
C Data S1 (Note OFF)
UPD6376GS pin 15
D Bit clock BOK
UPD6376GS pin 16
E Filter output AOR
JH connector pin 2
F Filter output AOL
JH connector pin 1
MAJOR WAVEFORMS
Tone: Whistle (No. 078)
Key: A4
Touch response: OFF