Datasheet

Pinouts and pin description STM32F21xxx
44/175 DocID17050 Rev 9
- - 14 20 J3 PF4 I/O FT
(4)
FSMC_A4, EVENTOUT ADC3_IN14
- - 15 21 K3 PF5 I/O FT
(4)
FSMC_A5, EVENTOUT ADC3_IN15
-101622G2 V
SS
S
-111723G3 V
DD
S
- - 18 24 K2 PF6 I/O FT
(4)
TIM10_CH1, FSMC_NIORD,
EVENTOUT
ADC3_IN4
- - 19 25 K1 PF7 I/O FT
(4)
TIM11_CH1, FSMC_NREG,
EVENTOUT
ADC3_IN5
- - 20 26 L3 PF8 I/O FT
(4)
TIM13_CH1, FSMC_NIOWR,
EVENTOUT
ADC3_IN6
- - 21 27 L2 PF9 I/O FT
(4)
TIM14_CH1, FSMC_CD,
EVENTOUT
ADC3_IN7
- - 22 28 L1 PF10 I/O FT
(4)
FSMC_INTR, EVENTOUT ADC3_IN8
5122329G1
PH0/OSC_IN
(PH0)
I/O FT EVENTOUT OSC_IN
(4)
6132430H1
PH1/OSC_OUT
(PH1)
I/O FT EVENTOUT OSC_OUT
(4)
7 14 25 31 J1 NRST I/O
8 15 26 32 M2 PC0 I/O FT
(4)
OTG_HS_ULPI_STP,
EVENTOUT
ADC123_
IN10
9 16 27 33 M3 PC1 I/O FT
(4)
ETH_MDC, EVENTOUT
ADC123_
IN11
10 17 28 34 M4 PC2 I/O FT
(4)
SPI2_MISO,
OTG_HS_ULPI_DIR,
ETH_MII_TXD2, EVENTOUT
ADC123_
IN12
11 18 29 35 M5 PC3 I/O FT
(4)
SPI2_MOSI, I2S2_SD,
OTG_HS_ULPI_NXT,
ETH_MII_TX_CLK,
EVENTOUT
ADC123_
IN13
-193036- V
DD
S
12 20 31 37 M1 V
SSA
S
----N1 V
REF-
S
-213238P1 V
REF+
S
Table 7. STM32F21x pin and ball definitions (continued)
Pins
Pin name
(function after
reset)
(1)
Pin type
I / O structure
Note
Alternate functions
Additional
functions
LQFP64
LQFP100 LQFP144 LQFP176
UFBGA176