Part Datasheet Search > Microcontrollers > ST Microelectronics > STM32F051C8T6 Datasheet PDF > STM32F051C8T6 Datasheet Pages 31/121
STM32F051C8T6 Datasheet - ST Microelectronics
| Manufacturer: | ST Microelectronics |
| Category: | Microcontrollers |
| Case Package: | LQFP-48 |
| Description: | MCU 32Bit ARM Cortex M0 RISC 64KB Flash 2.5V/3.3V 48Pin LQFP Tray |
| Pictures: |
STM32F051C8T6Datasheet PDF
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STM32F051x4 STM32F051x6 STM32F051x8 Pinouts and pin descriptions
36
Table 12. 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 3.3 V 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 13. Pin definitions
Pin number
Pin name
(function upon
reset)
Pin type
I/O structure
Notes
Pin functions
LQFP64
UFBGA64
LQFP48/UFQFPN48
WLCSP36
LQFP32
UFQFPN32
Alternate functions
Additional
functions
1 B2 1 - - - VBAT S - - Backup power supply
2 A2 2 A6 - - PC13 I/O TC
(1)(2)
-
RTC_TAMP1,
RTC_TS,
RTC_OUT,
WKUP2
3A13B6- -
PC14-OSC32_IN
(PC14)
I/O TC
(1)(2)
- OSC32_IN
4B14C6- -
PC15-OSC32_OUT
(PC15)
I/O TC
(1)(2)
- OSC32_OUT
5C15B52 2
PF0-OSC_IN
(PF0)
I/O FT - - OSC_IN
6D16C53 3
PF1-OSC_OUT
(PF1)
I/O FT - - OSC_OUT
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