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ST72621L4 Datasheet(PDF) 9 Page - STMicroelectronics

No. de pieza ST72621L4
Descripción Electrónicos  LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72621L4 Datasheet(HTML) 9 Page - STMicroelectronics

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ST7262
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18 22
9
8
14 19
PB6/PWM0/IT7/
ICCDATA
I/O CT HS x
\
x
Port B6
ART PWM output 0/
Interrupt 7 input/In-
Circuit Communica-
tion Data
19 23 10
9
15 20
PB5/ARTIC2/IT6/
ICCCLK
I/O CT HS x
/
x
Port B5
ART Input Capture 2/
Interrupt 6 input/
In-Circuit Communi-
cation Clock
20 24 11 10 16
1
PB4/ARTIC1/IT5
I/O CT HS x
/
x
Port B4
ART Input Capture
1/Interrupt 5 input
21 25 12 11 17
2
PB3/ARTCLK
I/O CT HS x
x
Port B3
ART Clock input
22 26 13 12 18
3
PB2/TDO
I/O CT HS x
x
Port B2
SCI Transmit Data
Output 1)
23 27 14 13 19
4
PB1/RDI
I/O CT HS x
x
Port B1
SCI Receive Data
Input 1)
24 28 15 14 20
5
PB0/MCO
I/O CT HS x
x
Port B0
CPU clock output
25 29 16 15
-
-
PA7/AIN7
I/O CT
xx
x
Port A7
ADC Analog Input 7
26 30 17 16
-
-
PA6/AIN6
I/O CT
xx
x
Port A6
ADC Analog Input 6
27 31 18 17
-
-
PA5/AIN5
I/O CT
xx
x
Port A5
ADC Analog Input 5
28 32 19 18
-
-
PA4/AIN4
I/O CT
xx
x
Port A4
ADC Analog Input 4
29 33 20 19
-
-
PA3/AIN3/IT4
I/O CT
x\
x
x
Port A3
ADC Analog Input 3/
Interrupt 4 input
30 34 21 20
1
6
PA2/AIN2/IT3
I/O CT
x\
x
x
Port A2
ADC Analog Input 2/
Interrupt 3 input
31 35 22 21
2
7
PA1/AIN1/IT2
I/O CT
x\
x
x
Port A1
ADC Analog Input 1/
Interrupt 2 input
32 36 23 22
3
8
PA0/AIN0/IT1/
USBOE
I/O CT
x\
x
x
Port A0
ADC Analog Input 0/
Interrupt 1 input/
USB Output Enable
33 37 30 29 10 15 RESET
I/O
C
Top priority non maskable inter-
rupt (active low)
34 38 24 23
-
-
VSSA
S
Analog Ground Voltage, must
be connected externally to VSS.
35 39 25 24
5
10 USBDM
I/O
USB bidirectional data (data -)
36 40 26 25
6
11 USBDP
I/O
USB bidirectional data (data +)
37 41 27 26
7
12 USBVCC
S
USB power supply 3.3V output
38 42 28 27
-
-
VDDA
S
Analog Power Supply Voltage,
must be connected externally to
VDD.
39
-
-
-
-
-
Reserved
Must be left unconnected.
40
1
-
-
-
-
PD6
I/O CT
xx
Port D6
41
2
-
-
-
-
PD5
I/O CT
xx
Port D5
42
3
-
-
-
-
PD4
I/O CT
xx
Port D4
Pin n°
Pin Name
Level
Port / Control
Main
Function
(after
reset)
Alternate Function
Input
Output


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