ST_Parameter_IN

Input data of the ASI terminal.

TYPE ST_ParameterBuffer :
STRUCT
    iParameterStatus    : WORD;
    iParameterReadValue : DWORD;
END_STRUCT
END_TYPE

Byte Offset

Bit Offset

Description

0

0-5

Status bits (as with previous terminals)

0

6

0: No diagnosis, 1: Diagnosis (as with previous terminals)

0

7

always 0: no register communication

1

0-3

0-3 reserved for extensions

1

4

Toggle bit for acknowledging order (in case of cyclic, bit 6 is copied from byte 0)

1

5

Receipt (0: NoError, 1: Error)

1

6

0: Cyclic, 1: Acyclic

1

7

0: parameter access, 1: ADS

2

 

Input data (cyclic), parameter value (acyclic) or error number bits 0-7

3

 

Input data (cyclic), parameter value (acyclic) or error number bits 8-15

4

 

Input data (cyclic), parameter value (acyclic) or error number bits 16-23

5

 

Input data (cyclic), parameter value (acyclic) or error number bits 24-31

 

Requirements

Development environment

Target platform

IO hardware

PLC libraries to be integrated (category group)

TwinCAT v3.1.0

PC or CX (x86)

ASI master terminal

Tc2_IoFunctions (IO)