# include # include # include void main(void){ intspi 1；unsignedchardate[2]，rec[2]；intspiChannel = 0；int clock = 1000000；wiringPiSetup()；SPI 1 = wiringPiSPISetup(spiChannel，clock)；if(spi1！=-1){ printf(" StartingSPITest \ n ")；printf(" Write:\ n ")；date[0]= 0x 80；//寄存器地址date[1]= 0x 55；//要寫入的數據wiringPiSPIDataRW(0，date，2)；printf("date[0]:%d "，date[0])；printf("date[1]:%d\n "，date[1])；延遲(500)；printf(" Read:\ n ")；rec[0]= 0x 00；//寄存器地址rec[1]= 0x 00；wiringPiSPIDataRW(0，rec，2)；printf("rec[0]:%d "，rec[0])；printf("rec[1]:%d\n "，rec[1])；//返回的數據是這個}}我試了壹下，編譯了gcc-wall-otestspitestspi . c-lwiringpisudo。/testspi。
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