ssd1908 Solomon Systech Limited:, ssd1908 Datasheet - Page 29

• Manufacturer Part Number: ssd1908
• Description: Lcd Drivers,lcd Controllers
• Manufacturer: Solomon Systech Limited:

Bits 7-2
Bits 1-0
7.2.2 Clock Configuration Registers
Bits 5-4
Bits 6-4
Reset
Reset
Reset
Type
Type
Type
SSD1908
state
state
state
Bit
Bit
Bit
Product / Revision Code Register
Memory Clock Configuration Register
Pixel Clock Configuration Register
Product
Code
Bit 5
RO
NA
NA
0
0
7
1
7
0
7
0
Rev 1.0
Select Bit 2
Product
Product Code Bits [5:0]
These are read-only bits that indicate the product code. The product code of SSD1908
is 100110.
Revision Code Bits [1:0]
These are read-only bits that indicate the revision code.
MCLK Divide Select Bits [1:0]
These bits determine the divide used to generate the Memory Clock (MCLK) from the
Bus Clock (BCLK).
Divide
PCLK Divide Select Bits [2:0]
These bits determine the divided used to generate the Pixel Clock (PCLK) from the
Pixel Clock Source.
PCLK
Code
Bit 4
RW
RO
NA
MCLK Divide Select Bits [1:0]
0
P 19/19
6
0
6
0
6
0
Select Bit 1
Select Bit 1
Product
Oct 2003
Divide
Divide
MCLK
PCLK
Code
Bit 3
RW
00
01
10
11
RW
RO
Table 7-1 : MCLK Divide Selection
5
0
5
0
5
0
Select Bit 0
Select Bit 0
Product
MCLK
Divide
Divide
PCLK
Code
Bit 2
RW
RW
RO
4
0
4
0
4
1
BCLK to MCLK Frequency Ratio
Product
Code
Bit 1
RO
NA
NA
3
0
0
3
0
0
3
1
1:1
2:1
3:1
4:1
Product
Code
Bit 0
RO
NA
NA
2
0
0
2
0
0
2
0
Select Bit 1
Solomon Systech
Code Bit 1
Revision
Source
PCLK
RW
NA
RO
0
X
1
0
1
0
1
REG[04h]
Select Bit 0
Code Bit 0
REG[03h]
REG[05h]
Revision
Source
PCLK
RW
NA
RO
0
0
0
0
0
X
0