Owner manual

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
76543210
Bit Name
RESERVED FD THR C1 FD THR C2 FD THR SV FD THR EN CBAR
Default
00000000
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 0 1 1 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