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73
HCD-ZX80D/ZX100D
Pin No.
Pin Name
I/O
Description
115
RD7
I/O
Two-way data bus with the SD-RAM
116
DVSS
-
Ground terminal
117, 118
RD6, RD5
I/O
Two-way data bus with the SD-RAM
119
DVSS
-
Ground terminal
120, 121
RD4, RD3
I/O
Two-way data bus with the SD-RAM
122
DVDD18
-
Power supply terminal (+1.8V)
123 to 126
RD2 to RD0, RD15
I/O
Two-way data bus with the SD-RAM
127
DVDD3
-
Power supply terminal (+3.3V)
128 to 133
RD14 to RD9
I/O
Two-way data bus with the SD-RAM
134
DVSS
-
Ground terminal
135
RD8
I/O
Two-way data bus with the SD-RAM
136
GPIO
-
Not used
137
DQM1
O
Data mask signal output to the SD-RAM
138
RWE
O
Write enable signal output to the SD-RAM
139
CAS
O
Column address strobe signal output to the SD-RAM
140
RAS
O
Row address strobe signal output to the SD-RAM
141
DVDD3
-
Power supply terminal (+3.3V)
142
RCS
O
Chip select signal output to the SD-RAM
143
BA0
O
Bank address signal output to the SD-RAM
144
DVSS
-
Ground terminal
145
BA1
O
Bank address signal output to the SD-RAM
146, 147
RA10, RA0
O
Address signal output to the SD-RAM
148
DVSS
-
Ground terminal
149 to 151
RA1 to RA3
O
Address signal output to the SD-RAM
152
DVDD18
-
Power supply terminal (+1.8V)
153, 154
NC
-
Not used
155
DVDD3
-
Power supply terminal (+3.3V)
156
RCLK
O
Serial data transfer clock signal output to the SD-RAM
157
CKE
O
Clock enable signal output to the SD-RAM
158 to 160
RA11, RA9, RA8
O
Address signal output to the SD-RAM
161
DVSS
-
Ground terminal
162
RA7
O
Address signal output to the SD-RAM
163
DVSS
-
Ground terminal
164 to 166
RA6 to RA4
O
Address signal output to the SD-RAM
167
DVDD3
-
Power supply terminal (+3.3V)
168
DISC/X
-
Not used
169
RGB
-
Not used
170
TSD_M
O
Thermal shut down signal output to the motor/coil driver
171, 172
NC
-
Not used
173
DVDD18
-
Power supply terminal (+1.8V)
174
FWD
O
Loading motor drive signal output terminal (forward direction) Not used
175
NC
-
Not used
176
LIMSW
I
Limit detection switch input terminal
177
OCSW
I
Disc table open/close detection switch input terminal Not used
178
REV
O
Loading motor drive signal output terminal (reverse direction) Not used
179
CKSW
I
Chucking detection switch input terminal Not used
180, 181
NC
-
Not used