µPD31172
Symbol
A1
Name
Symbol
C2
Name
Symbol
E3
Name
Symbol
J15
J16
J17
K1
Name
GND
GND
CD3
CD7
GND
GND
A2
AUTOFEED#
PE
C3
STROBE#
ACK#
ERROR#
AD6
E4
UUCAS#
ROMCS3#
GPIO14
GPIO10
GPIO7
A3
C4
E14
E15
E16
E17
F1
A4
INIT#
C5
PPON1
OCI2
A5
IOCHRDY
AD19
C6
K2
A6
C7
AD7
USBRST#
GPIO22
GPIO18
CD2
K3
A7
AD20
C8
AD8
K4
GPIO3
A8
AD21
C9
VDD
F2
K14
K15
K16
K17
L1
EXCS3#
EXCS0#
SCAS#
SRAS#
GPIO13
GPIO9
A9
AD22
C10
C11
C12
C13
C14
C15
C16
C17
D1
AD9
F3
A10
A11
A12
A13
A14
A15
A16
A17
B1
AD23
AD10
AD11
LCDBAK
SMI#
F4
CD6
AD24
F14
F15
F16
F17
G1
SCLK
ReservedNote 1
ReservedNote 1
DP1
PPON2
LCAS#
MRAS0#
GPIO21
GPIO17
CD1
L2
USBINT#
GND
L3
GPIO6
DN2
L4
GPIO2
DP2
RD#
G2
L14
L15
L16
L17
M1
EXCS4#
EXCS1#
Reserved (0)Note 2
GND
LCDRDY
PS2CLK
VDD
GND
G3
D2
SELECTIN#
DIR1284
PS2INT
SELECT
AD0
G4
CD5
B2
D3
G14
G15
G16
G17
H1
ReservedNote 1
ReservedNote 1
UCAS#
MRAS1#
GPIO20
GPIO16
CD0
B3
VDD
D4
GPIO12
GPIO8
B4
BUSY
GND
D5
M2
B5
D6
M3
GPIO5
B6
AD12
D7
AD1
M4
GPIO1
B7
AD13
D8
AD2
H2
M14
M15
M16
M17
N1
EXCS5#
EXCS2#
Reserved (0)Note 2
CKE
B8
AD14
D9
GND
H3
B9
AD15
D10
D11
D12
D13
D14
D15
D16
D17
E1
AD3
H4
CD4
B10
B11
B12
B13
B14
B15
B16
B17
C1
AD16
AD4
H14
H15
H16
H17
J1
ReservedNote 1
ARBCLKSEL
ULCAS#
ROMCS2#
GPIO15
GPIO11
VDD
AD17
AD5
RESET
BUSRQ0#
GPIO4
AD18
VDD
N2
GND
IEN
N3
DN1
WAKE
OCI1
N4
GPIO0
VDD
J2
N14
N15
N16
N17
GND
GND
LCDCS#
GPIO23
GPIO19
J3
DSR#
WR#
J4
GND
RXD
PS2DATA
E2
J14
VDD
RI#
Notes 1. Either leave pins A12, A13, G14, G15, and H14 open, or input 0 V.
2. Always input 0 V to pins L16 and M16.
Remark # indicates active low.
3
Data Sheet U14388EJ2V0DS00
NEC [ NEC ]
