ST STM32F3DISCOVERY

UM1570 Rev 7 25/41
UM1570 Hardware layout and configuration
40
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
PA12
TIM16_CH1,
TIM1_CH2N,
USART1_RTS,
COMP2_OUT,
CAN_TX, TIM4_CH2,
TIM1_ETR, USBDP
71------DP-----41
PA13
JTMS-SWDAT,
TIM16_CH1N,
G4_IO3, IR-Out,
USART3_CTS,
TIM4_CH3
72-----
SWDIO
----4-40
PA14
JTCK-SWCLK,
G4_IO4, I2C1_SDA,
TIM8_CH2,
TIM1_BKIN,
USART2_TX
76-----
SWCLK
----2 - 37
Table 7. STM32F303VCT6 MCU pin description versus board function (continued)
(1)
MCU pin Board function
Main
function
Alternate function
LQFP100 pin number
VCP
LSM303DLHC or LSM303AGR
L3GD20 or I3G4250D
Push-button
LED
SWD
USB
OSC
Free I/O
Power supply
CN3
P1 P2