NHD-240128WG-ASFH-VZ# Newhaven Display, NHD-240128WG-ASFH-VZ# Datasheet - Page 9

• Manufacturer Part Number: NHD-240128WG-ASFH-VZ#
• Description: LCD Graphic Display Modules & Accessories FSTN (+) Transfl 170.0 x 103.5
• Manufacturer: Newhaven Display

Specifications of NHD-240128WG-ASFH-VZ#

• Pixel Density: 240 x 128
• Fluid Type: FSTN Positive
• Module Size (w X H X T): 170 mm x 103.5 mm x 14 mm
• Backlighting: LED White
• Operating Temperature Range: - 20 C to + 70 C
• Product: Graphic LCD Module
• Display Mode: Transmissive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Initialization Code
//‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐
Sub Writecom
P1 = A 'move data to port 1
Set P3.0 'set I/D for instruction
Reset P3.1 'reset /CS
Reset P3.4 'reset /WR
Set P3.1 'set /CS
Set P3.4 'set /WR
End Sub
Sub Writedata
P1 = A 'move data to port 1
Reset P3.0 'reset I/D for instruction
Reset P3.1
Reset P3.4 'toggle /CS and /WR
Set P3.1
Set P3.4
End Sub
//‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐
Sub Init
Set P3.6
Set P3.7
Reset P3.3 'reset FS
A = &H00
Call Writedata
Call Writedata 'text address = 0000h
A = &H40
Call Writecom 'text home address set
A = &H00
Call Writedata
A = &H40 'graphic home address = 4000h
Call Writedata
A = &H42
Call Writecom 'graphic home address set
A = &H1E
Call Writedata
A = &H00 'text area address = 001Eh
Call Writedata
A = &H41
Call Writecom 'text area control set
A = &H1E
Call Writedata
A = &H00 'graphic area = 001Eh
Call Writedata
A = &H43
Call Writecom 'graphic area control set
A = &H80
Call Writecom 'set display mode
End Sub
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