Addressing Reference
1785 PLC-5
17
T
able H
Example Control Addresses
To Address: PLC Data Type: Example Address:
Whole Control Structure structure $R6:0
Control Position Word signed word $R6:0.POS
Control Length Word signed word $R6:0.LEN
Control Enable Bit bit $2R6:0.EN
Control Unload Enable Bit bit $2R6:0.EU
Control Done Bit bit $2R6:0.DN
Control Empty Bit bit $2R6:0.EM
Control Error Bit bit $2R6:0.ER
Control Unload Bit bit $2R6:0.UL
Control Inhibit Bit bit $2R6:0.IN
Control Found Bit bit $2R6:0.FD
T
able I
SFC
Status Mnemonics
Mnemonic Structure Member Size PLC Data Type
.SA Scan Active 1 bit bit
.FS First Scan 1 bit bit
.LS Last Scan 1 bit bit
.OV Timer Overflow 1 bit bit
.ER Step Errored 1 bit bit
.DN Done 1 bit bit
.PRE Preset Value 2 bytes signed word
.TIM Active Time 2 bytes signed word