Main Uses of Timers

1. Delay Adjustment: Timers can be used to adjust the delay of a device, controlling its operating time and thus achieving device control.

2. Timing Control: Timers can be used to control various devices, controlling them according to a specific sequence for more precise control.

3. Event Triggering: Timers can trigger certain events, triggering them according to a specific sequence, thus achieving program control.

4. System Scheduling: Timers can be used to schedule system operations, controlling them according to a specific sequence to achieve optimal operational results