GPIO=DGI_GPIO0,DGI_GPIO1,DGI_GPIO2,DGI_GPIO3
I2C=SCL,SDA
ID_SYS=ID_3,ID_2,ID_1
SPI=SS,SCK,MOSI,MISO
SWD=TARGET_RESET,SWCLK,SWDIO,SWO
UART=TXD,RXD