Sansui CD-V1000 - Microcomputer and Display Details; CXP5016 Microcomputer Pin Functions; Fluorescent Display Tube Grid Assignment

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¢ Description of Pin Functions (CXP5016 Microcomputer)
Active
: Pin
Function No. 1/0
Key matrix dynamic scan output. A 53 O
matrix is formed between these pins and 54 0
pins 8, 9 and 10 for input function
selection. 55 O
56 O
Muting output. Active except during play-
24 oO
back and manual search.
Serial data output. 25 O
Latch output. 26 O
Serial data transfer clock input. 27 oO
At ‘'H’’ level output, the loading motor 12 0
rotates in the tray closing direction.
At ’’H”’ level output, the loading motor 13
rotates in the tray opening direction.
Laser diode ON/OFF control output.
O;/O} Oo
System reset output.
Key matrix input. Select the input func-
tion in combination with pins 53 to 56.
Inputs requests from components con-
nected to the system control terminal.
Inputs the signal indicating proper focus
pull-in.
¢ Fluorescent Display Tube
< Grid Assignment >
PLAY?
PAUSE
MEMORY
SPACING
—
; Active
Function an V0 -+-———
No. H L
Frame sync locked condition indicating thy |
input.
Address condition indicating input. 22 |
When the tray has come fully out and
the DISC TRAY switch is turned ON, this} 17 Oo
pin becomes ‘’L’’.
When the tray has come fully in and the
DISC TRAY switch is turned ON, this pin 18 O
becomes “’L’’
| ——
Synchro Play. 19 =
Subcode O readout signal. 4 SC
Timer play input. 5 1)
Test input terminal.
Subcode Q input.
Line mute output. Active except during
playback and manual search.
Analog amplifier (M51565P) deemphasis
switch control output.
Data input from components connected
to the system control terminal.
Forse haat’ ouput. 3-20, 0
| Fluorescent indicator output. _——«[50~52] 0 | 0 |
7
: ; G
< Pin Connection >
PIN NO. 1/2}3 31/32/33
N 1|N
CONNECTION | F p|9 GIP F
Lu.
< Anode Connection >
7G 6G 5G 4G | 3G 2G 1
| a PLAY a a a a a a
b MEMORY b b b b b b
c cae c c c c c c
d = d d d d d d
e = e e e e e e
SPACIN f f f f f f
f G
g = g g 9g g g g
h PAUSE 1 ALL REMAIN TOTAL CLEAR/CHECK
i =— — _— TIME tie =- _