Vivotek 7530D, MD7530 manual Vivotek

			VIVOTEK
nvi	0,	0/7	Number of virtual inputs (manual trigger)
	<positive integer>
ndo	0,	0/7	Number of digital outputs.
	<positive integer>
naudioin	0,	0/7	Number of audio inputs.
	<positive integer>
naudioout	0,	0/7	Number of audio outputs.
	<positive integer>
nvideoin	<positive integer>	0/7	Number of video inputs.
nvideoinprofile	<positive integer>	0/7	Number of video input profiles.
nmediastream	<positive integer>	0/7	Number of media stream per channels.
nvideosetting	<positive integer>	0/7	Number of video settings per channel.
naudiosetting	<positive integer>	0/7	Number of audio settings per channel.
nuart	0,	0/7	Number of UART interfaces.
	<positive integer>
nmotionprofile	0,	0/7	Number of motion profiles.
	<positive integer>
ptzenabled	0, <positive	0/7	An 32-bit integer, each bit can be set separately
	integer>		as follows:
			Bit 0 => Support camera control function;
			0(not support), 1(support)
			Bit 1 => Built-in or external camera;
			0(external), 1(built-in)
			Bit 2 => Support pan operation, 0(not support),
			1(support)
			Bit 3 => Support tilt operation; 0(not support),
			1(support)
			Bit 4 => Support zoom operation;
			0(not support), 1(support)
			Bit 5 => Support focus operation;
			0(not support), 1(support)
			Bit 6 => Support iris operation;
			0(not support), 1(support)
			Bit 7 => External or built-in PT; 0(built-in),
			1(external)
			Bit 8 => Invalidate bit 1 ~ 7;
			0(bit 1 ~ 7 are valid),
			1(bit 1 ~ 7 are invalid)
			Bit 9 => Reserved bit; Invalidate lens_pan,
			Lens_tilt, lens_zoon, lens_focus, len_iris.

User's Manual - 129