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MZ-R501/R501PC
Pin No. Pin Name I/O Description
99 SLDW O
Sled motor drive signal output (W) to the motor driver (IC701)/drive control signal
output (2+)
100 SLCU I Spindle motor drive comparison signal input (U) from the motor driver (IC701)
101 SLCV I Spindle motor drive comparison signal input (V) from the motor driver (IC701)
102 SLCW I Spindle motor drive comparison signal input (W) from the motor driver (IC701)
103 DIFVDD1 — Power supply terminal (for DSP I/F) (+2.3 V)
104 DIFVSS1 — Ground terminal (for DSP I/F)
105 EFMO O EFM encode data output for the record to the over write head drive (IC601)
106 (MNT0) O Internal DSP monitor output (0) terminal Not used (open)
107 (MNT1) O Internal DSP monitor output (1) terminal Not used (open)
108 MNT2 O Internal DSP monitor output (2) terminal Not used (open)
109 (MNT3) O Internal DSP monitor output (3) terminal Not used (open)
110 (SENSE) O Internal DSP (SENS) monitor output terminal Not used (open)
111 (TX) O
Record data output enable signal output monitor terminal of the internal DSP
Not used (open)
112 (RECP) O Laser power changeover signal output monitor terminal Not used (open)
113 DAPVDD3 — Power supply terminal (for DSP block) (+1.5 V)
114 to 117 NC O Output terminal for the external D-RAM Not used (open)
118 DRAMVSS0 — Ground terminal (for the external D-RAM)
119 DRAMVDD0 — Power supply terminal (for the external D-RAM) (+2.4 V)
120 to 138 NC O Output terminal for the external D-RAM Not used (open)
139 DRAMVDD1 — Power supply terminal (for the external D-RAM) (+2.4 V)
140 DRAMVSS1 — Ground terminal (for the external D-RAM)
141 TSB MST VDD — Power supply terminal (for TSB master communication) (+2.8 V)
142 RMC DTCK I/O TSB serial data input/output with the remote commander attached headphone
143 TSB SLV VDD — Power supply terminal (for I/F to TSB slave communication) (+2.3 V)
144 (TSB SLVI) I TSB slave signal input from the remote commander attached headphone (fixed at “L”)
145 (TSB SLVO) O
TSB slave signal output from the remote commander attached headphone
Not used (open)
146 TDI I Data input terminal for JTAG Not used (open)
147 TMS I Test mode control input terminal for JTAG Not used (open)
148 TCK I Clock input terminal for JTAG Not used (open)
149 XTRST I Reset input terminal for JTAG Not used (open)
150 TDO O Data output terminal for JTAG Not used (open)
151 JTAGVDD — Power supply terminal (for JTAG) (+2.4 V)
152 JTAGVSS — Ground terminal (for JTAG)
153 MCUVDD2 — Power supply terminal (for the microcomputer block) (+1.5 V)
154 MIFVDD0 — Power supply terminal (for the microcomputer I/F block) (+2.3 V)
155 MIFVSS0 — Ground terminal (for the microcomputer I/F block)
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 OPR LED O Not used (open)
160 SSB DATA I/O Input/output of SSB serial data with RF amp (IC501)
161 SSB CLK O SSB serial clock output to RF amp (IC501)
162 MCUVSS0 — Ground terminal (for the microcomputer block)
163 (VREC PWM) O Over write head control spare terminal Not used (open)
164 VL PWM O
PWM for the laser automatic power supply voltage control signal output to the power
control (IC901)
165 VC PWM O
PWM signal output for the system power supply voltage control to the power control
(IC901)
166 SPDL AUX PWM O PWM signal output for the spindle support to the motor driver (IC701)
167 XPD ADAAUX O Not used (open)
168 NC O Not used (open)