Omron CJ1W-SCU32 Operation Manual page 163

Device variable for CJ-series Unit
Port 1
*_P1_OverRunErr
*_P1_FramingErr
*_P1_ParityErr
*1 The current settings for the port are read. For details on the contents that are read refer to 4-2-1 Device Vari-
able for CJ-series Unit for System Settings on page 4-15. In the case operation is made using default settings
due to System Setup error, those settings are read.
*2 If any of the error bits 00 to 14 becomes TRUE in the Protocol Macro Mode but then communications are
recovered within the specified number of retries, the bit will become FALSE. The bit will remain TRUE if recov-
ery is not possible within the specified number of retries.
*3 Used with Protocol Macro or Serial Gateway Mode.
This bit becomes TRUE if an error occurs in the transmission path with the Serial Gateway.
*4 This bit becomes TRUE if a send start timeout or response timeout occurs with the Serial Gateway.
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Type
Port 2
*_P2_OverRunErr BOOL
*_P2_FramingErr BOOL
*_P2_ParityErr BOOL
4 Using Protocol Macros
R/W Name
R Overrun Error
R Framing Error
R Parity Error
Function
TRUE: Overrun error
FALSE: Normal
TRUE: Framing error
FALSE: Normal
TRUE: Parity error
FALSE: Normal
4-27
4