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再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注IT技能提升
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注IT技能提升
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注IT技能提升
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C++内核技术
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C++内核技术
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C++内核技术
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网 - 专注C/C++及内核技术
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网 - 专注C/C++及内核技术
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
...简单的写个客户端来调用一下这个服务，但很快你会发现浏览器（客户端）返回给你了错误：
Server Error in '/' Application.
The underlying connection was closed: The connection was closed unexpectedly.
Description: An unhandled exception occurred during th...
App Inventor 2 串口调试 App 全方案技术调研 - App应用开发 - 清泛IT社区，为创新赋能！
...于安全考虑在WebView中禁用了navigator.serial接口。只有Chrome浏览器本身支持，WebView不支持也没计划支持。
结论：不可行，不推荐在此方向投入时间。
方案5：中间代理方案（ESP32/WiFi 中转）
手机 --WiFi-- ESP32 --UART-- 目标设备
...