STM32L151C6U6 Datasheet, PDF (35/131 Pages) STMicroelectronics – Ultra-low-power 32-bit MCU ARM-based Cortex-M3, 128KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC

STM32L151x6/8/B, STM32L152x6/8/B
Pin descriptions
Table 7. Legend/abbreviations used in the pinout table
Name
Abbreviation
Definition
Pin name
Pin type
Unless otherwise specified in brackets below the pin name, the pin function
during and after reset is the same as the actual pin name
S
Supply pin
I
Input only pin
I/O
FT
TC
I/O structure
B
Input / output pin
5 V tolerant I/O
Standard 3.3 V I/O
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
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