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ST72371 数据表(PDF) 7 Page - STMicroelectronics

部件名 ST72371
功能描述  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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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST72371 数据表(HTML) 7 Page - STMicroelectronics

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ST72371/ST72372
Table 2. ST72372J Pin Description
40
56
TEST/VPP
S
Test mode pin. In EPROM devices acts as pro-
gramming voltage input VPP.
This pin should be tied low
in user mode
41
1
DA0
O
12-bit D/A (PWM output)
For analog controls,
after external filtering
42
2
DA1
O
10-bit D/A (PWM output)
43
3
DA2
O
10-bit D/A (PWM output)
44
4
DA3
O
10-bit D/A (PWM output)
45
5
DA4
O
10-bit D/A (PWM output)
46
6
NU
Non User pin. Must be left unconnected
47
7
NU
Non User pin. Must be left unconnected
48
8
NU
Non User pin. Must be left unconnected
49
9
NU
Non User pin. Must be left unconnected
50
NC
Not Connected
51
NC
Not Connected
52
10
VSSA
S
Ground for analog peripheral (ADC)
Must be connected exter-
nally to Vss
53
11
VDDA
S
Power Supply for analog peripheral (ADC)
Must be connected exter-
nally to VDD
54
12
PB7/AIN7
I/O
Port B7 or ADC analog input 7
55
13
PB6/AIN6
I/O
Port B6 or ADC analog input 6
56
14
PB5/AIN5
I/O
Port B5 or ADC analog input 5
57
15
PB4/AIN4
I/O
Port B4 or ADC analog input 4
58
16
PB3/AIN3
I/O
Port B3 or ADC analog input 3
59
17
PB2/AIN2
I/O
Port B2 or ADC analog input 2
60
18
PB1/AIN1
I/O
Port B1 or ADC analog input 1
61
19
PB0/AIN0
I/O
Port B0 or ADC analog input 0
62
20
ICAP1
I
Timer Input Capture 1
Not for general purpose I/O
63
21
PD7
I/O
Port D7
External Interrupt: EI3
64
NC
Not Connected
Pin n
°
QFP64
Pin n
°
SDIP56
Pin Name
Type
Description
Remarks
Pin
Pin Name
Type
Description
Remarks
1
DA1
O
10-bit D/A (PWM output)
For analog controls, after external
filtering
2
DA2
O
10-bit D/A (PWM output)
3
DA3
O
10-bit D/A (PWM output)
4
DA4
O
10-bit D/A (PWM output)
5
NU
Non User pin. Must be left unconnected
6
NU
Non User pin. Must be left unconnected
7
NU
Non User pin. Must be left unconnected
8
NU
Non User pin. Must be left unconnected
9VSSA
S
Ground for analog peripheral (ADC)
Must be connected externally to Vss
10
VDDA
S
Power Supply for analog peripheral (ADC)
Must be connected externally to VDD
11
PB7/AIN3
I/O
Port B7 or ADC analog input 3
12
PB2/AIN2
I/O
Port B2 or ADC analog input 2
7



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