STM32F302xx/STM32F303xx
Pinouts and pin description
Table 10. Legend/abbreviations used in the pinout table
Name
Abbreviation
Definition
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 name
S
I
Supply pin
Input only pin
Pin type
I/O
FT
FTf
TTa
TC
B
Input / output pin
5 V tolerant I/O
5 V tolerant I/O, FM+ capable
3.3 V tolerant I/O directly connected to ADC
Standard 3.3V I/O
I/O structure
Dedicated BOOT0 pin
RST
Bidirectional reset pin with embedded weak pull-up resistor
Unless otherwise specified by a note, all I/Os are set as floating inputs during
and after reset
Notes
Alternate
Functions selected through GPIOx_AFR registers
functions
Pin
functions
Additional
functions
Functions directly selected/enabled through peripheral registers
Doc ID 023353 Rev 5
35/133
STMICROELECTRONICS [ ST ]
