摘要:
方法一.直接打开WIN7 Activation点击"点击验证"(推荐); 方法二.在"运行"里输入 slmgr.vbs -dli 并回车; 方法二.在"运行"里输入 slmgr.vbs -xpr 并回车; 方法二.在"运行"里输入 winver 并回车; 方法四.在"运行"里输入 slmgr.vbs -dlv 并回车; 方法五.右键我的电脑属性 查看是否处于激活状态. 阅读全文
摘要:
LEDs, buzzers and switches are the most common items people attempt to interface to their Raspberry Pi’s. Something I found in eBay that is a little bit different is an ultrasonic measurement module. This allows you to measure the distance to the nearest wall or solid object. The modules are easy to 阅读全文