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DV-550U
Pin No.
Pin No.
Pin name
Pin name
Microcomputer interface / CD·subcode interface
HD15
3
(CDCLK)
HD14
4
(CDDAT)
HD13
5
(CDFRM)
HD12
6
(CDERR)
HD11
7
(SCCLK)
HD10
9
(SCDAT)
HD9
10
(SCSYN)
HD8
11
(SCFRM)
12
14-17
HD[7:0]
19-21
Pin No.
Pin name
General port
2
GPSI
122-123 GPAIO[1:0]
159
GPSO
Microcomputer / CD·subcode interface terminal list
Type
Type
Direction
Direction
When 16-bit bus width is selected, (HWID=low)
3-S
I/O
It works as the microcomputer data bus of 15th bit.
(I)
(I)
When 8-bit bus width is selected, (HWID=high)
It works as the terminal to input bit clock from DC-DSP.
When 16-bit bus width is selected, (HWID=low)
3-S
I/O
It works as the microcomputer data bus of 14th bit.
(I)
(I)
When 8-bit bus width is selected, (HWID=high)
It works as the terminal to input the stream/PCM data from CD-DSP.
When 16-bit bus width is selected, (HWID=low)
3-S
I/O
It works as the microcomputer data bus of 13th bit.
(I)
(I)
When 8-bit bus width is selected, (HWID=high)
It works as the terminal to input frame synchronous signal from CD-DSP.
When 16-bit bus width is selected, (HWID=low)
3-S
I/O
It works as the microcomputer data bus of 12th bit.
(I)
(I)
When 8-bit bus width is selected, (HWID=high)
It works as the terminal to input error signal to CD-DSP.
When 16-bit bus width is selected, (HWID=low)
It works as the microcomputer data bus of 11th bit.
3-S
I/O
When 8-bit bus width is selected, (HWID=high)
(O)
(O)
It works as the terminal to output the subcode reading clock to the
subcode interface of CD-DSP.
When 16-bit bus width is selected, (HWID=low)
It works as the microcomputer data bus of 10th bit.
3-S
I/O
When 8-bit bus width is selected, (HWID=high)
(I)
(I)
It works as the terminal to input subcode data from subcode interface of
CD-DSP.
When 16-bit bus width is selected, (HWID=low)
It works as the microcomputer data bus of 9th bit.
3-S
I/O
When 8-bit bus width is selected, (HWID=high)
(I)
(I)
It works as the terminal to input the subcode synchronous signal from the
subcode interface of CD-DSP.
When 16-bit bus width is selected, (HWID=low)
It works as the microcomputer data bus of 9th bit.
3-S
I/O
When 8-bit bus width is selected, (HWID=high)
(I)
(I)
It works as the terminal to input the frame synchronous signal from the
subcode interface of CD-DSP.
3-S
I/O
It works as the microcomputer bus of bits 7 thru 0.
General port terminal list
Type
Direction
I
I
General purpose terminal.
3-S
I/O
General input/output terminal. After resetting, it becomes the input direction.
O
O
General output terminal.
Function
Function
12-13
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