分组 管脚名称 管脚号 开机默认状态 Alt
Func0
Alt
Func1
Alt
Func2
Alt
Func3
Alt
Func4
Alt
Func5
Alt
Func6
Alt
Func7
ADC ADC0 34                  
ADC1 35                  
I2C I2C0_SCL 49 I&PU SWCLK0 I2C0_SCL     GPIO17 UART1_DTRn    
I2C0_SDA 33 I&PU SWDIO0 I2C0_SDA     GPIO18 UART1_DCDn    
I2C1_SCL 37 I&PU SWCLK1 I2C1_SCL UART2_RTSn PWM5 GPIO19 UART1_RTSn USP1_MCLK  
I2C1_SDA 38 I&PU SWDIO1 I2C1_SDA UART2_CTSn PWM5n GPIO20 UART1_CTSn USP0_MCLK  
PWM USB_BOOT 25 I&PD GPIO0     PWM0        
GPIO1 30 NI&NP GPIO1   ONEW PWM4 USIM1_URSTn UART1_DCDn USP0_MCLK  
SPI GPIO2 39 NI&NP GPIO2 SPI0_SSn0 I2C1_SDA PWM2 USIM1_UCLK UART0_RTSn USP0_BCLK  
GPIO3 40 NI&NP GPIO3 SPI0_MOSI I2C1_SCL PWM3 USIM1_UIO UART0_CTSn USP0_LRCK  
AUX_RXD 32 NI&NP GPIO4 SPI0_MISO UART2_RXD PWM0 USP1_MCLK UART1_RTSn USP0_DIN  
AUX_TXD 31 NI&NP GPIO5 SPI0_SCLK UART2_TXD PWM1 ONEW UART1_CTSn USP0_DOUT  
UART DBG_RXD 2 NI&NP GPIO6 UART0_RXD I2C0_SCL          
DBG_TXD 3 NI&NP GPIO7 UART0_TXD I2C0_SDA          
MAIN_RXD 15 NI&NP GPIO8 UART1_RXD            
MAIN_TXD 14 NI&NP GPIO9 UART1_TXD            
AONGPIO /
 WAKEUP
SIM_DET 48 NI&NP GPIO10     PWM0   PWM1n   WAKEUP3(GPI3)
AGPIOWU1 29 NI&NP GPIO11     PWM1   PWM0n   WAKEUP4(GPI4)
AONGPIO MAIN_DTR 50 NI&NP GPIO12   ONEW PWM2 FEM4 PWM3n   WAKEUP5(GPI5)
NET_STATUS 27 NI&NP GPIO14     PWM4 FEM2 PWM5n USP0_LRCK  
AGPIO5 41 NI&NP GPIO15     PWM5 FEM1 PWM4n USP0_DIN  
MAIN_RI 5 I&PU GPIO16   ONEW PWM0 FEM0 PWM1n USP0_DOUT  
WAKEUP WAKEUP0 26 I&PU WAKEUP0(GPI0)              
USB_VBUS* 6 NI&NP WAKEUP1(GPI1)              
  使用相同芯片PIN