Siemens SIMATIC S7-300 Reference Manual page 40

Basic instructions
✔ ✔
Generate list of supported measured values as
answer
✔ ✔
Generate queried measured values as answer
Module parameter assignment
✔ ✔ ✔
Read module data record
✔ ✔
Read module data record asynchronously
✔ ✔
Transfer module data records
✔ ✔
Read data record from configured system data
✔ ✔
Write module data record
✔ ✔ ✔
Transfer data record
Interrupts
✔ ✔
Attach an OB to an interrupt event
✔ ✔
Detach an OB from an interrupt event
Cyclic interrupt
✔ ✔
Set cyclic interrupt parameters
✔ ✔
Query cyclic interrupt parameters
Time-of-day interrupt
✔ ✔ ✔ ✔
Set time-of-day interrupt
✔
Set time-of-day interrupt
A5E33285102-AB
Extended instructions
Description
Technology
LAD / FBD
(not S7-1200)
PE_Measurement_List_RSP
PE_Measurement_Value_RSP
RD_DPAR
RD_DPARA
PARM_MOD
RD_DPARM
WR_PARM
WR_DPARM
ATTACH
DETACH
SET_CINT
QRY_CINT
SET_TINT
SET_TINTL
Communication
STL
SCL
Page 39