DM860 Fully Digital Stepper Drive Manual V1.0
3
3. Pin Assignment and Description
The DM860 has two connectors, connector P1 for control signals connections, and connector P2 for power and motor
connections. The following tables are brief descriptions of the two connectors. More detailed descriptions of the pins
and related issues are presented in section 4, 5, 9.
Connector P1 Configurations
Pin Function
Details
PUL+
PUL-
Pulse signal: In single pulse (pulse/direction) mode, this input represents pulse signal, each
rising or falling edge active; 4.5-5V
DIR+
DIR-
DIR signal: In single-pulse mode, this signal has low/high voltage levels, representing two
directions of motor rotation;
ENA+
ENA-
Enable signal: This signal is used for enabling/disabling the driver. High level (NPN control
signal, PNP and differential control signals are on the contrary, namely low level for enabling.)
for enabling the driver and low level for disabling the driver. Usually left
UNCONNECTED
(ENABLED)
.
