TVP5146PFP 参数 Datasheet PDF下载

I

2

C register address 00h = Input select register

I

2

C data 46h = Sets luma to VI_2_C and chroma to VI_1_C

I

2

C register address 04h = Autoswitch mask register

I

2

C data 3Fh = Includes NTSC 443 and PAL (M, Nc) in the autoswitch

I

2

C register address 08h = Luminance processing control 3 register

I

2

C data 00h = Optimizes the trap filter selection for NTSC and PAL

I

2

C register address 0Eh = Chrominance processing control 2 register

I

2

C data 04h = Optimizes the chrominance filter selection for NTSC and PAL

I

2

C register address 33h = Output formatter 1 register

I

2

C data 43h = Selects the 10-bit 4:2:2 output format

I

2

C register address 34h = Output formatter 2 register

I

2

C data 11h = Enables YCbCr output and the clock output

I

2

C register address 36h = Output formatter 4 register

I

2

C data AFh = Enables HS and VS sync outputs

4.3 Example 3

4.3.1

Assumptions

Component (VI_1_B (Pb), VI_2_B (Y), VI_3_B (Pr))

NTSC (J, M, 443), PAL (B, G, H, I, M, N, Nc) and SECAM

20-bit 4:2:2 YCbCr with discrete sync outputs

Input connector:

Video format:

Output format:

4.3.2

Recommended Settings

Recommended I

2

C writes: This setup requires additional writes to output the discrete sync 20-bit 4:2:2 data, HS, and

VS, and to autoswitch between all video formats mentioned above.

4−2