External I/O Signal Statuses - Mitsubishi Electric MELSERVO-J2 Series Instruction Manual

8. COMMUNICATION FUNCTIONS

8.12.4 External I/O signal statuses

(1) Reading of input device statuses
Read the statuses of the input devices.
(a) Transmission
Transmit command [1][2] and data No. [0][0].
Command
[1][2]
(b) Reply
The slave station sends back the statuses of the input pins.
b31
bit
0 Servo-on (SON)
1 Forward rotation stroke limit (LSP)
2 Reverse rotation stroke limit (LSN)
3 External torque limit selection (TL)
4 Internal torque limit selection (TL2)
5 Proportion control selection (PC)
6 Reset (RES)
7
8
9
(2) External input pin status read
Read the ON/OFF statuses of the external output pins.
(a) Transmission
Transmit command [1][2] and data No. [4][0].
Command
[1][2]
(b) Reply
The ON/OFF statuses of the input pins are sent back.
b31
bit External Input Pin
0 CN1B-16
1 CN1B-17
2 CN1B-15
3 CN1B-5
4 CN1B-14
Downloaded from ManualsNet.com
Data No.
[0][0]
Command of each bit is transmitted to the master
station as hexadecimal data.
Signal Name bit
10
11 Forward rotation start (ST1)
12 Reverse rotation start (ST2)
13
14
15
16 Forced stop (EMG)
17 Automatic/manual selection (MDO)
18 Proximity dog (DOG)
19 Point table No. selection 1 (DI0)
Data No.
[4][0]
Command of each bit is transmitted to the master
station as hexadecimal data.
search engine
b1
Signal Name
b1
bit External Input Pin
5 CN1A-8
6 CN1B-7
7 CN1B-8
8 CN1B-9
9 CN1A-19
8 - 20
b0
1:ON
0:OFF
bit Signal Name
20 Point table No. selection 2 (DI1)
21 Point table No. selection 3 (DI2)
22 Point table No. selection 4 (DI3)
23 Override selection (OVR)
24 Temporary stop/restart (STP)
Manual pulse generator
25
multiplication 1 (TP0)
Manual pulse generator
26
multiplication 2 (TP1)
27
28
29
b0
1:ON
0:OFF