Samsung SF-4500 Service Manual page 40

5-1-2-9. I/O PORT FOR KS32C6200
PIN NAME
GOP0/TXD0
GOP1/TXD1
GOP2/nEDACK
GOP3/TONE
GOP4/nRST0
GOP5/nIOWR1
GOP6/nIOWR2
GOP7/nIORD1
GOP8/nIORD2
GOP9/CLKOUT
GOP10/FIREPS
GOP11/nHSC
GOP12/nHSM
GIP0/nRXD1
GIP1/nRXD2
GIP2/nEINT1
GIP3/nEINT2
GIP4/nEDREQ
GIP5/UCLK
GIOP0/TCK
GIOP1/TMS
GIOP2/TDI
GIOP3/nTRST
GIOP4/TDO
Samsung Electronics
PIN NO I/O PORT NAME
122 p LIT_TXD
124 p OPE_TXD
139 p nXDACK
149 p KEYCLICK
150 p nRST0
134 p nFAULT_TEST
155 p RX_CTL
156 p nHEAD_EN
151 p TONE_CTL
152 p IP_CLK
153 p nRST_OUT
154 p BIASOFF
30 p CR_REF
123 I LIU_RXD
125 I OPE_RXD
136 I nMIRQ
137 I nTX_INT
138 I nXDREQ
128 I HEAD_DATA
37 B TCK
38 B TMS
39 B TDI
40 B nTRST
41 B TDO
DESCRIPTION FOR STATE
H
Serial Data Output to ILIU
Serial Data Output to OPE
–
Keyclick Tone
Watchdog Reset Signal Output
–
Line for RX.
–
Line Monitoring
Clock Output for Scan_IP
External Reset Output
–
LQ Mode Printing
Serial Data Input from ILIU
Serial Data Input from OPE
–
–
–
Serial Head Data from Head
Test Clock for ICE
TAP Controller Enable
Serial Data Input from Emulator
–
Serial Data Output to Emulator
L
DMA Acknowledge to
Scan_IP
Head Fault Test Enable
Line for TX. or Remote
Head Enable
Keyclick
Head Data Read
Draft Mode Printing
Modem Interrupt request
SCAN motor Interrupt
request
DMA Request from Scan_IP
–
TAP Controller Reset
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