DVP-CX777ES - Sony DVD Service Manual (repair manual). Page 112

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112
DVP-CX777ES
Pin No.
Pin Name
I/O
Description
186 to 189
HAD4I to HAD7I
I
Address signal input terminal
190
CVS08
Ground terminal (for digital system)
191 to 194
HAD3I to HAD0I
I
Address signal input terminal
195
IOVSS12
Ground terminal (for digital system)
196
HCSN
I
Read enable signal input from the system controller
197
HRWN
I
Write enable signal input from the system controller
198
HCPUMDI
I
CPU mode selection signal input terminal
199
HIRQON
O
Interrupt signal output to the system controller
200
HWAITON
O
Wait signal output to the system controller
201
CVD08
Power supply terminal (+1.8V) (for digital system)
202
DMACK1IN
I
Acknowledge signal input from the system controller
203
DMARQ1ON
O
Request signal input from the system controller
204
DMACK0IN
I
Acknowledge signal input from the system controller
205
DMARQ0ON
O
Request signal input from the system controller
206
IOVDD13
Power supply terminal (+3.3V) (for digital system)
207
RSTN
I
Reset signal input from the system controller    “L”: reset
208
IOVSS13
Ground terminal (for digital system)
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