ADV8005 Hardware Reference Manual
UG-707
Figure 29: TTL Output Block Diagram
The following registers are used to control the TTL outputs.
ttl_ps444_in
, IO Map,
Address 0x1A01[0]
This bit is used to select the video type sent to the TTL output format block.
Function
ttl_ps444_in
Description
0 (default)
Input to TTL output block is real 4:4:4
1
Input to TTL output block is pseudo 4:4:4
ttl_op_format[3:0]
, IO Map,
Address 0x1A02[7:4]
This signal is used to specify the TTL output format.
Function
ttl_op_format[3:0]
Description
0011
2 x 8-bit buses, SDR 4:2:2
0100
2 x 10-bit buses, SDR 4:2:2
0101
2 x 12-bit buses, SDR 4:2:2
0110
3 x 8-bit buses, SDR 4:4:4
0111 (default)
3 x 10-bit buses, SDR 4:4:4
1000
3 x 12-bit buses, SDR 4:4:4
ttl_vid_out_en
, IO Map,
Address 0x1A02[3]
This bit is used to enable the TTL video output.
Function
ttl_vid_out_en
Description
0 (default)
Disable TTL output
1
Enable TTL output
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