Intelligent Motion Systems MDrive34Plus Direction, Channel a, Channel B, Step Up Step Down

STEP/DIRECTION TIMING

		TDH
Direction
	TDSU
Step			TSL
		TSH

QUADRATURE TIMING

Direction Change	TCHL
Channel A
	TDC
Channel B
	TCHL

UP/DOWN (CW/CCW) TIMING

Step Up
Step Down	TSH	TSL	TDC			TDC
				TSH	TSL
		Figure 2.3.5: Clock Input Timing Characteristics
			Clock Input Timing
Symbol		Parameter			Type and Value
			Step/Direction		Step Up/Down		Quadrature	Units
TDSU	T Direction Set Up		50		—		—	nS min.
TDH	T Direction Hold		100		—		—	nS min.
TSH		T Step High	100		100		—	nS min.
TSL		T Step Low	100		100		—	nS min.
TDL	T Direction Change		—		200		200	nS min.
TCHL	T Channel High/Low		—		—		400	nS min.
FSMAX	F Step Maximum		5		5		—	MHz Max
FCHMAX	F Channel Maximum		—		—		1.25	MHz Max
FER		F Edge Rate	—		—		5	MHz Max

Table 2.3.1: Input Clocks Timing Table

2-16	MDrive 34Plus Microstepping Hardware - Revision R071108
	Relevant to Firmware Version 3.0.02