HSC86AInstruction manual of hybrid servo driver
10
Comment
：
1) t1: ENA (enable signal) should be at least 5μs in advance DIR, determined to be high.
Under normal circumstances, it is recommended to hang in the air;
2) t2: DIR determines the state of high or low at least 1μs in advance of the falling edge of
PUL;
3) t3: pulse width is at least 1.5μs;
4) t4: Low level width is not less than 1.5μs.
4.Control signal mode setting
Pulse trigger edge selection: PC pulse software sets the pulse rising edge or falling edge trigger is
valid.
Single and double pulse selection: Single pulse or double pulse is set by PC software.
Direction selection: Set the initial running direction of the motor through the PC software.
5.Wiring requirements
1) In order to prevent the driver from being disturbed, it is recommended to use shielded cable for the
control signal, and the shielding layer is short-circuited with the ground wire. Except for special
t2
t4
t1
t3
t2
PUL
DIR
EN
A
>1us
>1us
>5us
高电平高于
3.5V
高电平高于
3.5V
低电平低于
0.5V
低电平低于
0.5V
Figure 5 Control signal timing
diagram
