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MZ-E505
Pin No.
Pin Name
I/O Description
156, 157 TEST1, TEST0 I Input terminal for the main test (normally fixed at “L”)
158 EVA I EVA/FLASH chip discrimination terminal “L”: FLASH chip, “H”: EVA chip
159 NC
—
Not used
160 SSB DATA I/O Input/output of SSB data with RF amp
161 SSB CLK O SSB clock output to RF amp
162 MCUVSS0
—
Ground terminal (for the microcomputer block)
163
LED GREEN
PWM
O
164 VL PWM O PWM signal output for the laser power supply voltage control to the power control
165 VC PWM O PWM signal output for the system power supply voltage control to the power control
166 VG PWM O Not used
167 LED RED PWM O
168 NC O Not used
169 CLK SEL O System clock select signal output terminal Not used
170
OPEN CLOSE
SW
I Not used
171 NC O Not used
172 SET CODE0 I Input terminal for the set (fixed at “L” in this set)
173 SET CODE1 I Input terminal for the set (open in this set)
174 SET CODE2 I Input terminal for the set (fixed at “L” in this set)
175 SET CODE3 I Input terminal for the set (open in this set)
176 MIFVDD1
—
Power supply terminal (for the microcomputer I/F block) (+1.9V)
177 MIFVSS1
—
Ground terminal (for the microcomputer I/F block)
178 AOUT SEL O HP/LINE changeover signal output terminal Not used
179 SI0 I Serial data input from the nonvolatile memory
180 SO0 O Serial data output to the nonvolatile memory
181 SCK0 O Serial clock signal output to the nonvolatile memory
182 XGUM ON I
Rechargeable battery detection switch input terminal “L”: there is rechargeable battery
Not used
183 BEEP O Beep sound control signal output to the headphone amp
184 NC O Not used
185 VD SEL O VD power supply changeover signal output terminal Not used
186 XMUTE O Analog muting control signal output “L”: muting ON Not used
187 LCD RST AUX O Reset control signal output terminal “L”: reset Not used
188 PAUSE KEY I Pause key input terminal Not used
189 MIC SENSE O Mic sense control signal output “L”: Low sensitivity “H”: High sensitivity Not used
190 XPATCH I Patch function detection input terminal “L”: patch function (fixed at “L” in this set)
191 OPT DET I DIN plug detection signal input terminal Not used
192 XJACK DET I LINE IN plug detection signal input terminal Not used
193 XMIC DET I Microphone plug detection signal input terminal Not used
194, 195 PD S0, PD S1 O PD IC mode changeover signal output to the optical pick up
196 MIFVDD2
—
Power supply terminal (for the microcomputer I/F block) (+1.9V)
197 to
199
MODE1 to 3 O Power supply control signal output terminal (for the over write head drive) Not used
200, 201 HD CON 1, 2 O Over write head control signal output terminal Not used
202 XTEST I Terminal for test mode set (nomally: open) “L”: test mode
203 XCS ADA O Chip select signal output terminal Not used