500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/24/1102155816.gif');}" onmousewheel="return imgzoom(this);">求救:::80C196MC
谁能帮我一下,我用伟福的仿真器程序全部通过,烧到2864里面就不工作,外部总线16位,复位端电压只有2.5V左右,我怀疑是外部总线的问题,因为最简单的几行程序也不能执行,电路如下:
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/24/1102155816.gif');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/24/1102155816.gif');}" onmousewheel="return imgzoom(this);">