Sony ICD-P17 Service Manual page 12

ICD-P17
Pin No. Pin Name
104 DSPIFACK
105 DVCC
106 DVSS
107 XTALIN
108 XTAL
109 XINTUSB
110 XUSBVBUS
111 XRTCINTR
112 HOLDSW
113 AMPPWR
114 XMICPWR
115 GRNLED
116 REDLED
117 DSPPWR
118 DSPIFRW
119 DSPSIN
120 DSPSOT
12
I/O
I DSP I/F acknowledge signal input
— Power supply pin
— Ground pin
I Main oscillator input pin
O Main oscillator output pin
I Interruption request signal input from the USB driver IC (IC8101)
I VBUS detection interruption request signal input from the USB driver IC (IC8101)
I Constant cycle interruption signal input from the real time clock IC (IC703)
I Hold switch signal input (interruption)
O Power control signal output to the power amp IC (IC110)
O Power control signal output for microphone
O LED drive signal output to the green LED (D701)
O LED drive signal output to the red LED (D701)
O Power supply circuit control signal output for DSP IC (IC101)
O I/F RW signal output to the DSP IC (IC101)
I Serial data signal input from the DSP IC (IC101)
O Serial data signal output to the DSP IC (IC101)
Pin Description