8 COMMUNICATION FUNCTION (MITSUBISHI ELECTRIC AC SERVO PROTOCOL) [A]
8.5 Detailed explanations of commands
421
8
External I/O signal status (DIO diagnosis)
Reading the input device status
The input device status can be read.
■
Transmission
Transmit the command [1] [2] + data No. [0] [0].
■
Return
The slave station returns the input device status.
Reading the external input pin status
The on/off state of the external input pin can be read.
■
Transmission
Transmit the command [1] [2] + data No. [4] [0].
■
Return
The on/off state of the input pin is returned.
*1 When the pulse train input is selected with [Pr. PD44 Input device selection 11H] or [Pr. PD46 Input device selection 12H], the bit will be
always 0 (off).
Bit
Symbol
Bit
Symbol
Bit
Symbol
Bit
Symbol
0
SON
8
SP1
16
24
1
LSP
9
SP2
17
25
2
LSN
10
SP3
18
EM1/EM2
26
CDP2
3
TL
11
ST1/RS2
19
27
CDP
4
TL1
12
ST2/RS1
20
STAB2
28
CLD
5
PC
13
CM1
21
29
MECR
6
RES
14
CM2
22
STO1
30
7
CR
15
LOP
23
STO2
31
Bit
CN3 connector pin
Bit
CN3 connector pin
Bit
CN3 connector pin
Bit
CN3 connector pin
0
43
8
18
16
24
1
44
9
45
17
25
2
42
10
10
18
26
3
15
11
35
19
27
4
19
12
20
28
5
41
13
21
29
6
16
14
22
30
7
17
15
23
31
b31
b1b0
1: On
0: Off
Each bit command is transmitted to the master station as hexadecimal data.
b31
b1b0
1: On
0: Off
Each bit command is transmitted to the master station as hexadecimal data.