① 要正确理解上电复位(PORESET)、硬件复位(HRESET)、软件复位(SRESET)和测试复位(TRST)的功能及其之间的区别,并且注意HRESET和SRESET复位信号是双向开集电极引脚。
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掉电模式时晶体振荡器停止振荡,所有功能除了中断和硬件复位之外都停止工作;
The Power-down mode saves the register contents but freezes the Oscillator, disabling all other chip functions until the next Interrupt or Hard- ware Reset.
掉电模式时晶体振荡器停 止振荡,所有功能除了中断和硬件复位之外都停止工作,寄存器的内容则一直保持;
The Powerdown mode saves the register contents but freezes the Oscillator, disabling all other chips until the next interrupt or hardware reset.
当屏幕处于关闭状态,而一切都被锁,钥匙的硬件现在启用,因此有可能把手机上没有软复位。
When screen is turned off while everything is locked, the hardware keys are now enabled so its possible to turn the phone back on without soft resetting.
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