Yamaha SRCD User Manual page 120

CHAPTER2 PROFIBUS Unit
(15) Current point variable P read ................................................ Code 020F
The point variable P is read.
QWn+22
IWm+22
(Details)
Point number: It is the inherent number assigned to the point of 0 to 999.
(Example)
Transmission example 1:
The point variable P is read.
Response example 1:
The point variable is P=100
CAUTION
!
Though the content of the point variable P is held even when the controller power
supply is turned off, the point variable P is initialized to 0 in case of the program
reset or any operation which the program reset is applied with the execution
program switch, etc.
Command option
QWn+20 QWn+18
Command response
IWm+20 IWm+18
QWn+22 QWn+20 QWn+18
0000 0000 0000
IWm+22 IWm+20 IWm+18
0000 0000 0000
114
QWn+16 QWn+14
IWm+16 IWm+14
QWn+16 QWn+14 QWn+12
0000 0000 0000
IWm+16 IWm+14 IWm+12
0000 0000 0064
QWn+12
IWm+12
Point number
QWn+10 QWn+8
0000 020F
IWm+10 IWm+8
0000 0200