982
7 APPLICATION INSTRUCTIONS
7.21 Database Access Instructions
Committing a transaction
DBCOMMIT(P)
These instructions commit the transaction in relation to the database corresponding to the specified identification number.
■Execution condition
■Description, range, data type
■Applicable devices
Ladder ST
ENO:=DBCOMMIT(EN,s,d1,d2);
ENO:=DBCOMMITP(EN,s,d1,d2);
FBD/LD
Instruction Execution condition
DBCOMMIT
DBCOMMITP
Operand Description Range Data type Data type (label)
(s) Database identification number 1 to 4 16-bit signed binary ANY16
(d1) Completion device (start device that turns on one scan
upon completion of instruction)
• (d1)+0: Completion signal
• (d1)+1: Error completion signal
Bit ANYBIT_ARRAY
(Number of elements: 2)
(d2) Completion status
• 0000: Normal completion
• Other than 0000: Error completion (error code)
Word ANY16
EN Execution condition Bit BOOL
ENO Execution result Bit BOOL
Operand Bit Word Double word Indirect
specification
Constant Others
X, Y, M, L,
SM, F, B, SB,
FX, FY
J\ T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD
U\G, J\,
U3E\(H)G
Z LT, LST,
LC
LZ K, H E $
(s)
(d1)
(d2)
RnCPU
RnENCPU
RnSFCPU RnSFCPURnPCPURnPCPU
(Standard) (Safety)
(Redundant)
(Process)