Sony STR-DG910, Service Manual

Page: 67 / 106

67
STR-DG910
Pin No. Pin Name I/O Pin Description
117 GND — Ground
118 VDDINT — Power supply terminal (+1.2 V)
119 GND — Ground
120 VDDINT — Power supply terminal (+1.2 V)
121 XRESET I System reset signal input from main system controller.
122 XSPIDS I Serial data latch pulse signal input from main system controller.
123 GND — Ground
124 VDDINT — Power supply terminal (+1.2 V)
125 SPICLK I/O Serial data transfer clock signal input/output with flash memory.
126 MISO I/O
When DSP is master: Serial data input from flash memory.
When DSP is slave: Serial data output for main system controller.
127 MOSI I/O
When DSP is master: Serial data output for flash memory.
When DSP is slave: Serial data input from main system controller.
128 GND — Ground
129 VDDINT — Power supply terminal (+1.2 V)
130 VDDEXT — Power supply terminal (+3.3 V)
131 AVDD — Power supply terminal (+1.2 V)
132 AVSS — Ground
133 GND — Ground
134 CLKOUT — Not used. (Open)
135 XEMU — Not used. (Open)
136 TDO — Not used. (Open)
137 TDI — Not used. (Fixed at L in this set)
138 CTRST — Not used. (Fixed at L in this set)
139 TCK — Not used. (Fixed at L in this set)
140 TMS — Not used. (Fixed at L in this set)
141 GND — Ground
142 CLKIN I System clock input (25 MHz)
143 XTAL O System clock output (25 MHz)
144 VDDEXT — Power supply terminal (+3.3 V)