Datasheet

ManualsBrandsST ManualsEmbedded Processors & ControllersMicrocontroller 32bit 128KB LQFP
Pinouts and pin descriptions STM32F070xB STM32F070x6
26/88 DocID027114 Rev 2
 
 
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 3.3 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 11. STM32F070xB/6 pin definitions 
Pin numbers
Pin name
(function after 
reset)
Pin 
type
I/O structure
Notes
Pin functions
LQFP64
LQFP48
TSSOP20
Alternate functions Additional functions
1 1 - VDD S Digital power supply
2 2 - PC13 I/O TC
(1)
(2)
-
WKUP2, 
RTC_TAMP1,
RTC_TS, 
RTC_OUT
33-
PC14-OSC32_IN
(PC14)
I/O TC
(1)
(2)
- OSC32_IN
44-
PC15-
OSC32_OUT
(PC15)
I/O TC
(1)
(2)
- OSC32_OUT
552
PF0-OSC_IN
(PF0)
I/O FT I2C1_SDA
(3)
OSC_IN
663
PF1-OSC_OUT
(PF1)
I/O FT I2C1_SCL
(3)
OSC_OUT
7 7 4 NRST I/O RST  Device reset input / internal reset output (active low)
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