NHD-0420D3Z-NSW-BBW Newhaven Display, NHD-0420D3Z-NSW-BBW Datasheet - Page 11
NHD-0420D3Z-NSW-BBW
Manufacturer Part Number
NHD-0420D3Z-NSW-BBW
Description
LCD Character Display Modules STN - Blue Transm White LED Bklght
Manufacturer
Newhaven Display
Datasheet
1.NHD-0420D3Z-NSW-BBW.pdf
(14 pages)
Specifications of NHD-0420D3Z-NSW-BBW
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Clear Screen
Set Display Contrast
Set Backlight Brightness
Load Custom Characters
Syntax
Parameter
Default
Syntax
Parameter
Default
Syntax
Parameter
Default
Syntax
Parameter
Default
Description
Description
Description
Description
There are space for eight user defined custom characters, this command load the custom character into
one of the eight locations. The custom character pattern is bit mapped into 8 data bytes, the bit map for
Spanish character ‘¿’ is shown in table below, to display the custom character, user simply enter the
address of the character (0 to 8).
None
[addr] 1 byte Custom character address, 0 – 7
[D0..D7]
This command sets the LCD character display contrast, the contrast setting is between 1 to 50, where
50 is the highest contrast.
hexadecimal 0xFE 0x51
Parameter
This command clears the entire display and place the cursor at line 1 column 1.
None.
hexadecimal 0xFE 0x52 [contrast]
Parameter
Default contrast value is 40.
hexadecimal 0xFE 0x53 [brightness]
Parameter
This command set the LCD display backlight brightness level, the value is between 1 to 8.
Default brightness value is 1.
hexadecimal 0xFE 0x54 [addr] [d0 …d7]
Parameter
None.
[contrast]
[brightness]
Byte 1 0
Byte 2 0
Byte 3 0
Byte 4 0
Byte 5 0
Byte 6 0
Byte 7 0
Byte 8 0
Bit
None Clear LCD and move cursor to line 1 column 1.
7
Length
Length
1 byte Set the display contrast, value between 1 to 50
Length
1 byte Set the LCD backlight brightness level, value between 1 to 8
Length
8 bytes Custom character pattern bit map
6
0
0
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
4
0
0
0
0
1
1
0
0
3
0
0
0
1
0
0
1
0
Description
Description
Description
Description
[11]
2
1
0
1
0
0
0
1
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0x04
0x00
0x04
0x08
0x10
0x11
0x0E
0x00
Hex