GX-201KEF2/LEF2/REF2/SEF2
12
Pin No.
Pin Name
I/O
Application
Processing Operation Description
77
X1A
-
Sub clock terminals for accommodating 2 clocks
78
X0A
O
Sub clock terminals for accommodating 2 clocks
Not used, Connected to GND
79
VSS
-
GND connection terminal
GND
80
X0
-
CPU main clock supply
3.9936MHz crystal is used.
81
X1
-
CPU main clock supply
3.9936MHz crystal is used.
82
VCC
-
Power supply Input terminal
Connected to BU5V
83
NC
O
FLASH write method setting
Not used during normal operation, Lo : Serial write permission
84
NC
I
FLASH write method setting
Not used during normal operation, Hi : Serial write permission
85
F_DEF_DIM
O
LED control of front DEF key
H : Bright light, L : Dim light
86
F_DEF_IND
O
LED control of front DEF key
Lo : ON, Hi : OFF
87
R_DEF_DIM
O
LED control of rear DEF key
H : Bright light, L : Dim light
88
R_DEF_IND
O
LED control of rear DEF key
Lo : ON, Hi : OFF
89
HENC_UP
I
Rotary encoder SW (A/C : A)
90
HENC_DW
I
Rotary encoder SW (A/C : B)
91
AENC_UP
I
Rotary encoder SW (Audio : A)
92
AENC_DW
I
Rotary encoder SW (Audio : B)
93
KS0_AH
O
Key matrix (SCAN : 0Bit)
94
KS1_AH
O
Key matrix (SCAN : 1Bit)
95
KS2_AH
O
Key matrix (SCAN : 2Bit)
96
KS3_AH
O
Key matrix (SCAN : 3Bit)
97
KS4_AH
O
Key matrix (SCAN : 4Bit)
98
TONE
I
TONE (BAL/PAD) key input
Lo : OFF, Hi : ON
99
A_STORE
I
A_STORE key input
Lo : ON, Hi : OFF
100
DOWN_SEEK
I
DOWN_SEEK key input
Lo : OFF, Hi : ON
MICROCOMPUTER’S TERMINAL DESCRIPTION
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