A projection method and device
A projection and terminal technology, applied in the field of projection, can solve the problems of low projection efficiency and high material cost
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[0055] figure 1 It is a flowchart of a projection method provided by the embodiment of this application.
[0056] Such as figure 1 The shown projection method is applied to the first terminal, where the first terminal includes a GPIO (General Purpose Input Output, general purpose input / output), where the GPIO may also be called a bus expander. Moreover, a projection sending end is also set on the first terminal.
[0057] Such as figure 1 As shown, the method includes:
[0058] S101. When it is determined that it is in the power-on state, obtain the detection signal output by the second terminal connected to it, and the second terminal is provided with a projection receiving end;
[0059] In this embodiment of the present application, preferably, the first terminal is a mobile terminal or a desktop computer. Wherein, the mobile terminal is a notebook computer, a tablet computer, a mobile phone, a Stick PC, and the like.
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