Technical Manual for EA350 Analog Pulse Type Servo Driver V101 3.4 CN4 control signal terminal The CN4 signal terminal provides signal required for connection with the upper controller, and uses a DB44 socket; the pin distribution and signal definition are shown below: 1 Fig. 3-8 Terminal position and pin distribution diagram of the driver control circuit 3.4.1 Pin distribution of the control signal terminal 30 Signal name Pin number Function description Digital input port DI1 5 Digital input, default function No. 1 Refer to Sections 3.4.2 and 3.4.4 DI2 20 Digital input, default function No. 2 DI3 4 Digital input, default function No. 13 DI4 19 Digital input, default function No.
14 DI5 3 Digital input, default function No. 3 DI6 18 Digital input, default function No. 12 DI7 2 Digital input, default function No. 20 DI8 17 Digital input, default function No. 21 COM+ 21 Digital input common positive terminal Power supply +24V 25/40 Internal 24V power source, voltage range +20V~26V, maximum output current 200mA COM 7/22/36 Internal 24V power ground; digital input common ground +10V 44 +10V power, maximum output of 20mA. GND 29 +10V power ground, analog ground Digital output DO1 8 Digital output, default function No. 1 Refer to Sections 3.4.3 and 3.4.5 DO1- 37 DO2 23 Digital output, default function No. 2 DO2- 38 DO3 9 Digital output, default function No.
8 DO3- 39 DO4 24 Digital output, fixed function No. 12 DO4- 10