STR-DA5500ES
157
Pin No. Pin Name I/O Description
76
2nd Faroudjia Power
DETECT
I Power detection signal input terminal Not used
77
2nd Faroudjia UCOM
BUSY
I Busy signal input terminal Not used
78 2nd Faro Wake O Wake-up signal output terminal Not used
79 NO USE - Not used
80 HDSEL_RESET O Reset signal output to the HDMI output selector “L”: reset
81 REPEAT_PATH_SEL O Digital video signal (for HDMI OUT) selection signal output to the HDMI output selector
82 HDSEL_POWER O Power supply on/off control signal output terminal for HDMI output selector “H”: power on
83 HSYNC_TH O Video processor selection signal output to the HDMI output selector
84, 85 NO USE - Not used
86 SRAM CE O Chip select signal output to the S-RAM
87 YAMAHA CE O Chip select signal output to the OSD controller
88 VSS - Ground terminal
89 VCC - Power supply terminal (+3.3V)
90 to 92 NO USE - Not used
93
SRAM OE, UB, LB/
YAMAHA RD_N
O
Output enable signal, upper-byte control signal and lower-byte control signal output to the
S-RAM
Read enable signal output to the OSD controller
94
SRAM UB,WE/
YAMAHA WR_N
O
Write enable signal output to the OSD controller
Upper-byte control signal and write enable signal output to the S-RAM
95 SRAM LB, WE O Lower-byte control signal and write enable signal output to the S-RAM
96 YAMAHA WAIT_N I Wait signal input from the OSD controller
97 to 103 NO USE - Not used
104 VSS - Ground terminal
105 VCC - Power supply terminal (+3.3V)
106 to 113
SRAM IO0 to
SRAM IO7
I/O Two-way data bus with the S-RAM
114 to 121
SRAM IO8/YAMAHA D0
to SRAM IO15
/YAMAHA D7
I/O Two-way data bus with the OSD controller and S-RAM
122 YAMAHA PS0 O Address signal output to the OSD controller
123, 124
SRAM A0/YAMAHA
PS1, SRAM A1
/YAMAHA PS2
O Address signal output to the OSD controller and S-RAM
125 to 131 SRAM A2 to SRAM A8 O Address signal output to the S-RAM
132 VSS - Ground terminal
133 VCC - Power supply terminal (+3.3V)
134 to 141 SRAM A2 to SRAM A8 O Address signal output to the S-RAM
142 to 147 NO USE - Not used
148 VSS - Ground terminal
149 VCC - Power supply terminal (+3.3V)
150
Faroudjia UCOM
UART TX
O Serial data output to the video processor
151
Faroudjia UCOM
UART RX
I Serial data input from the video processor
152, 153 NO USE - Not used
154
2nd Faroudjia UCOM
UART TX
O Serial data output terminal Not used
155
2nd Faroudjia UCOM
UART RX
I Serial data input from the video processor Not used
156 NO USE - Not used
157 STOP IN I AC cut detection signal input terminal “H”: AC cut
158 to 161 NO USE - Not used
162 MAIN UCOM SDA I/O Two-way I2C data bus with the system controller
163
MAIN UCOM
UART BUSY
O Busy signal output to the system controller “H”: busy
164 MAIN UCOM SCL I/O Two-way I2C clock bus with the system controller
165 NO USE - Not used
166 DAC SDA I/O Two-way I2C data bus terminal Not used
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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