Data transfer via communication ports
726
Part III FP Instructions
IsProgramControlled
Evaluates the "program controlled" flag
22.3.3 Checking for MEWTOCOL-COM master / slave mode
MEWTOCOL-COM Master / Slave mode can be checked for the following devices:
FP0:
Port
name
Port
number
Special
internal
relay
Function name System variable name Bit status
COM 1 R9032 IsProgramControlled (see
page 726)
sys_bIsComPort1Program
C
ontrolled
FALSE
FP, FP-X:
Port
name
Port
number
Special
internal
relay
Function name System variable name Bit status
TOOL 0 R9040 sys_bIsToolPortProgramCo
ntrolled
COM1 1 R9032 sys_bIsComPort1ProgramC
ontrolled
COM2 2 R9042
IsProgramControlled (see
page 726)
sy
s_bIsComPort2Program
C
ontrolled
FALSE
FP2/FP2SH/FP10SH:
Port
name
Port
number
Special
internal
relay
Function name System variable name Bit status
COM 0 R9032 IsProgramControlled (see
page 726)
sys_bIsComPort1Program
C
ontrolled
FALSE
MCU:
Port name Port number Function name DUT
COM1 16#xx01
COM2 16#xx02
IsProgramControlled (see
page 726)
MCU-STATUS_DUT.Com
municationMode
=0 (see page 729)
Description
This instruction returns the value of the "program controlled" flag. The "program controlled" flag is
TRUE if the communication port of the PLC has been set to program controlled communication
mode. It is FALSE if it has been set to "MEWTOCOL-COM Master / Slave".
Symbol:
Example