Mitsumi electronic MR-J3- A Manual De Usuario
13 - 22
13. COMMUNICATION FUNCTION
13.5.4 External I/O signal statuses (DIO diagnosis)
(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
Data No.
[1][2] [0][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.
station as hexadecimal data.
bit Abbreviation
bit Abbreviation
bit Abbreviation
bit Abbreviation
0 SON
8 SP1
16
24
1 LSP
9 SP2
17
25
2
LSN
10
SP3
18
26
3
TL
11
ST1
19
27
CDP
4
TL1
12
ST2
20
STAB2
28
5
PC
13
CM1
21
29
6
RES
14
CM2
22
30
7
CR
15
LOP
23
31
(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
Data No.
[1][2] [4][0]
(b) Reply
The ON/OFF statuses of the input pins are sent back.
b31
b0
0:OFF
1:ON
b1
Command of each bit is transmitted to the master
station as hexadecimal data.
station as hexadecimal data.