Power-off circuit and device

The invention discloses a power-off circuit and device. The circuit comprises at least two keys, a power supply reset module and an access selection module, the first end of each key is connected with the power supply reset module; the power supply reset module is also connected with the access selection module; the access selection module is also connected with a power supply circuit and a power supply respectively; the power supply reset module is used for detecting the at least two keys and generating a control signal; and the access selection module is used for controlling the cut-off of an access between the power supply circuit and the power supply according to the control signal. The power-off circuit provided by the invention can directly realize power-off of the power supply circuit through a hardware level. 本发明公开了一种断电电路及装置。所述电路包括至少两个按键、电源复位模块以及通路选择模块；每个按键的第一端分别连接所述电源复位模块；所述电源复位模块还连接通路选择模块；所述通路选择模块还分别连接供电电路以及电源；所述电源复位模块用于检测所述至少两个按键并生成控制信号；所述通路选择模块用于根据所述控制信号控制所述供电电路与所述电源之间的通路的截止。本发明的断电电路能够直接将通过硬件层面实现对