BT848 ETC, BT848 Datasheet - Page 62

• Manufacturer Part Number: BT848
• Description: Single-Chip Video Capture for PCI
• Manufacturer: ETC

F
DMA Controller
Table 11. RISC Instructions (3 of 4)
52
UNCTIONAL
SKIP
SKIP123
Instruction
D
ESCRIPTION
0010
1010
Opcode
DWORDs
1
2
Skip pixels by discarding byte count # of bytes from the FIFO. This may start
and stop in the middle of a DWORD.
DWORD0:
[11:0]
[15:12]
[23:16]
[24]
[25]
[26]
[27]
[31:28]
Skip pixels in planar mode by discarding byte count #1 of bytes from the FIFO1
and byte count #2 from FIFO2 and FIFO3. This may start and stop in the mid-
dle of a DWORD.
DWORD0:
[11:0]
[15:12]
[23:16]
[24]
[25]
[26]
[27]
[31:28]
DWORD1:
[11:0]
[27:16]
Byte Count
Reserved
Reset/Set RISC_STATUS
IRQ
Reserved
EOL
SOL
Opcode
Byte Count #1
Reserved
Reset/Set RISC_STATUS
IRQ
Reserved
EOL
SOL
Opcode
Byte Count #2
Byte Count #3
L848A_A
Description
Single-Chip Video Capture for PCI
Bt848/848A/849A
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