Sony DVP-FX720, Service Manual

Page: 51 / 69

7-3
Pin
Name I/O Description
number
97 UP1_2 I/O Microcontroller port 1-2
98 UP1_3 I/O Microcontroller port 1-3
99 UP1_4 I/O Microcontroller port 1-4
100 UP1_5 I/O TP168
101 UP1_6 I/O Microcontroller port 1-6 I2C clock pin
102 UP1_7 I/O Microcontroller port 1-7 I2C data pin
103 UP3_0 I/O Microcontroller port 3-0 8032 RS232 RXD
104 UP3_1 I/O Microcontroller port 3-1 8032 RS232 TXD
105 UP3_4 I/O Microcontroller port 3-4 Hardwired RD232 RXD I2C clock pin
106 UP3_5 I/O Microcontroller port 3-5 Hardwired RD232 TXD I2C data pin
107 ICE I Microcontroller ICE mode enable
108 PRST I Power on reset input, active low
109 IR I IR control signal
110 INT0 I/O Microcontroller external interrupt 0, active
111 DQM0 I/O Data mask 0
112 IO_19 I/O GPIO
113 RD7 I/O DRAM data 7
114 RD6 I/O DRAM data 6
115 RD5 I/O DRAM data 5
116 RD4 I/O DRAM data 4
117 RD3 I/O DRAM data 3
118 DVDD3 - 3.3V power pin for internal
119 RD2 I/O DRAM data 2
120 RD1 I/O DRAM data 1
121 RD0 I/O DRAM data 0
122 RD15 I/O DRAM data 15
123 RD14 I/O DRAM data 14
124 RD13 I/O DRAM data 13
125 RD12 I/O DRAM data 12
126 RD11 I/O DRAM data 11
127 RD10 I/O DRAM data 10
128 RD9 I/O DRAM data 9
129 RD8 I/O DRAM data 8
130 IO_18 I/O GPIO
131 DVDD3 - 3.3V power pin for internal
132 DQM1 I/O Data mask 1
133 RWE O DRAM Write enable, active low
134 CAS O DRAM column address strobe, active low
135 RAS O DRAM row address strobe, active low
136 RCS O DRAM chip select, active low
137 BA0 I/O DRAM bank address 0
138 BA1 I/O DRAM bank address 1
139 RA10 I/O DRAM address 10
140 RA0 I/O DRAM address 0
141 RA1 I/O DRAM address 1
142 DVDD18 - 1.8V power pin for internal
143 RA2 I/O DRAM address 2
144 RA3 I/O DRAM address 3
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