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Chapter 5 Instruction specifications
5-120
TRNS/RECV command return code table
Return code
Name Description Countermeasure
H00 Completed properly Operation completed without error -
H21 Range error Parameter "s" and "t" is out of available I/O range.
H22
Reserve area for sending
setting error
Parameter setting is wrong.
H23
Reserve area for sending
range error
Parameter is out of available I/O range.
H24
Reserve area for receiving
setting error
Parameter setting is wrong.
H25
Reserve area for receiving
range error
Parameter is out of available I/O range.
H26 Sending data error Configured sending data length is beyond reserve area
H27 Receiving data error Configured receiving data length is beyond reserve area
H28
Area overlapping error
*2
Parameter s, t, or reserve area is overlapped.
Set right value.
H30 Timeout *1 Communication is not completed within configured time.
Set longer timeout or check the
program.
H40 Receiving area over *3 Received data is beyond reserved area Configure bigger size
H41 Parity error *4 Parity error detected
H42 Framing error *4 Framing error detected
H43 Overrun error detected Overrun error detected
Check wiring and data format.
H44 Conflict error TRNS 0/RECV 0 duplicated Execute one by one
H45 Parameter error Baud rate or format setting is wrong Set right value.
H46 Port type error Port type is not general purpose port. Configure general purpose port.
*2 Area overlapping error (H28) is not detected in the following case.
TRNS n
(
d
,
s
,
t
)
b
15
b
0
t+1 t
t+2
Data overlapping
If starting area of "s" parameter and "t" parameter is overlapped, error code H21 can be set instead of H28.
*3 Received data is stored as long as reserved area. (1,024 bytes)
*4 Data is not guaranteed.
TRNS 0 (d, s, t)