Detailed description> You will create an application program to monitor. ( at app.) 1. Start the program and watch the monitoring value. 2. The screen of the cell phone turns off. 3. Enables the alarm to be triggered when an event occurs.
For example, 1) It is similar to the message coming from messenger program. 2) Can the program always wait on the smartphone? 3) I want to be able to operate the smartphone when I send a signal from outside (WiFi, Internet, etc.).
To summarize, I want my smartphone to work even when it is turned off.
I need your help. Please help me.