DV-285-S
65
5
7
8
5
6
7
8
C
D
F
A
B
E
No.
Pin Name
I/O
Pin Function
No.
Pin Name
I/O
Pin Function
91
Audio data of SPDIF input
92
93
GPIO5
I/O
Video data output bit 7
GPIO7
I/O
Video data output bit 7
94
DVSS
–
3.3V Ground pin for internal digital circuitry
137
95
I
Microphone serial input
While not support Microphone:
1: Microcontroller external interrupt 2
2 : GPIO
138
RWE#
O
DRAM Write enable, active low
96
ICE
139
CAS#
O
DRAM column address strobe, active low
97
140
RAS#
O
DRAM row address strobe, active low
98
UP1_2
I/O
Microcontroller port 1-2
141
DVDD3
–
3.3V power pin for internal digital circuitry
99
UP1_3
I/O
Microcontroller port 1-3
142
RCS#
O
DRAM chip select, active low
100
UP1_4
I/O
Microcontroller port 1-4
143
BA0
I/O
DRAM bank address 0
101
UP1_5
I/O
Microcontroller port 1-5
144
DVSS
–
1.8V Ground pin for internal digital circuitry
102
UP1_6
I/O
Microcontroller port 1-6
I
2
C clock pin
145
BA1
I/O
DRAM bank address 1
146
RA10
I/O
DRAM address 10
103
UP1_7
I/O
Microcontroller port 1-7
I
2
C data pin
147
RA0
I/O
DRAM address 0
148
DVSS
–
3.3V Ground pin for internal digital circuitry
104
UP3_0
I/O
Microcontroller port 3-0
8032 RS232 RXD
149
RA1
I/O
DRAM address 1
150
RA2
I/O
DRAM address 2
105
UP3_1
I/O
Microcontroller port 3-1
8032 RS232 TXD
106
UP3_4
I/O
Microcontroller port 3-4
Hardwired RD232 RXD
I
2
C clock pin
107
UP3_5
I/O
Microcontroller port 3-5
Hardwired RD232 TXD
I
2
C data pin
108 DVDD3
–
3.3V power pin for internal digital circuitry
109
ABCK
I
Microcontroller ICE mode enable
110
PRST#
I
Power on reset input, active low
111
IR
I
IR control signal input
112
INT0#
I/O
Microcontroller external interrupt 0, active low
113
DQM0
I/O
Data mask 0
114 DQS0
I/O
GPIO
115
RD7
I/O
DRAM data 7
116
DVSS
–
1.8V Ground pin for internal digital circuitry
117
RD6
I/O
DRAM data 6
118
RD5
I/O
DRAM data 5
119
DVSS
–
3.3V Ground pin for internal digital circuitry
120
RD4
I/O
DRAM data 4
GPIO3
DVDD18
–
1.8V power pin for internal digital circuitry
RD2
I/O
DRAM data 2
RD1
I/O
DRAM data 1
RD0
I/O
DRAM data 0
RD15
I/O
DRAM data 15
3.3V power pin for internal digital circuitry
152
DVDD18
–
1.8V power pin for internal digital circuitry
153
154
155
DVDD3
–
3.3V power pin for internal digital circuitry
156
RCLK
I/O
Dram clock
157
CKE
O
DRAM clock enable
158
RA11
I/O
DRAM address bit 11
159
RA9
I/O
DRAM address 9
160
RA8
I/O
DRAM address 8
RA7
I/O
DRAM address 7
161
DVSS
–
3.3V Ground pin for internal digital circuitry
162 ACLK
Audio serial data 3 (Center-back/Center-
-left-back/Center-right-back, in6.1or 7.1mode)
While only 2 channels output : GPIO
RA6
I/O
DRAM address 6
163
RA5
I/O
DRAM address 5
RA4
I/O
DRAM address 4
DVDD3
3.3V power pin for internal digital circuitry
3.3V power pin for VIDEO DAC circuitry
164 ASDATA0
I/O
I/O
I/O
165 ASDATA1
I/O
166 ASDATA2
I/O
151
RA3
I/O
DRAM address 3
131
132
133
134
3.3V Ground pin for internal digital circuitry
135
136
ALRCK
I/O
Audio bit clock of SPDIF input
GPIO5
I/O
Audio left/right channel clock of SPDIF input
GPIO4
I/O
167 ASDATA3
168
–
169 MC_DATA
170 SPDIF
O
SPDIF output
171 DACVDDC
–
O
Audio bit clock
Phase de-modulation
Audio DAC master clock
While Internal AUDIO DAC used: GPIO
I/O
Audio left/right channel clock
Trap value in power-on reset:
1:use external 373
0:use internal 373
Audio serial data 0 (Front-Left/Front-Right)
Trap value in power-on reset:
1: manufactory test mode
0: normal operation
While Internal AUDIO DAC used : GPO
Audio serial data 2 (Center/LFE)
Trap value in power-on reset:
1: manufactory test mode
0: normal operation
While only 2 channels output : GPO
Audio serial data 1 (Left-Surround/Right-Surround)
Trap value in power-on reset:
1: manufactory test mode
0: normal operation
While only 2 channels output : GPO
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