AT9G45的pwm驱动有问题,快来解救小弟.
AT9G45的pwm,头文件
#include <stdio.h>#include "at91_ioctl.h"int main(int argc, char** argv){ int fp; fp = open("/dev/mypwm", 0); if(fp < 0) { printf("Open error!\n"); return -1; } ioctl(fp, atoi(argv[1])); close(fp); return 0;}