NT6828 View Datasheet(PDF) - Novatek Microelectronics
Part Name
Description
Manufacturer
NT6828 Datasheet PDF : 31 Pages
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NT6828
2. List of Control Registers:
(1) Display Register: Row 0 - 14, Column 0 - 29
7
6
Row 0-14
Column 0-29
MSB
5
4
3
2
Fonts’ Address $00 - $FF
1
0
LSB
Bit 7 - 0: In this eight bit address one of the 256 characters/symbols resided in the character ROM/RAM fonts. (Please
refer to Figure 1.) Note that for 0 - 247 (ROM fonts) and 248 - 255 (RAM fonts) need to be programmed by the
user. Each font consists of 12 x 18 dots matrix. (Please refer to Figure 2.)
(2) Character Attribute Register: Row 0 - 14, Column 0 - 29
7
6
5
4
3
2
1
0
Row 0-14
Column 0-29
BLNK R
G
B
Characters’ Attribute Control
Bit 3: BLNK- This bit is to enable the blinking effect of the corresponding character/symbol as the bit is set to ‘1’. The
blinking frequency is approximately 1Hz with 50/50 duty cycle at 80Hz vertical sync frequency.
Bit 2 - 0: R/G/B-These three bits define the color attributes of the corresponding character/symbol. (Please refer to Table
1 for the color selections.)
Table 1. Character/Windows Color Selection
COLOR
R
G
B
Black
Blue
Green
Cyan
Red
Magenta
Yellow
White
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
6
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