Comtac Modbus Bridge
Last updated
Last updated
connect the device via USB with your Computer. Open the "Wechseldatenträger" and edit the CONF.txt file with your notepad editor.
Set OTA to 1: = 1= OTA used
Safe the file
Restart the device
LoRa (Vers. 0x43010200): PrivateNetwork=0 // 1=Private 0=Public (overridden by DIP-SW-3 in REV00-HW)
LazyDownlinkCnt=0 // Downlink sequence counter is 0=checked 1=not checked (can be lower)
Activation:
OTA=1 // 0=ABP used 1= OTA used (overridden by DIP-SW-2 in REV00-HW)
OTA(OverTheAir):
DevEUI=3734333665357D04
AppEUI=70B3D5FFFE297011
AppKey=2B8DEFCD2301674554761032DCFE98BA
ABP(ActivationByPersonalization):
FrequencyPlan=0 (0:EU868_Default_3Ch 1:EU868_Semtech_8Ch 2:EU868_Standard_6Ch)
DevAddr=0x00420136
NetwSesKey=1123456789ABCDEFFEDCBA9876543211
AppSesKey=EEDCBA98765432100123456789ABCDEE
Broadcast:
BC_Addr=0x00000000
BC_NetwSesKey=2223456789ABCDEEEEDCBA9876543222
BC_AppSesKey=DDDCBA98765432111123456789ABCDDD
Datarate (0.7;) DR_0... DR_7. SF12... FSK):
MinDR=0
MaxDR=7
DefDR=0 (Max.5 in OTA) // Depends also on FrequencyPlan
Rx2DefDR=3 // default receives data rate
ADR_Off=0 // ADR (AdaptiveDataRate) is 0=on 1=off
Startup: // Start-up behavior first sending in a time slot or random:
SlotTime=000 [100ms] // for Var1 + 3 (min. 10 s at OTA; = 0-> OTA 10s ABP s = 2.3)
TimeSlotNr=0000 // Var1: (0 see Var2) 1.. 9999-> OTA: TimeSlotNr * 10 s ABP: TimeSlotNr * 2.3 s
RndTime=0010 [m] // Var2: (0 see Var3) 1.. 9999-> randomize 10 s... XXXX * 60s
GrpDevAddr=1024 // Var3: (0 see Var2 with 0060) 1.. 9999-> TimeSlotNr = DevAddr/GrpDevAddr + 1-> Var1
Communication:
ConfirmedTx=0 // 0 = unconfirmed 1 = confirmed send (overwritten by DIP-SW-1 in REV00-HW)
LivesignConfirmedTx=0000 [m] // At the latest after this time + ConfirmedTxTimeout send confirmed Tx uplink
ConfirmedTxTimeout=0000 [s] // 0 = send immediate. x = no later than x seconds send
RxConfirmTimeout=0000 [s] // 0 = confirm immediately. x = confirm after x seconds
