power-shell
power-shell is a tool used to convert the power status of a device. It provides basic capabilities such as turning off the screen, waking up the device, and setting the power mode.
Environment Setup
Before using this tool, you must obtain hdc and run the hdc shell command.
Commands
| Command | Description |
|---|---|
| help | Obtains the help information about the commands supported by power-shell. |
| setmode | Sets the power mode of the current device. |
| wakeup | Wakes up the system and turns on the screen. |
| suspend | Suspends the system and turns off the screen. |
| timeout | Overwrites or restores the automatic screen-off time in system settings. |
help
# Display the help information.
power-shell help
setmode
power-shell setmode
Commands
| Command | Description |
|---|---|
| power-shell setmode -h | Displays the parameters supported by the setmode command. |
| power-shell setmode 600 | Enables the normal power mode. |
| power-shell setmode 601 | Enables the power saving mode. |
| power-shell setmode 602 | Enables the performance mode. |
| power-shell setmode 603 | Enables the ultra power saving mode. |
Example:
# Enable the normal power mode.
power-shell setmode 600
# Enable the power saving mode.
power-shell setmode 601
# Enable the performance mode.
power-shell setmode 602
# Enable the ultra power saving mode.
power-shell setmode 603
wakeup
power-shell wakeup
Commands
| Command | Description |
|---|---|
| power-shell wakeup | Turns on the screen. |
Example:
# Run the shell command to turn on the screen.
power-shell wakeup
suspend
power-shell suspend
Commands
| Command | Description |
|---|---|
| power-shell suspend | Turns off the screen. |
Example:
# Run the shell command to turn off the screen.
power-shell suspend
timeout
power-shell timeout
Parameters
| Parameter | Description |
|---|---|
| -o <time> | Sets the automatic screen-off time, in milliseconds. This parameter is mandatory. |
| -r | Restores the automatic screen-off time in the current system settings. This parameter is mandatory. |
Example:
# The automatic screen-off time is set to 30s in the current system settings.
# Run the shell command to set the automatic screen-off time to 15000 ms.
power-shell timeout -o 15000
# Restore the automatic screen-off time set by the system, which is 30s.
power-shell timeout -r