Communication functions – MITSUBISHI ELECTRIC MR-J2S- CP User Manual
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15. COMMUNICATION FUNCTIONS
(3) Read of the statuses of input devices switched on through communication
Read the ON/OFF statuses of the input devices switched on through communication.
(a) Transmission
Transmit command [1][2] and data No. [6][0].
Command Data
No.
[1][2] [6][0]
(b) Reply
The slave station sends back the statuses of the input pins.
b31
b0
0:OFF
1:ON
b1
Command of each bit is transmitted to the master
station as hexadecimal data.
bit Signal
name
bit Signal
name bit
Signal
name
0 Servo-on (SON)
12 Reverse rotation start (ST2)
24 Temporary stop/restart (STP)
1 Forward rotation stroke limit (LSP) 13
2 Reverse rotation stroke limit (LSN) 14
25
Manual pulse generator
multiplication 1 (TP0)
3 External torque limit selection (TL) 15
4 Internal torque limit selection (TL2) 16 Forced stop (EMG)
26
Manual pulse generator
multiplication 2 (TP1)
5 Proportion control selection (PC)
17 Automatic/manual selection (MD0)
27 Gain switch (CDP)
6 Reset (RES)
18 Proximity dog (DOG)
28
7
19 Point table No. selection 1 (DI0)
29 Point table No. selection 5 (DI4)
8
20 Point table No. selection 2 (DI1)
30 Teach (TCH)
9
21 Point table No. selection 3 (DI2)
31
10
22 Point table No. selection 4 (DI3)
11 Forward rotation start (ST1)
23 Override selection (OVR)
(4) External output pin status read
Read the ON/OFF statuses of the external output pins.
(a) Transmission
Transmit command [1][2] and data No. [C][0].
Command Data
No.
[1][2] [C][0]
(b) Reply
The slave station sends back the ON/OFF statuses of the output pins.
b31
b0
0:OFF
1:ON
b1
Command of each bit is transmitted to the master
station as hexadecimal data.
bit
External output pin
bit
External output pin
0 CN1A-19
5 CN1B-18
1 CN1A-18
6 CN1A-14
2 CN1B-19
3 CN1B-6
4 CN1B-4