Service manual

Samsung Electronics 6-9
5-1-2-9. I/O PORT FOR KS32C6200
PIN NAME PIN NO I/O PORT NAME
DESCRIPTION FOR STATE
G O P 0 / T X D 0
G O P 1 / T X D 1
G O P 2 / n E D A C K
G O P 3 / TO N E
G O P 4 / n R S T 0
G O P 5 / n I O W R 1
G O P 6 / n I O W R 2
G O P 7 / n I O R D 1
G O P 8 / n I O R D 2
G O P 9 / C L K O U T
G O P 1 0 / F I R E P S
G O P 11 / n H S C
G O P 1 2 / n H S M
G I P 0 / n R X D 1
G I P 1 / n R X D 2
G I P 2 / n E I N T 1
G I P 3 / n E I N T 2
G I P 4 / n E D R E Q
G I P 5 / U C L K
G I O P 0 / T C K
G I O P 1 / T M S
G I O P 2 / T D I
G I O P 3 / n T R S T
G I O P 4 / T D O
1 2 2
1 2 4
1 3 9
1 4 9
1 5 0
1 3 4
1 5 5
1 5 6
1 5 1
1 5 2
1 5 3
1 5 4
3 0
1 2 3
1 2 5
1 3 6
1 3 7
1 3 8
1 2 8
3 7
3 8
3 9
4 0
4 1
L I T _ T X D
O P E _ T X D
n X D A C K
K E Y C L I C K
n R S T 0
n FA U LT _ T E S T
R X _ C T L
n H E A D _ E N
T O N E _ C T L
I P _ C L K
n R S T _ O U T
B I A S O F F
C R _ R E F
L I U _ R X D
O P E _ R X D
n M I R Q
n T X _ I N T
n X D R E Q
H E A D _ D ATA
T C K
T M S
T D I
n T R S T
T D O
Serial Data Output to ILIU
Serial Data Output to OPE
–
D M AAcknowledge to
S c a n _ I P
Keyclick To n e
Watchdog Reset Signal Output
– Head Fault Test Enable
Line for RX. Line for TX. or Remote
– Head Enable
Line Monitoring K e y c l i c k
Clock Output for Scan_IP
External Reset Output
– Head Data Read
LQ Mode Printing Draft Mode Printing
Serial Data Input from ILIU
Serial Data Input from OPE
– Modem Interrupt request
–
SCAN motor Interrupt
r e q u e s t
– D M A Request from Scan_IP
Serial Head Data from Head
Test Clock for ICE
TA P Controller Enable –
Serial Data Input from Emulator
– TA P Controller Reset
Serial Data Output to Emulator
p
p
p
p
p
p
p
p
p
p
p
p
p
I
I
I
I
I
I
B
B
B
B
B
H L