Provided by: hcxdumptool_5.1.7-1_amd64 
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NAME
hcxpioff - hcx tools set-N
DESCRIPTION
hcxpioff 5.1.7 (wpi version) (C) 2019 ZeroBeat usage : hcxpioff <options> press the button to power off hardware modification is necessary, read more: https://github.com/ZerBea/hcxdumptool/tree/master/docs options: -h : show this help -v : show version --gpio_button=<digit> : Raspberry Pi GPIO pin number of button (2...27) default = GPIO not in use --gpio_statusled=<digit> : Raspberry Pi GPIO number of status LED (2...27) default = GPIO not in use --help : show this help --version : show version run gpio readall to print a table of all accessible pins and their numbers (wiringPi, BCM_GPIO and physical pin numbers)
SEE ALSO
The full documentation for hcxpioff is maintained as a Texinfo manual. If the info and hcxpioff programs are properly installed at your site, the command info hcxpioff should give you access to the complete manual.