https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-jiM453-ru-he-huo-qu-que-zhi-zhuang-tai/m-p/1183831#M262190 <P>您好！</P><P>我是一名自助打印机的开发人员，请问如何获取M453的打印机状态？比如缺纸？卡纸？</P><P>我使用常规代码，只能获取状态为 “未知状态(Unknown Status)”。</P><P>先谢谢了！</P> Wed, 31 Aug 2022 09:08:04 GMT H_p_lover 2022-08-31T09:08:04Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-jiM453-ru-he-huo-qu-que-zhi-zhuang-tai/m-p/1183831#M262190 <P>您好！</P><P>我是一名自助打印机的开发人员，请问如何获取M453的打印机状态？比如缺纸？卡纸？</P><P>我使用常规代码，只能获取状态为 “未知状态(Unknown Status)”。</P><P>先谢谢了！</P> Wed, 31 Aug 2022 09:08:04 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-jiM453-ru-he-huo-qu-que-zhi-zhuang-tai/m-p/1183831#M262190 H_p_lover 2022-08-31T09:08:04Z https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-jiM453-ru-he-huo-qu-que-zhi-zhuang-tai/m-p/1183837#M262192 <P>您好</P><P>hp不提供api，建议安装打印机完整版驱动。</P><P>通过hp 工具箱/hp smart可以检测到打印机的状态。</P><P>涉及到二次开发，反编译等获取打印机的状态，不在我们的支持范畴之内。</P><P>给您带来不便，敬请谅解。</P><P>&nbsp;</P> Wed, 31 Aug 2022 09:15:00 GMT https://h30471.www3.hp.com/t5/da-yin-ji-shi-yong-xiang-guan-wen-ti/da-yin-jiM453-ru-he-huo-qu-que-zhi-zhuang-tai/m-p/1183837#M262192 双鱼座鲨鱼 2022-08-31T09:15:00Z