Functional Description
2.11.37 Video Standard Status Register
Subaddress
3Fh
Read only
7 | 6 | 5 |
| 4 | 3 | 2 |
| 1 |
| 0 |
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Autoswitch |
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| Reserved |
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| Video standard [2:0] |
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Autoswitch mode:
0 =
1 = Autoswitch mode
Video standard [2:0]: |
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| CVBS and | Component video |
000 | = Reserved | Reserved |
001 | = (M, J) NTSC | Component 525 |
010 | = (B, D, G, H, I, N) PAL | Component 625 |
011 = (M) PAL | Reserved | |
100 | = | Reserved |
101 | = NTSC 4.43 | Reserved |
110 = SECAM | Reserved | |
111 = PAL 60 | Reserved |
This register contains information about the detected video standard that the device is currently operating. When autoswitch code is running, this register must be tested to determine which video standard has been detected.
2.11.38 GPIO Input 1 Register
Subaddress
40h
Read only
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
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C_7 | C_6 | C_5 | C_4 | C_3 | C_2 | C_1 | C_0 |
C_x input status:
0 = Input is a low.
1 = Input is a high.
These status bits are only valid when terminals are used as input and its states updated at every line.
48 | TVP5147M1PFP |