No.12S162-03
31/47
STC-SC202POEHS / SB202POEHS
Users guide
Command No.
Command Description
30H:
PGA[7..0]
[CDS gain] Initial data: PGA [7..0] = 0, data range: 0 to 255
Sets the CDS gain (programmable gain)
CDS gain = = 1.1 + 0.0359X (PGA[7..0] X 2 + GOFS[7..0]) dB
*GOFS[7..0]:
The gain offset (The value of the address 32H)
31H:
DGB[7..0]
[Digital gain] Initial data: DGB [7..0] = The factory adjusted value
Video level = (Input video level – BLACK level) x (1 + DGB[7..0]/128) + BLACK Level
*BLACK Level
Black level (The calculated value of the address 38H)
32H:
GOFS[7..0]
[Gain offset] Initial data: GOFS[7..0] = The factory adjusted value, data range: 0 to 255
38H:
BLACK[7..0]
[Black level] Initial data: BLACK[7..0] = 9; data range: 0 to 31
Sets the Black level (The Black level of the black signal)
Black level = BLACK[7..0] x 8 + 56
(for 12bit output)
Black level = (BLACK[7..0] x 8 + 56) / 4
(for 10bit output)
Black level = (BLACK[7..0] x 8 + 56) / 16
(for 8 bit output)
Whenever it is set greater than 31, it will automatically resets to 31.
Aegis Electronic Group, Inc.
For more information please contact Aegis Electronic Group, Inc. *(888)687-6877 *[email protected] *http://www.aegiselect.com
