參數(shù)資料
型號: UPD161401P
廠商: NEC Corp.
英文描述: CABLE ASSEMBLY; N MALE TO TNC MALE; 50 OHM, RG214/U COAX, DOUBLE SHIELDED; 12" CABLE LENGTH
中文描述: 256色,1/80-DUTY LCD控制器/驅(qū)動器,片內(nèi)RAM
文件頁數(shù): 16/124頁
文件大?。?/td> 647K
代理商: UPD161401P
Data Sheet S15726EJ2V0DS
16
μ
PD161401
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 shown in the table below.
Symbol
Input Type
I/O
Recommended of Unused Pins
Note
/CS1
Schmitt-trigger A
Input
Connect this pin to V
SS
.
CS2
Schmitt-trigger A
Input
Connect this pin to V
DD1
.
/RD(E)
Schmitt-trigger A
Input
Connect to V
DD1
(i80 system interface), or to V
DD1
or V
SS
(serial
interface).
/WR(R,/W)
Schmitt-trigger A
Input
Connect to V
DD1
or V
SS
(serial interface).
1
2
1
IFM1, IFM0
Schmitt-trigger A
Input
Mode setting pin
D
0
to D
5
Schmitt-trigger B
I/O
Leave open.
Leave open.
D
6
(SCL)
Schmitt-trigger B
I/O
D
7
(SI)
Schmitt-trigger B
I/O
D
8
to D
15
Schmitt-trigger B
I/O
RS
Schmitt-trigger A
Input
Register setting pin
/DISP
Schmitt-trigger C
Input
Connect to V
DD1
.
FR
Schmitt-trigger A
I/O
Leave open (in master mode, M,/S = H).
FR
SYNC
Schmitt-trigger A
I/O
Leave open (in master mode, M,/S = H).
DOF
Schmitt-trigger A
I/O
Leave open (in master mode, M,/S = H).
M,/S
Schmitt-trigger A
Input
Mode setting pin
IRS
Schmitt-trigger A
Input
Mode setting pin
1
OSC
IN1
Schmitt-trigger A
Input
Connect to V
DD1
or V
SS
.
OSC
IN2
Schmitt-trigger A
Input
Connect to V
DD1
or V
SS
.
OSC
OUT
Output
Leave open (when an external clock is used).
OSC
SYNC
Output
Leave open.
T
OUT0
to
T
OUT15
Output
Leave open.
TSTRTST
Schmitt-trigger A
Input
Connect this pin to V
SS
(in normal operation mode).
TSTVIHL
Schmitt-trigger A
Input
Connect this pin to V
SS
(in normal operation mode).
TPWR
I/O
Leave open.
Notes 1.
Connect this pin to V
DD1
or V
SS
depending on the mode selected.
2.
Input V
DD1
or V
SS
output from the CPU to this pin depending on the mode selected.
Remark
Schmitt-trigger A : Schmitt inverter
Schmitt-trigger B : Schmitt NAND
Schmitt-trigger C : Schmitt inverter (with delay circuit)
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