NHD-3.12-25664UMY3 Datasheet NHD-3.12-25664UMY3 | P4-P6

[4]



3. InterfaceDescription



3.1. ParallelInterface:

PinNo. Symbol External

Connection

FunctionDescription

1 VSS PowerSupply Ground

2 VDD PowerSupply SupplyVoltageforOLEDandlogic.

3 NC‐NoConnect

4 D/C MPU Registerselectsignal.D/C=0:Command,D/C=1:Data

5 R/Wor/WR MPU 6800‐interface:

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

8080‐interface:

ActiveLOWWritesignal.

6 Eor/RD MPU 6800‐interface:

Operationenablesignal.Fallingedgetriggered.

8080‐interface:

ActiveLOWReadsignal.

7‐14 DB0

–

DB7 MPU 8‐bitBi‐directionaldatabuslines.

15 /RES MPU ActiveLOWResetsignal.

16 /CS MPU ActiveLOWChipEnable signal.

17 BS1 MPU MPUInterfaceSelectsignal.

18 BS0 MPU MPUInterfaceSelectsignal.

19 MF_SCLK MPU Multi‐fontICSerialClockInput

20 MF_SI MPU Multi‐fontICSerialDataInput

21 /MF_CS2 MPU Multi‐fontICActiveLOWChipEnablesignal.

22 MF_SO MPU Multi‐fontICSerialDataOutput



3.2. SerialInterface:

PinNo. Symbol External

Connection

FunctionDescription

1 VSS PowerSupply Ground

2 VDD PowerSupply SupplyVoltageforOLEDandlogic.

3 NC‐NoConnect

4 D/C MPU Registerselectsignal.D/C=0:Command,D/C=1:Data

5‐6 VSS PowerSupply Ground

7 SCLK MPU SerialClocksignal.

8 SDIN MPU SerialDataInputsignal.

9 NC‐NoConnect

10‐14 VSS PowerSupply Ground

15 /RES MPU ActiveLOWResetsignal.

16 /CS MPU ActiveLOWChipEnablesignal.

17 BS1 MPU MPUInterfaceSelectsignal.

18 BS0 MPU MPUInterfaceSelectsignal.

19 MF_SCLK MPU Multi‐fontICSerialClockInput

20 MF_SI MPU Multi‐fontICSerialDataInput

21 /MF_CS2 MPU Multi‐fontICActiveLOWChipEnablesignal.

22 MF_SO MPU Multi‐fontICSerialDataOutput



[5]



3.3. MPUInterf acePinSelections

Pin

Name

6800Parallel

8‐bitinterface

8080Parallel

8‐bitinterface

3‐wire

Serial

Interface

4‐wire

Serial

Interface

BS1 1 1 0 0

BS0 1 0 1 0



3.4. MPUInterf acePinAssignmentSummery

Bus

Interface

Data/CommandInterface ControlSignals

D7 D6 D5 D4 D3 D2 D1 D0 E R/W /CS D/C /RES

8‐bit6800 D[7:0] E R/W /CS D/C /RES

8‐bit8080 D[7:0] /RD /WR /CS D/C /RES

3‐wireSPI TieLOW NC SDIN SCLK TieLOW /CS TieLOW /RES

4‐wireSPI TieLOW NC SDIN SCLK TieLOW /CS D/C /RES





[6]



4. WiringDiagrams



P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21

NHD-3.12-25664UMY3

Mfr. #:

Buy NHD-3.12-25664UMY3

Manufacturer:

Newhaven Display

Description:

OLED Displays & Accessories OLED 256x64 Yellow 3.12" Multi-Font 3V

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet

NHD-3.12-25664UMY3