Test (Random Write) (Bit Units) (Command: Bt, Jt) - Mitsubishi Electric MELSEC IQ-R series Reference Manual

Test (random write) (bit units) (command: BT, JT)

Set/reset devices and device numbers to bit devices (X, Y, M, etc.) by specifying them randomly in 1 point units.
Message format
The following shows the message format of the request data and response data of the command.
■Request data
Command Message wait
■Response data
There is no response data for this command.
Data specified by request data
■Command
ACPU common
B
42
H
■Message wait
Specify the delayed time of the response transmission. (Page 347 Message wait)
■Number of device points
Convert the numerical value to 2-digit ASCII code (hexadecimal), and send it from the upper digits.
Specify the number of device points within the following range:
• 1  Number of device points  20
■Device
Specify the device to test. (Page 351 Device codes, device numbers)
■Set/Reset
• 0 (30H): Reset (OFF)
• 1 (31H): Set (ON)
17 COMMUNICATING USING 1C FRAMES
362
17.4 Device Memory Read and Write
Number of
Device
device points
(first point)
(n points)
AnA/AnUCPU common
T
54
H
Set/reset Device
(first point) (nth point)
J T
4A 54
H H
Set/reset
(nth point)