NT68275 View Datasheet(PDF) - Novatek Microelectronics
Part Name
Description
Manufacturer
NT68275 Datasheet PDF : 38 Pages
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NT68275
IIC Bus Write Operation Timing:
Figure. 6 Access Register Write Operation
3 --------------- Repeat --------------4
Type (1)
(2)
(3)
(4)
(5)
(3)
(4)
(5)
(6)
(a)
START
Condition
OSD Slave
Address
‘$7A’
Row Address Column Address Information Row Address Column Address
Data
Data
Data
Data
Data
Information
Data
…
STOP
Condition
8 bits
8 bits
8 bits
8 bits
8 bits
8 bits
8 bits
Type (1)
(2)
(3)
3 ------ Repeat -----4
(4)
(5)
(4)
(5)
(6)
(b)
START
Condition
OSD Slave
Address
‘$7A’
Row Address Column Address Information
Data
Data
Data
Column Address Information
Data
Data
…
STOP
Condition
8 bits
8 bits
8 bits
8 bits
8 bits
8 bits
Type (1)
(2)
(3)
3Repeat
4
(4)
(5)
(5)
(5)
(6)
(c)
START
Condition
OSD Slave
Address
‘$7A’
Row Address Column Address Information
Data
Data
Data
Information
Data
Information
Data
…
STOP
Condition
8 bits
8 bits
8 bits
8 bits
8 bits
8 bits
TAB 8. Address Data Transmission for Registers
ITEM
No
1
2
Display Register 3
4
5
6
Attribute / Control
Register
7
8
ADDRESS B7 B6 B5 B4 B3 B2 B1 B0
Row
1 0 0 X R3 R2 R1 R0
Column 0 0 *Page C4 C3 C2 C1 C0
Column 0 1 *Page C4 C3 C2 C1 C0
Information
D7 D6 D5 D4 D3 D2 D1 D0
Data
Row
1 0 1 X R3 R2 R1 R0
Column 0 0 X C4 C3 C2 C1 C0
Column 0 1 X C4 C3 C2 C1 C0
Information
D7 D6 D5 D4 D3 D2 D1 D0
Data
Type
(a),(b),(c)
(a),(b)
(c)
(a),(b),(c)
(a),(b)
(c)
*The page bit will identify the page number of ROM font area. If this bit is set ‘0’, the following
information data will address the page 0 ROM font area. Otherwise, it will address the page 1.
25
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