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MX100IIXG
• YM3421-F (XL150A00) PWM GENERATOR FP
D6
D5
D4
Data bus
D3
D2
D1
D0
C3
Key drive pulse
B3
A 3 #
Vss
Ground
A3
G3 #
Q3
F3 #
F3
E3
Key drive pulse
D3 #
D3
C3 #
C2
B2
A 2 #
A2
G 2 #
Vss
Ground
G2
F2#
F2
Key drive pulse
E2
D2#
D2
• HD6433258C02F (XQ462C00) CPU
XTAL
EXTAL
MD1
MD0
/NMI
Vcc
/STBY
Vss
P40
P41
P42
P43
P44
P45
P46
P47
P50
P51
P52
P53
P54
P55
P70
P71
P72
P73
P74
P75
P76
P76
Vcc
P27
23
Clock
Clock
Model select
Model select
Non maskable interrupt request
Power supply
Stand-by mode signal
Ground
Port 4
Port 5
Port 7
Power supply
Port 2
Key drive pulse
Power supply
Clock
Initial clear
Chip select
Addres enable
Touch data enable
Data bus
P26
P25
Port 2
P24
P23
P22
P21
P20
Ground
Vss
P17
P16
P15
Port 1
P14
P13
P12
P11
P10
P30
P31
P32
Port 3
P33
P34
P35
P36
P37
P60
P61
P62
Port 6
P63
P64
P65
P66
Reset
/RES
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