Rainbow Electronics AT91CAP9S250A User Manual
Page 939
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939
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
45.4.14
ISI Color Space Conversion RGB to YCrCb Set 1 Register
Register Name: ISI_R2Y_SET1
Access Type: Read/Write
Reset Value: 0x01245e38
• C3: Color Space Conversion Matrix coefficient C3
C0 element default step is 1/128, ranges from 0 to 0.9921875
• C4: Color Space Conversion Matrix coefficient C4
C1 element default step is 1/256, ranges from 0 to 0.49609375
• C5: Color Space Conversion Matrix coefficient C5
C1 element default step is 1/512, ranges from 0 to 0.2480468875
• Goff: Color Space Conversion Green component offset
0: No offset
1: Offset = 128
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
Goff
23
22
21
20
19
18
17
16
C5
15
14
13
12
11
10
9
8
C4
7
6
5
4
3
2
1
0
C3
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