Page 33 - ARMMbedOS物聯網實戰應用超入門

ARM Mbed OS 物聯網實戰應用超入門

表 1-10(e) STM32F072 接腳特性及特殊接腳

接腳功能
接腳 輸出入
重置後接腳特性 註解
型式 架構
交替功能 增加功能
LQFP64
37 PC6 I/O FT (3) TIM3_CH1 –
38 PC7 I/O FT (3) TIM3_CH2 –
39 PC8 I/O FT (3) TIM3_CH3 –
40 PC9 I/O FT (3) TIM3_CH4 –
USART1_CK,
TIM1_CH1,
41 PA8 I/O FT (3) –
EVENTOUT, MCO,
CRS_SYNC
USAT1_TX, TIM_CH2,
42 PA9 I/O FT (3) TIM15_BKIN, –
TSC_G4_IO1
USART1_RX, TIM1_
CH3,
43 PA10 I/O FT (3) –
TIM17_BKIN,
TSC_G4_IO2
CAN_RX,
USART1_CTS,
TIM1_CH4,
44 PA11 I/O FT (3) USB_DM
COMP1_OUT,
TSC_G4_IO3,
EVENTOUT
CAN_TX,
USART1_RTS,
TIM1_ETR,
45 PA12 I/O FT (3) USB_DP
COMP2_OUT,
TSC_G4_IO4,
EVENTOUT
(3) IR_OUT, SWDIO,
46 PA13 I/O FT –
(4) USB_NOE
47 VSS S – – Ground
48 VDDIO2 S – – Digital power supply
(3)
49 PA14 I/O FT USART2_TX, SWCLK –
(4)
SPI1_NSS, I2S1_WS,
USART2_RX,
50 PA15 I/O FT (3) USART4_RTS, –
TIM2_CH1_ETR,
EVENTOUT
USART3_TX,
51 PC10 I/O FT (3) –
USART4_TX

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