Pioneer Elite VSX-81TXV, Service Manual

Page: 260 / 272

VSX-2016AV-S
260
1 2 3 4
1 2 3 4
C
D
F
A
B
E
No. Pin Name I/O Pin Function
101 TCK I JTAG test clock for ARM940T
102 TDO I/O JTAG serial data output for ARM940T
103 nTRST I JTAG reset signal for ARM940T, active low
104 SDO0/GPIO_A0 I/O Serial data output 0 / GPIO_A[0]
105 SCK0/GPIO_A1 I/O Serial clock input 0 / GPIO_A[1]
106 SFRM0/GPIO_A2 I/O Serial frame 0 / GPIO_A[2]
107 SDI0/GPIO_A3 I/O Serial data input 0 / GPIO_A[3]
108 SDO1/GPIO_A4 I/O Serial data output 1 / GPIO_A[4]
109 VDDI
−
Digital power supply for internal core (1.8 V)
110 VSSI
−
Digital ground for internal
111 SCK1/GPIO_A5 I/O Serial clock input 1 / GPIO_A[5]
112 VDDIO
−
Digital power supply for I/O (1.8 V to 3.3 V)
113 SFRM1/GPIO_A6 I/O Serial frame 1 / GPIO_A[6]
114 SDI1/GPIO_A7 I/O Serial data input 1 / GPIO_A[7]
115 SDO2/GPIO_A8 I/O Serial data output 2 / GPIO_A[8]
116 SCK2/GPIO_A9 I/O Serial clock input 2 / GPIO_A[9]
117 SFRM2/GPIO_A10 I/O Serial frame 2 / GPIO_A[10]
118 SDI2/GPIO_A11 I/O Serial data input 2 / GPIO_A[11]
119 VDDI
−
Digital power supply for internal core (1.8 V)
120 VSSI
−
Digital ground for internal
121 EXINT0/GPIO_A12 I/O External interrupt request [0] / GPIO_A[12]
122 EXINT1/GPIO_A13 I/O External interrupt request [1] / GPIO_A[13]
123 EXINT2/GPIO_A14 I/O External interrupt request [2] / GPIO_A[14]
124 EXINT3/GPIO_A15 I/O External interrupt request [3] / GPIO_A[15]
125 XD0 I/O External bus data bit [0]
126 XD1 I/O External bus data bit [1]
127 XD2 I/O External bus data bit [2]
128 XD3 I/O External bus data bit [3]
AAT4618IGV-0.5-1 (USB ASSY : IC771)
• Load Switching IC
OUT 1 IN
5
GND 2
FAULT 3 ON (ON)
4
Pin Arrangement (Top view)
Pin Function
No. Pin Name I/O Pin Function
1 OUT O P-channel MOS FET drain
2 GND
−
Ground
3 FAULT O Open-drain FAULT output
4 ON (ON) I Enable input: 4618 active low, 4618- active high
5 IN I P-channel MOS FET source