UPD16488AP NEC [NEC], UPD16488AP Datasheet - Page 14

• Manufacturer Part Number: UPD16488AP
• Description: 1/92 DUTY LCD CONTROLLER/DRIVER WITH FOUR-LEVEL GRAY SCALE, ON-CHIP RAM
• Manufacturer: NEC [NEC]

4. PIN I/O CIRCUITS AND RECOMMENDED CONNECTION OF UNUSED PINS
The I/O circuit type of each pin and recommended connection of unused pins are described below.
Notes 1. Connect to either V
14
PSX
/CS1
CS2
/RD(E)
/WR(R,/W)
C86
D
D
D
RS
/RES
CLS
FR
FR
DOF
M/S
IRS
SIGIN1
SIGIN2
OSC
OSC
OSC
OSC
TSTIFS
TSTRTST
TSTVIHL
TEST
0
6
7
Pin Name
(SCL)
(SI)
SYNC
to D
IN1
IN2
OUT
SYNC
OUT
2. Input either V
5
Schmitt trigger
Filter
Filter
Filter
Filter
Schmitt trigger
Filter
Filter
Filter
Filter
Schmitt trigger
Schmitt trigger
CMOS
CMOS
CMOS
Schmitt trigger
Schmitt trigger
Schmitt trigger
Schmitt trigger
Schmitt trigger
Schmitt trigger
Schmitt trigger
Schmitt trigger
Schmitt trigger
Input Type
DD1
－
− − − −
− − − −
or V
DD1
SS
or V
output from CPU, depending on the mode setting.
SS
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
Input/output
, depending on the mode setting.
Output
Output
Output
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Data Sheet S15745EJ2V0DS
Mode setting pin.
Connect to V
Connect to V
Connect to V
or V
Connect to V
Mode setting pin.
Leave open
Register setting pin.
Connect to V
Mode setting pin
Leave open (using master mode, M/S = H).
Leave open (using master mode, M/S = H).
Leave open (using master mode, M/S = H).
Mode setting pin.
Mode setting pin.
Connect to V
Connect to V
Connect to V
Leave open (when using external clock)
Leave open
Connect to V
Connect to V
Connect to V
Leave open
SS
Recommended Connection of Unused Pins
(serial interface).
SS
DD1
DD1
DD1
DD1
DD1
DD1
DD1
SS
SS
SS
.
(during normal use)
(during normal use)
(during normal use)
.
.
or V
or V
or V
or V
(i80 series interface), connect to V
SS
SS
SS
SS
.
.
(serial interface).
(CLS = H)
− − − −
− − − −
− − − −
DD1
µ µ µ µ PD16488A
Note 1
Note 1
Note 2
Note 1
Note 1
Note 1
Notes
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −
− − − −