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STM32F031X4 Datasheet(PDF) 26 Page - STMicroelectronics

No. de pieza STM32F031X4
Descripción Electrónicos  ARM®-based 32-bit MCU with up to 32 Kbyte Flash, 9 timers, ADC and communication interfaces, 2.0 - 3.6 V
PDF  106 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F031X4 Datasheet(HTML) 26 Page - STMicroelectronics

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Pinouts and pin description
STM32F031x4 STM32F031x6
26/106
DocID025743 Rev 6
Table 10. Legend/abbreviations used in the pinout table
Name
Abbreviation
Definition
Pin name
Unless otherwise specified in brackets below the pin name, the pin function
during and after reset is the same as the actual pin name
Pin type
S
Supply pin
I
Input-only pin
I/O
Input / output pin
I/O structure
FT
5 V-tolerant I/O
FTf
5 V-tolerant I/O, FM+ capable
TTa
3.3 V-tolerant I/O directly connected to ADC
TC
Standard 3.3V I/O
B
Dedicated BOOT0 pin
RST
Bidirectional reset pin with embedded weak pull-up resistor
Notes
Unless otherwise specified by a note, all I/Os are set as floating inputs during
and after reset
Pin
functions
Alternate
functions
Functions selected through GPIOx_AFR registers
Additional
functions
Functions directly selected/enabled through peripheral registers
Table 11. Pin definitions
Pin number
Pin name
(function upon
reset)
Notes
Pin functions
Alternate functions
Additional
functions
1
-
-
-
-
-
VBAT
S
-
-
Backup power supply
2
-
--
--
PC13
I/O
TC
(1)(2)
-
RTC_TAMP1,
RTC_TS,
RTC_OUT,
WKUP2
3
-
--
--
PC14-OSC32_IN
(PC14)
I/O
TC
(1)(2)
-
OSC32_IN
4
-
--
--
PC15-
OSC32_OUT
(PC15)
I/O
TC
(1)(2)
-
OSC32_OUT
52
22
A5
2
PF0-OSC_IN
(PF0)
I/O
FT
-
-
OSC_IN



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