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ST72371 데이터시트(PDF) 6 Page - STMicroelectronics

부품명 ST72371
상세설명  8-BIT MCUs WITH 16K ROM/OTP/EPROM,512 BYTES RAM, ADC, DAC (PWM), TIMER, I2C AND SCI
PDF  94 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72371 데이터시트(HTML) 6 Page - STMicroelectronics

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ST72371/ST72372
PIN DESCRIPTION (Cont’d)
Table 1. ST72371N Pin Description
Pin n
°
QFP64
Pin n
°
SDIP56
Pin Name
Type
Description
Remarks
1
NC
Not Connected
2
22
PD6
I/O
Port D6
3
23
PD5
I/O
Port D5
External Interrupt: EI0
4
24
PD4
I/O
Port D4
External Interrupt: EI1
5
25
PD3
I/O
Port D3
External Interrupt: EI2
6
26
PD2
I/O
Port D2
7
27
PD1
I/O
Port D1
8
28
PD0
I/O
Port D0
929
VSS
S
Ground
10
30
ICAP2
I
Timer Input Capture 2 with 256 prescaler
Not for general purpose I/O
11
31
VDD
S
Main power supply
12
32
PC0/OCMP
I/O
Port C0 or Timer Output Compare
13
33
PC1
I/O
Port C1
14
34
PC2
I/O
Port C2
External Interrupt: EI4
15
35
PC3
I/O
Port C3
16
NC
Not Connected
17
NC
Not Connected
18
36
PC4/SCLI
I/O
Port C4 or I2C Serial Clock
19
37
PC5/SDAI
I/O
Port C5 or I2C Serial Data
20
38
PC6/RDI
I/O
Port C6, or SCI Receive Data Input
21
39
PC7/TDO
I/O
Port C7 or SCI Transmit Data Output
22
40
NU
Non User pin. Must be left unconnected
23
41
NU
Non User pin. Must be left unconnected
24
42
NU
Non User pin. Must be left unconnected
25
43
NU
Non User pin. Must be left unconnected
26
44
OSCOUT
O
Input/Out put Oscillator pin.These pins connect a parallel-resonant crystal,
or an external source to the on-chip oscillator.
27
45
OSCIN
I
28
46
PA7
I/O
Port A7, High Sink
29
47
PA6
I/O
Port A6, High Sink
30
48
PA5
I/O
Port A5, High Sink
31
49
PA4
I/O
Port A4, High Sink
32
NC
Not Connected
33
NC
Not Connected
34
50
PA3
I/O
Port A3, High Sink
35
51
PA2
I/O
Port A2, High Sink
36
52
PA1
I/O
Port A1, High Sink
37
53
PA0
I/O
Port A0, High Sink
38
54
RESET
I/O
Bidirectional. Active low. Top priority non
maskable interrupt.
Can be used to reset exter-
nal peripherals.
39
55
NU
I/O
Non User pin. Must be left unconnected
6



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