NHD-C12865AZ-RN-GBW datasheet(4/12 Pages) NEWHAVEN

Part #	NHD-C12865AZ-RN-GBW

Description	COG (Chip?륮n?륢lass) Liquid Crystal Display Module

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Manufacturer	NEWHAVEN [Newhaven Display International, Inc.]

Direct Link	http://www.newhavendisplay.com

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Pin Description and Wiring Diagram

Pin No. Symbol

External

Connection

Function Description

1

/CS1

MPU

Active LOW Chip select

2

/RES

MPU

Active LOW Reset signal

3

A0

MPU

Register select signal. A0=1: Data, A0=0: Command

4

/RW

MPU

Read/Write select signal, R/W=1: Read R/W=0: Write

5

E

MPU

Operation enable signal. Falling edge triggered.

6

DB0

MPU

Parallel Interface

7

DB1

MPU

DB0‐DB7: Bi‐directional 8‐bit data bus

8

DB2

MPU

9

DB3

MPU

Serial Interface:

10

DB4

MPU

DB0‐DB5: No connect in serial mode

11

DB5

MPU

12

DB6

MPU

DB6= Serial clock (CLK)

13

DB7

MPU

DB7= Serial data input (SDA)

14

VDD

Power Supply

Power supply for LCD and logic (+3.3V)

15

Vss

Power Supply

Ground

16

VOUT

Power Supply

Voltage booster circuit – connect to 1uF cap to Vss or VDD

17

CAP3‐

Power Supply

Connect to 1uF Cap to CAP1+ (Pin‐18)

18

CAP1+

Power Supply

Connect to 1uF Cap to CAP1‐(Pin‐19) and CAP3‐(Pin17)

19

CAP1‐

Power Supply

Connect to 1uF Cap to CAP1+ (Pin‐18)

20

CAP2‐

Power Supply

Connect to 1uF Cap to CAP2+ (Pin‐21)

21

CAP2+

Power Supply

Connect to 1uF Cap to CAP2‐ (Pin‐20)

22

V1

Power Supply

1.0uF‐2.2uF cap to VSS

23

V2

Power Supply

1.0uF‐2.2uF cap to VSS

24

V3

Power Supply

1.0uF‐2.2uF cap to VSS

25

V4

Power Supply

1.0uF‐2.2uF cap to VSS

26

V5

Power Supply

1.0uF‐2.2uF cap to VSS

27

VR ‐

No Connect

28

C86

MPU

Select MPU interface pin. C86 = H: 6800; C86 = L: 8080

29

PS

MPU

Parallel/Serial select. PS = H: Parallel; PS = L: Serial

30

IRS

MPU

This terminal selects the resistors for the V5 voltage level

adjustment

Recommended LCD connector: 0.5mm pitch, 30 pin FFC. Molex p/n: 52892‐3095

Backlight connector: ‐‐ Mates with: ‐‐

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