Details of the IODDT's implicit exchange objects of type T_COUNT_ACQ
(Original Document)
List of implicit exchange objects
The table below shows the IODDT's implicit exchange objects of type T_COUNT_ACQ which applies to the three modules TSX CTY 2A/4A/2C.
Standard symbol
Type
Access
Meaning
Address
CH_ERROR
BOOL
R
Counting channel error bit
%Ir.m.c.ERR
ENAB_ACTIV
EBOOL
R
Counter enable active
%Ir.m.c.0
PRES_DONE
EBOOL
R
Preset done
%Ir.m.c.1
COUNT_DIR
EBOOL
R
Counting direction
0 : direction - (down counting), 1: direction + (up counting)
%Ir.m.c.9
DIR_ENAB
EBOOL
R/W
Direct enabling by the software
%Qr.m.c.0
DIR_PRES
EBOOL
R/W
Direct preset by the software
%Qr.m.c.1
FLT_ACK
EBOOL
R/W
Fault acknowledgment
%Qr.m.c.3
ENAB_IENAB
EBOOL
R/W
Enabling the physical input IEna
%Qr.m.c.5
ENAB_IPRES
EBOOL
R/W
Enabling the physical input IPRES
%Qr.m.c.6
CUR_MEASURE
DINT
R
Current counter value (24 active bits)
%IDr.m.c.0
ST_IA
BOOL
R
Status of physical counting input IA
%IWr.m.c.2.0
ST_IB
BOOL
R
Status of physical counting input IB
%IWr.m.c.2.1
ST_IENAB
BOOL
R
Status of physical enable input IEna
%IWr.m.c.2.2
ST_IPRES
BOOL
R
State of the IPres or IReset physical preset input
%IWr.m.c.2.3
INVALID_MEAS
BOOL
R
Invalid measurement
%IWr.m.c.2.7
PRES_RESET
BOOL
R/W
Reset preset
%QWr.m.c.0.1
COUNT_DIR_CHG
BOOL
R/W
Change of counting direction
0 : direction - (down counting), 1: direction + (up counting)
%QWr.m.c.0.9