参数资料
型号: CDB4955A
厂商: Cirrus Logic Inc
文件页数: 36/60页
文件大小: 0K
描述: EVALUATION BOARD FOR CS4955A
标准包装: 1
主要目的: 视频,视频处理
嵌入式: 是,其它
已用 IC / 零件: CS4955
主要属性: NTSC/PAL 数字视频编码器
次要属性: 图形用户界面,RS-232 接口
已供物品:
相关产品: CS4954-CQZR-ND - IC VID ENCODER NTSC/PAL 48-TQFP
598-1682-ND - IC VIDEO ENCODER NTSC/PAL 48TQFP
CS4954 CS4955
DS278F6
41
Control Register 3
Address
0
×03
CONTROL_3
Read/Write
Default Value = 00h
Control Register 4
Address
0
×04
CONTROL_4
Read/Write
Default Value = 3Fh
NOTE: 1. The FIELD pin (pin 9) remains an output pin in SLAVE mode. However, the FIELD pin state does not
toggle in SLAVE mode and its output state should be considered random.
Bit Number
7
654
3210
Bit Name
RESERVED
FD THR C1 FD THR C2 FD THR SV FD THR EN
CBAR
Default
0
000
0000
Bit
Mnemonic
Function
7:5
-
reserved
4FD THR C1
feedthrough enabled for composite 1 output (0 = off, 1 = on)
3FD THR C2
feedthrough enabled for composite 2 output (0 = off, 1 = on)
2FD THR SV
feedthrough enabled for s-video (on luma signal) (0 = off, 1 = on)
1FD THR_EN
Enable (1 = enable) input to feed through during inactive lines
0
CBAR
internal color bar generator (0 = off, 1 = on)
Bit Number
7
6
5
4
3
210
Bit Name
CB_H_SEL
CB_FLD_SEL(1) COMDAC_PD SVIDLUM_PD SVIDCHR_PD
R_PD
G_PD
B_PD
Default
0
1
111
Bit
Mnemonic
Function
7
CB_H_SEL
Composite Blank / HSYNC output select (1 = CB select, 0 = HSYNC select)
6
CB_FLD_SEL
Composite Blank / FIELD output select (1 = CB select, 0 = FIELD select)(1)
5
COMDAC_PD
power down composite DAC
0: power up, 1: power down
4
SVIDLUM_PD
power down luma s-video DAC
0: power up, 1: power down
3
SVIDCHR_PD
power down chroma s-video DAC
0: power up, 1: power down
2R_PD
power down red rgb video DAC
0: power up, 1: power down
1G_PD
power down green rgb video DAC
0: power up, 1: power down
0B_PD
power down blue rgb video DAC
0: power up, 1: power down
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