TVP5160
SLES135E–FEBRUARY 2005–REVISED APRIL 2011
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1P1[3]
D1[3]
1M1[3]
1P1[2]
D1[2]
1M1[2]
1P1[1]
D1[1]
1M1[1]
1P1[0]
D1[0]
1M1[0]
NIBBLE 1
D2[3:0]
1P2[3:0]
1M2[3:0]
NIBBLE 2
NIBBLE 3
NIBBLE 4
NIBBLE 5
PASS 1
D3[3:0]
1P3[3:0]
1M3[3:0]
Filter 1
Enable
00
01
D4[3:0]
1P4[3:0]
1M4[3:0]
PASS
10
11
D5[3:0]
1P5[3:0]
1M5[3:0]
2
FILTER 1
FILTER 2
Filter Logic
D1..D5
2P1..2P5
2M1..2M5
PASS 2
Filter 2
Enable
Figure 3-1. Teletext Filter Function
Table 3-112. VDP FIFO Word Count
Subaddress BCh
Read only
7
6
5
4
3
2
1
0
FIFO word count [7:0]
FIFO word count [7:0]: This register provides the number of words in the FIFO.
Note: 1 word equals 2 bytes.
80
Internal Control Registers
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