Pioneer MD-P100 Service Manual page 35

MPC17A38VMEL
- Pin Functions(CXD2536R)
Pin No. Pin Name
1 VDD
2 SWDT
3 SCK
4 XLAT
5 SRDT
6 SENSE
7 SMDO
8 SMDI
9 XINT
10 RCPB
11 WRMN
12 TX
13 VSS
14 SICK
15 IDSL
16 XILT
xrst
17
18-21 TS0-TS3
22 EXIR
23 SASL
24 SGL
25 VSS
26 AIRCPB
27 XRQ
28 ADTO
29 ADTI
30 XALT
I/O Function and Operation
Power supply terminal (+3.3V)
I Write data signal input from the system controller (IC600)
I Serial clock signal input from the system controller (IC600)
I Serial latch signal input from the system controller (IC600)
O Read data signal output to the system controller (IC600)
O Internal status (SENSE) output to the system controller (IC600)
I Serial command control mode input from the system controller (Fixed at "H")
I Serial command control mode input from the system controller (Fixed at "H")
O Interruption status output to the system controller (IC600)
I Record/playback selection signal input (Fixed at "L")
I Write/monitor mode selection signal input from the system controller
(Fixed at "L")
I Writing data transmission timing input from the system controller
Used together with the magnetic field head ON/OFF output (Fixed at "L")
Ground terminal
I Chip reserve terminal (Fixed at "H")
I Chip reserve terminal (Fixed at "H")
I Chip reserve terminal (Fixed at "H")
I Reset signal input from the system controller (IC600) When reset:"L"
I Test input terminal (Fixed at "L")
I Chip reserve terminal (Fixed at "H")
I Single use the block selection "L":ATRAC,"H":RAM controller (Fixed at "L")
I Normally fixed at "L",Fixed at "H" when the ATRAC or RAM controller is
single used (Fixed at "L")
Ground terminal
O Record/playback mode signal output terminal of the ATRAC or external audio
block Not used this set (OPEN)
I/O XRQ signal input/output terminal of the ATRAC interface
Not used this set (OPEN)
I/O Decoder data signal input/output terminal of the ATRAC
Not used this set (OPEN)
I/O Encoder data signal input/output terminal of the ATRAC
Not used this set (OPEN)
I/O Data ready and XALT signal input/output terminal of the ATRAC interface
Not used this set (OPEN)
MD-P100
35