Hardware and layout
UM1570
Doc ID 023594 Rev 2
PA6
TIM16_CH1,
TIM3_CH1, G2_IO3,
TIM8_BKIN,
SPI1_MISO,
TIM1_BKIN,
AOP2_OUT,
COMP1_OUT
31
SA
O/SDO
18
PA7
TIM17_CH1,
TIM3_CH2, G2_IO4,
TIM8_CH1N,
SPI1_MOSI,
TIM1_CH1N,
COMP2_OUT
32
SD
A/SDI/SDO
17
PA8
MCO, I2C2_SMBAL,
I2S2_MCK,
TIM1_CH1,
USART1_CK,
COMP3_OUT,
TIM4_ETR
67
45
PA9
G4_IO1, I2C2_SCL,
I2S3_MCK,
TIM1_CH2,
USART1_TX,
COMP5_OUT,
TIM15_BKIN,
TIM2_CH3
68
44
PA10
TIM17_BKIN, G4_IO2,
I2C2_SDA,
TIM1_CH3,
USART1_RX,
COMP6_OUT,
TIM2_CH4,
TIM8_BKIN
69
43
PA11
TIM1_CH1N,
USART1_CTS,
COMP1_OUT,
CAN_RX, TIM4_CH1,
TIM1_CH4_BKIN2,
USBDM
70
DM
42
Table 6.
STM32F303VCT6 MCU pin description versus board function (continued)
MCU pin
Board function
Main
function
Alternate functions
LQ
FP1
00 pi
n n
u
m.
LSM303
DLHC
L3G
D
20
Pushb
u
tton
LED
SWD
USB
OSC
F
ree I
/O
Po
w
e
r s
u
p
p
ly
CN3
P1
P2
