Mitsubishi Electric MELSERVO-J4 Instruction Manual page 366

10. COMMUNICATION FUNCTION
(2) Reading external input pin status
Reads the on/off statuses of the external input pins.
(a) Transmission
Transmits command [1] [2] + data No. [4] [0].
(b) Return
The on/off statuses of the input pins are returned.
Bit CN1 connector pin
0 43
1 44
2 42
3 15
4 19
5 41
6 16
7 17
Note. When the pulse train input is selected with [Pr. PD44] or [Pr. PD46], this bit will continuously be "0" (off).
Command Data No.
[1] [2] [4] [0]
b31
Command of each bit is transmitted to the master station as hexadecimal data.
Bit CN1 connector pin
8 18
9 45
10 10 (Note)
11 35 (Note)
12
13
14
15
10 - 15
Bit CN1 connector pin
16
17
18
19
20
21
22
23
b1b0
1: On
0: Off
Bit CN1 connector pin
24
25
26
27
28
29
30
31