MSM6422 Просмотр технического описания (PDF) - Oki Electric Industry
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MSM6422 Datasheet PDF : 10 Pages
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¡ Semiconductor
PIN DESCRIPTIONS
Pin
Symbol
Type
Description
2
P0.0
3
P0.1
4-bit input-output port
I/O
4
P0.2
(pseudo bidirectional configuration)
5
P0.3
6
P1.0
7
P1.1
4-bit input-output port
I/O
8
P1.2
(pseudo bidirectional configuration)
9
P1.3
14
P3.0
15
P3.1
4-bit input-output port
I/O
16
P3.2
(pseudo bidirectional configuration)
17
P3.3
18
P4.0
19
P4.1
4-bit input-output port
I/O
20
P4.2
(pseudo bidirectional configuration)
21
P4.3
22
P5.0
2-bit input-output port
I/O
23
P5.1
(pseudo bidirectional configuration)
1
P2.0/INT
1-bit input port with a latch
I Combined use with an interrupt input
(falling edge trigger input)
11
OSC0
System clock (SYSCLK) input pin
I
This provides an oscillation circuit with OSC1 pin.
10
OSC1
13
RESET
System clock output pin
O
This provides an oscillation circuit with OSC0 pin.
I RESET input pin
24
VDD
I Power supply voltage pins
12
GND
I Ground pin
MSM6422
During reset
"1"
"1"
"1"
"0"
"0"
The latch is
reset to "0".
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