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ListView中有一个属性:android:choiceMode,对应三个可选值: * singleChoice 单选 * multipleChoice 多选 * none 默认情况,没有选中效果 在ListView的布局中设置了android:choiceMode属性后,item布局需要实现ch

Litian MSP430 development board information Complete version (Guo Tianxiang) development board resources circuit diagram routine

PIC单片机rs232串口通信源代码并附详细备注说明，一定让你看得懂