Harman Kardon AVR 1650, Service Manual

Page: 93 / 159

T5CN5
Table 2.2 Pin Names and Functions Sorted by Pin (4/5)
Type
# of
Pins
Pin Name
Input/
Output
Function
Programma
ble Pull-up/
Pull down
Schmitt
trigger
Programmab
le Open
Drain
Output
Function/
Debug
64
PA2
TRACECLK
I/O
O I/O port
Debug pin
Pull up - -
65
PA3
TRACEDATA0
I/O
O I/O port
Debug pin
Pull up - -
66
PA4
TRACEDATA1
I/O
O I/O port
Debug pin
Pull up - -
67
PA5
TRACEDATA2
I/O
O I/O port
Debug pin
Pull up - -
68
PA6
TRACEDATA3
I/O
O I/O port
Debug pin
Pull up - -
Function
69 PA7 I/O I/O port Pull up
70
PJ0
INT0 I/O
I I/O port
Interrupt request pin
Pull up
w/ noise filter
PS
71 CVCC - Power supply pin - - -
Clock
72 X2 O Connected to a high-speed oscillator. - - -
PS
73 CVSS - GND pin - - -
Clock
74 X1 I Connected to a high-speed oscillator. - -
PS
75 REGVSS - GND pin - - -
76 REGVCC - Power supply pin - - -
Clock
77 XT1 I Connected to a low-speed oscillator. - -
78 XT2 O Connected to a low-speed oscillator. - - -
Function
79
PI6
TB4IN0 I/O
I I/O port
Inputting the timer B capture trigger
Pull up
-
80
NMI
I Non-maskable interrupt -
w/ noise filter
-
Control
81 MODE I Mode pin: Tied to GND pin - -
Function
82
RESET
I Reset input pin
Tied to
Pull up
w/ noise filter
-
83
PI7
TB4IN0 I/O
I I/O port
Inputting the timer B capture trigger
Pull up -
84
PH6
TB3IN0 I/O
I I/O port
Inputting the timer B capture trigger
Pull up -
85
PH7
TB3IN1 I/O
I I/O port
Inputting the timer B capture trigger
Pull up -
86
PJ2
INT2 I/O
I I/O port
Interrupt request pin
Pull up
w/ noise filter
87
PJ3
INT3 I/O
I I/O port
Interrupt request pin
Pull up
w/ noise filter
88
PJ4
TB6OUT I/O
O I/O port
Timer B output
Pull up - -
89
PE3
RXIN0 I/O
I I/O port
Inputting signal to remote controller
Pull up
Test
90 TEST4 - TEST pin: Not connected. - - -
AVR 1650 harman/kardon
93