1-33
NX-HD10
3. Pin function
Pin No.
Symbol
I/O
Function
Pin No.
Symbol
Function
1,2
3
4
5~8
9
10
11
12
13
14~17
18~21
22~25
26~33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49~53
54
55
56
57
P07,P06
DMARQ1
DMARQ0
P03~P00
VSS
INTP113
INTP112
DMAAK1
DMAAK0
P13~P10
INTP123~120
P103~P100
P77~P70
AVDD
GND
AVREF
NMI
P21
SO0
SI0
SCK0
TXD1
RXD1
P27
VDD
SCK2
SI2
SO2
P34~P30
SCK3
SI3
SO3
INTP140
I/O
I
I
I/O
-
I
I
O
O
I/O
I
I/O
I
-
-
I
I
I/O
O
I
I/O
O
I
I/O
-
I/O
I
O
I/O
I/O
I
O
I
Port 0
DMA Request
DMA Request
Port 0
Ground
Interrupt request from peripherals
Interrupt request from peripherals
DMA acknowledge
DMA acknowledge
Port 1
Interrupt request from peripherals
Port 10
Port 7
Analog power supply
Ground
Analog reference voltage
Non-Maskable interrupt request
Port 2
Serial output
Serial input
Serial clock
Transmit data
Receive data
Port 2
Power supply for internal unit
Serial clock
Serial input
Serial output
Port 3
Serial clock
Serial input
Serial output
Interrupt request from peripherals
I/O
58~61
62
63
64
65
66
67~70
71
72~74
75
76~79
80
81
82
83
84~86
87
88
89
90
91
92~99
100
101~104
105~116
117
118~125
126
127~134
135
136~143
144
P113~P110
CVDD
X2
X1
CVSS
CKSEL
MODE0~3
RESET
P127~P125
INTP150
P123~P120
PX7
WAIT
PX5
VSS
P97~P95
BCYST
P93
RD
UWR
LWR
CS7~CS0
HVDD
P67~P64
A19~A8
VSS
A7~A0
HVDD
D15~D8
VSS
D7~D0
VDD
I/O
-
-
I
-
I
I
I
I/O
I
I/O
I/O
I
I/O
-
I/O
O
I/O
O
O
O
O
-
I/O
O
-
O
-
I/O
-
I/O
-
Port 11
Clock generator power supply
Crystal
Crystal
Clock generator ground
Clock generator operating mode select
Mode
Reset
Port 12
Interrupt request from peripherals
Port 12
Port X
Wait
Port X
Ground
Port 9
Bus cycle start timing
Port 9
Read
Upper write strobe
Lower write strobe
Chip select
Power supply for external pins
Port 6
Address bus
Ground
Address bus
Power supply for external pins
Data bus
Ground
Data bus
Power supply for internal unit
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
Vcc
1Y
2A
2Y
3A
3Y
6A
6Y
5A
5Y
4A
4Y
GND
TC74LCX04FT-X (IC960) : Low voltage hex inverter
INPUTS
OUTPUTS
A
Y
H
H
L
L
Содержание CA-NXHD10
Страница 62: ...3 2 NX HD10 M E M O ...