EAGLE
PRELIMINARY
Ver 1.3
3.9.4.15 Decoder Frame Buffer Pointer Register (H264FP)
This register contains a current pointer of the decoder frame buffer.
Address: FFE0 1C88h
Bit
31 : 2
1 : 0
R/W
R
R/W
Description
Default Value
Reserved
Decoder frame buffer pointer
-
0h
3.9.4.16 Scaler Frame Buffer Pointer Register (H264SP)
This register contains the current Scalar read pointer of the frame buffer.
Address: FFE0 1C8Ch
Bit
31 : 2
1 : 0
R/W
R
R/W
Description
Default Value
Reserved
Scaler read buffer pointer
-
0h
3.9.4.17 Scaler Enable Register (H264SON)
This register controls the Scalar operations.
Address: FFE0 1C90h
Bit
31 : 1
0
R/W
R
R/W
Description
Default Value
Reserved
Scaler On / Off
-
0b
0 : Stops Scaler Operation
1 : Starts Scaler Operation
After initialization, setting a ‘1’ to the Scalar On/Off bit in H264SON register starts the operation of Scalar.
3.9.4.18 Scaler Endian Register (H264SWAP)
This register programs the Scalar Endian format.
Address: FFE0 1C94h
Bit
31 : 1
0
R/W
R
R/W
Description
Default Value
Reserved
Scaler Endian
-
0b
0 : Scaler Big Endian
1 : Scaler Little Endian
The default setting of Scalar Endian bit is Big Endian. However, user may reconfigure the Scalar endian to Little
Endian format
3.9.5 Decoding Interrupt Related Registers
3.9.5.1 Interrupt Enable Register (H264INT)
This register supports the interrupt capability of H.264 Decoder.
Address: FFE0 1CA0h
Bit
31 : 2
1
R/W
R
R/W
Description
Default Value
Reserved
Interrupt Selection between IRQ0 and IRQ1
0 : H264_IRQ0
0b
1 : H264_IRQ1
0
R/W
Interrupt Enable
0b
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