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