Sony MXP-29 Mode D'emploi page 5

SN7406N
Seenenenes
SN7406N (TI)
TTL INVERTER BUFFER/DRIVER WITH OPEN-COLLECTOR
— TOP VIEW — '
* *
ato f>-y
Y:K
[AY] 0; Low LeveL
[Olt] 1: HIGH LEVEL
%JOPEN COLLECTOR -
SN7406N
SN7438N
aeeeneanes
SN74LS38N (Tl}
TTL 2-INPUT POSITIVE-NAND GATE BUFFER
WITH OPEN-COLLECTOR
— TOP VIEW — SN7438N
[i]t ]o} x; open coLLector
SN7493AN
senneneses
SN74LS93N (TI)
TTL 1-BIT AND 3-8IT BINARY COUNTER
NC Veco NC NC
COUNT SEQUENCE RESET/ COUNT FUNCTION
+2SECTION +8 SECTION
[eouNT] Oa] [Rot [R02 [oo [ac [aa] on,
ro [0 | r1 11 [o]o oo]
CT [xo [count — |
[o [x [count |
0, LOW LEVEL
1, HIGH LEVEL
X} DON'T CARE
TL437CP
seneenenee
TL431CP (TI)
ADJUSTABLE PRECISION SHUNT REGULATOR
— TOP VIEW — IL431¢P
CATHODE
EG
WD2793A-PLO2
eeseeeeses
WD2793A-PLO2 (WESTERN DIGITAL)
N CHANNEL £/D MOD FLOPPY DISK FORMATTER/CONTROLLER
— TOP VIEW —
a al
B al
b
a
DALO
DALI
DAL2 READY
DAL3 wo
DAL4 WG
DALS. TG43
DALE {13} HLD
DAL? fia] RAW READ a0, 1
NP
wPew
COMMAND
oRO PLA
1RO (230 X16)
CR ;COMMAND REGISTER
DR jDATA REGISTER
DSR {DATA SHIFT REGISTER
SCR ,SECTOR REGISTER
TR {TRACK REGISTER
STR {STATUS REGISTER
REGISTER SELECTION
NON SELECT,
cR
TR TR
Oo ;LOW LEVEL
> HIGH LEVEL
;DON'T CARE
1-Z, HIGH IMPEDANCE
imx-
WO2793A-PLO2 11/2)
READY
RAW READ
veo
ENMF
35 1/4" 8"SELECT
[REGISTER SELECT LINES
;CLOCK
{CHIP SELECT
SDATA ACCESS LINES
;DOUBLE DENSITY
{DIRECTION
jDATA REQUEST
sENABLE MINI-FLOPPY
3 ENABLE PRECOMP
{HEAD LOAD
+ HEAD LOAD TIMING
+ INDEX PULSE
+ INTERRUPT REQUEST
+ MASTER RESET
} READ ENABLE
+READ PULSE WIOTH
+ TRACK GREATER THAN43
+ TRACK OO
} VOLTAGE-CONTROLLED OSC
'WRITE DATA
SWRITE ENABLE
'WRITE GATE
+ WRITE PROTECT
+ WRITE PRECOMP WIDTH
WD2793A-PLO2(2/ 2)
RAW READ