STM32F070RB datasheet(25/83 Pages) STMICROELECTRONICS

25 / 83 page

DocID027114 Rev 3

25/83

STM32F070CB/RB/C6/F6

Pinouts and pin descriptions

Figure 5. TSSOP20 20-pin package pinout (top view)

Table 9. 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

Supply pin

Input only pin

I/O

Input / output pin

I/O structure

5 V tolerant I/O

FTf

5 V tolerant I/O, FM+ capable

TTa

3.3 V tolerant I/O directly connected to ADC

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.

functions

Alternate

functions

Functions selected through GPIOx_AFR registers

Additional

functions

Functions directly selected/enabled through peripheral registers

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