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参数资料
| 型号： | AD9398/PCBZ |
| 厂商： | Analog Devices Inc |
| 文件页数： | 6/44页 |
| 文件大小： | 0K |
| 描述： | BOARD EVALUATION FOR AD9398 |
| 标准包装： | 1 |
| 主要目的： | 视频，视频处理 |
| 已用 IC / 零件： | AD9398 |
| 已供物品： | 板 |
| 相关产品： | AD9398KSTZ-100-ND - IC INTERFACE 100MHZ HDMI 100LQFP AD9398KSTZ-150-ND - IC INTERFACE 150MHZ HDMI 100LQFP |
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AD9398
Rev. 0 | Page 14 of 44
2-WIRE SERIAL REGISTER MAP
The AD9398 is initialized and controlled by a set of registers that determines the operating modes. An external controller is employed to
write and read the control registers through the 2-wire serial interface port.
Table 11. Control Register Map
Hex Address
Read/Write
or Read
Only
Bits
Default
Value
Register Name
Description
0x00
Read
[7:0]
00000000
Chip Revision
Chip revision ID. Revision is read [7:4]. [3:0].
0x001
Read/Write
[7:0]
01101001
PLL Divider MSB
PLL feedback divider value MSB.
0x02
Read/Write
[7:4]
1101****
PLL Divider
PLL feedback divider value.
0x03
Read/Write
[7:6]
01******
VCO Range
VCO range.
[5:3]
**001***
Charge Pump
Charge pump current control for PLL.
[2]
*****0**
PLL Enable
This bit enables a lower frequency to be used for audio
MCLK generation.
0x11
Read/Write
[7]
0*******
HSYNC Source
0 = HSYNC.
1 = SOG.
[6]
*0******
HSYNC Source
Override
0 = auto HSYNC source.
1 = manual HSYNC source.
[5]
**0*****
VSYNC Source
0 = VSYNC.
1 = VSYNC from SOG.
[4]
***0****
VSYNC Source Override
0 = auto HSYNC source.
1 = manual HSYNC source.
[3]
****0***
Channel Select
0 = Channel 0.
1 = Channel 1.
[2]
*****0**
Channel Select
Override
0 = auto-channel select.
1 = manual channel select.
[1]
******0*
Interface Select
0 = analog interface.
1 = digital interface.
[0]
*******0
Interface Override
0 = auto-interface select.
1 = manual interface select.
0x12
Read/Write
[7]
1*******
Input HSYNC Polarity
0 = active low.
1 = active high.
[6]
*0******
HSYNC Polarity
Override
0 = auto HSYNC polarity.
1 = manual HSYNC polarity.
[5]
**1*****
Input VSYNC Polarity
0 = active low.
1 = active high.
[4]
***0****
VSYNC Polarity
Override
0 = auto VSYNC polarity.
1 = manual VSYNC polarity.
0x17
Read
[3:0]
****0000
HSYNCs per VSYNC
MSB
MSB of HSYNCs per VSYNC.
0x18
Read
[7:0]
00000000
HSYNCs per VSYNC
HSYNCs per VSYNC count.
0x22
Read/Write
[7:0]
4
VSYNC Duration
VSYNC duration.
0x23
Read/Write
[7:0]
32
HSYNC Duration
HSYNC duration. Sets the duration of the output HSYNC
in pixel clocks.
0x24
Read/Write
[7]
1*******
HSYNC Output Polarity
Output HSYNC polarity.
0 = active low out.
1 = active high out.
[6]
*1******
VSYNC Output Polarity
Output VSYNC polarity
0 = active low out.
1 = active high out.
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