这是我第一次用C编的单片机程序（以前用汇编）， 其中定有不妥之处，请各位网友批评指正。 如果对您有那么一点用处，吾心甚慰！ 解压密码:lhlshxy-This is my first single-chip with C-series program (previously compiled), which set something wrong, please correct me Netizen criticism. If you have a little less usefu