Sony RM-450 - Page 34

IM-450/RM-450CE
6. SEMICONDUCTORS
6-1.
SEMICONDUCTORS
PIN
ASSIGNMENTS
CF77267N2 (TI)
VTR CONTROL
— TOP VIEW —
vee ft | [64] FWO KEY
[63] CTL PULSE OUT
[62}SEARCH SPEED OUT
cno[4| [61] GNo
STROBE [5 | [60] RESET |
System cLock(6 | [59] STOP KEY
NC [58] CTL PULSE IN
PAUSE KEY
McK [10] [55] Gno
RESET 2[11] [54] EDIT LAMP
vee [12 | 153] TAPE STOP OUT
fis] [52] TAPE STOP IN
01 (14 [51] FWO/REV
02(15] [50] GNo
03(i6] [a9] REC LAMP
D4 [48] vee
05 (te | EDIT SAFTY
06(i9| [46] PAUSE LAMP
07 (20) [46] REW KEY
ne [23] [44] REW LAMP
no [22] 143} Gno
Ao [23] 142] REC KEY
Al fai] N.C
TORD (40) FF LAMP
[39] FF KEY
jowr [27] 138] FWO LAMP
no [28 137] GND
cur ouT Key {29] SLOW KEY
CE fo} 135] SLOW CAMP
PLAY KEY [31] [34] EDIT KEY
RECODER/PLAYER IN{32| 133] vec
CXK5464ASP-10L (SONY)
— TOP VIEW —
MB88201H-539N (FUJITSU)
4 BIT CPU
— TOP VIEW —
R6i/0([1] [16] Voo(+4.5V 10 5.5V)
R7 1/0 [2 | [15] RESET in
R81/0 [3 | fia} R570
R9I/0 [4 | 113] R4 1/0
RIO/START i/o 12} R3 1/0
RII/X s/o [6] [it] R210
eX 10] Rt izo
eno [ 8] [9] ROWo
EX D EXTERNAL X'TAL
RO~RI1: 1/0 PORT(R} IN/OUT
RESET = RESET IN
START + STANDBY RELESE IN
RUI/X 3 EXT CLOCK IN/INT CLOCK OUT
M50747ESP
MS50747-108SP (MITSUBISHI)
1 TIME CPU
— TOP VIEW —
P33/CNTR
!
20 P34/RXD
INT t ZINTERRUPT | IN
POO-PO7 :
PIO-PI7 :
P20-P27 : }8 BIT 1/0 PORT
P30~P37 ;
P40-P47
P50-P57 <8 BITIN PORT
P60-P67 :8 BIT OUT PORT
RESET DRESET IN
X IN/OUT = CLOCK IN/OUT
> 7 CLOCK TIMING OUT
P32/INT2 > PORT/INTERRUP2 IN/OUT
P33/CNTR: PORT/CONTROL IN/OUT
P34/RXD : RECEIVED DATA
* P35/TXO : TRANCEMITTED DATA
P36/CLK :PORT/CLOCK IN/OUT
P37/SROY > SERIAL IN READY
CNVss (OV)