Hantek DDS-3X25

The Hantek DDS-3X25 is a 25MHz PC-based function generator. It has no external controls, requiring a USB connection to a computer.

Hardware

TODO.

Command	Byte	Bit	Description
0XA0			Configure
	1		Mode
		7
		6
		5	1 = Reset external trigger (send only once)
		4	1 = External trigger mode enabled
		3	External trigger: 0 = falling, 1 = rising
		2	0 = continuous, 1 = single wave
		1
		0	Measurement: 0 = frequency, 1 = counter
	2
		7
		6
		5
		4
		3
		2
		1
		0	Output: 0 = pattern generator, 1 = programmable output
	3		Digital I/O pins, bits 0-7
	4		Bits 0-3 = digital I/O pins bits 8-11, bits 4-7 unused
	5		Clock divider, based on 48KHz clock
	6