Pioneer AVIC-N2 Service Manual page 281

5
Pin No. Pin Name
91 VSS6
92 TEST2
93 CKOEB
94 CK
95 CS5B
96 CS3B
97 CS1B
98 RTCVSS1
99 SRAMB
100 STANBYB
101 RTCVSS0
102 XRTCIN
103 XRTCOUT
104 RTCVCC
105 PCKSEL0
106 PCKSEL1
107 CCKSEL
108 CCKDIR
109 CCKVCC
110 CRCK
111 CCKGND
112-118 PC0-6
119 NMI
120 RESETB
121 MSTRSTB
122 TEST0
123 TEST1
124 REFSEL
125 REFCK
126 VCC7
127 VSS7
128 XAUXIN
129 XAUXOUT
130-133 PIN0-3
134-137 PIO4-7
138 TXD3
139 RXD3
140 BOWWOWB
141 IFDIR
142 IFVCC
143 IF
144 IFGND
* PD3390A
73
108
5
6
I/O Format Function and Operation
GND
Test mode
l CK output enable input
O C CPU clock output
O C DRAM low address strobe output
O C DRAM column address strobe output
O C DRAM column address upper byte strobe output
Power supply (3.3V)
l Backup memory select input
l Stand by signal input
GND
l Sub crystal oscillator input (RTC)
O C Sub crystal oscillator output (RTC)
Power supply (3.3V)
l Processor clock select input
l Processor clock select input
l CRCK signal select input
l/O Carrier clock direct input / inverter amp output
Power supply (3.3V)
l Carrier clock input
GND
l/O Parallel input / output
Connect to VCC
l System reset input
l Test reset input
l Test mode input
l Test mode input
l GPS reference clock select input
l Reference clock input
Power supply (3.3V)
GND
l Sub crystal oscillator output input (AUX)
O C Sub crystal oscillator output (AUX)
l Parallel input
l/O Parallel input / output
l/O SIO3 Transmission data input / output
l/O SIO3 Reception data input / output
O C Watch dog timer output
l/O IF direct input / IF inverter amp output
Power supply (3.3V)
l IF input
l IF amp GND input
Format
C
36
1
AVIC-N2/XU/UC
6
7
Meaning
C MOS
7
8
A
B
C
D
E
F
281
8