Sharp UP-600 Service Manual page 38

Pin
Name IN/OUT
No.
109 DSR5# I RS-232 ch1 DSR signal
110 CTS5# I RS-232 ch1 CTS signal
111 RXD5 I RS-232 ch1 RXD signal
112 TXD5 O RS-232 ch1 TXD signal
113 DTR5# O RS-232 ch1 DTR signal
114 RTS5# O RS-232 ch1 RTS signal
115 INT4# I Shift enable for option display
116 HTS2 O 8 bit serial port output (for option display)
Serial port shift clock output
117 SCK2# O
(for option display)
118 STH2 I 8 bit serial port input (for option display)
119 DSR4# I MCR track 3 CLS signal
120 RXD4 I MCR track 3 RDD signal
121 RXC4 I MCR track 3 RCP signal
122 DSR2# I MCR track 2 CLS signal
123 RXD2 I MCR track 2 RDD signal
124 RXC2 I MCR track 2 RCP signal
125 DSR1# I MCR track 1 CLS signal
126 RXD1 I MCR track 1 RDD signal
127 RXC1 I MCR track 1 RCP signal
128 IPLON O IPL switch 0 ON signal to CPU
Chip select base signal for expansion
129 OPTCS# O
option
130 VDD - +3.3V
131 GND - GND
132 VMEMC# O VRAM chip select signal
133 VIOC# O LCDC chip select signal
134 VWAIT# I LCDC wait signal
135 DSF2# O DPRAM chip select signal
136 EXWAIT# I External wait signal
137 EXINT0# I External interrupt signal 0
138 EXINT1# I External interrupt signal 1
139 EXINT2# I External interrupt signal 2
140 EXINT3# I External interrupt signal 3
141 BUSY3# I Fiscal memory BUZY signal (NU)
142 RXD3 I Fiscal memory RXD signal (NU)
143 TRXC3 I Fiscal memory CLOCK signal (NU)
144 TXD3 O Fiscal memory TXD signal (NU)
145 TXRDY3 O NU
146 TRXRDY3 O NU
147 RXRDY3 O Fiscal memory READY signal (NU)
148 DTR3# O Fiscal memory DTR signal (NU)
149 RTS3# O Fiscal memory RTS signal (NU)
150 DBTST I MPCA test pin (GND)
151 VRESC O NU
152 DOT1 O Printer dot signal 1
153 DOT2 O Printer dot signal 2
154 DOT3 O Printer dot signal 3
155 GND - GND
156 GND - GND
157 VDD - +3.3V
158 DOT4 O Printer dot signal 4
159 DOT5 O Printer dot signal 5
160 GND - GND
161 DOT6 O Printer dot signal 6
162 DOT7 O Printer dot signal 7
Description
Pin
Name IN/OUT
No.
163 DOT8 O Printer dot signal 8 (NU)
164 GND - GND
165 DOT9 O Printer dot signal 9 (NU)
166 SI I Thermal head serial return data (NU)
167 DTCS O Printer control select signal (+3.3V)
168 LCDWT I Wait request signal to CPU (+3.3V)
169 DTST# I MPCA test pin (+3.3V)
170 INHDEC I CSEN# enable signal (GND)
171 CSEN# I TPRC chip select (GND)
172 TTST2# I MPCA test pin (+3.3V)
173 TTST1# I MPCA test pin (+3.3V)
174 TIRQ# O TPRC interrupt request (NU)
175 INH# I Thermal head drive inhibit (GND)
176 RPE I Receipt paper end signal (GND)
177 DOTEN O Dot driver enable signal
178 RJMTR I Printer motor lock detection signal (GND)
179 PCRES I Auto cutter unit reset signal (NU)
180 PFP I Auto cutter unit FP signal (NU)
181 VHCOM O Head drive common power control (NU)
182 GND - GND
183 VDD - +3.3V
184 PCUT# O Printer partial cut signal (NU)
185 FCUT# O Printer auto cut signal (NU)
186 TRG# O Dot head trigger signal
187 TRG O Dot head trigger signal (NU)
188 PRST# O Printer reset signal
189 PTG# O Printer timing signal
190 RJMTD I Printer reset signal
191 RJMTS I Printer timing signal
192 STAMP# O Printer stamp solenoid drive signal
193 VF# O Multi line validation paper feed
Receipt side paper feed solenoid drive
194 RF# O
signal
Journal side paper feed solenoid drive
195 JF# O
signal
196 RJTG I Printer timing signal
197 TRGI I Journal motor connector sense signal
198 RJRST I GND
199 BA15 O Address bus 15 for PB-RAM (NU)
200 BA14 O Address bus 14 for PB-RAM (NU)
201 GND - GND
202 BA13 O Address bus 13 for PB-RAM (NU)
203 BA12 O Address bus 12 for PB-RAM (NU)
204 BA11 O Address bus 11 for PB-RAM (NU)
205 BA10 O Address bus 10 for PB-RAM (NU)
206 BA9 O Address bus 9 for PB-RAM (NU)
207 BA8 O Address bus 8 for PB-RAM (NU)
208 VDD - +3.3V
Description