User's Manual

APPENDIXB
INTERFACEPORTS
Revised: 30 Jan 17 APX B-3 ESTeem Horizon Series
RS232CProgrammingPortConfiguration
TheESTeemHorizonusesaproprietaryRS232C interfacein a
RJ45connector onthe fr ontpanel.TointerfacetheHorizonto
theserialportonthecomputer,youneedESTeemcableAA0621
thatcombinesastandardEthernetpatchcabletoa9pinFemale
adapter.
The RS232Pr
ogramming Port on the ESTeem Horizon can be
usedtoaccesstheconfigurationmenuintheESTeemforsystem
andnetworkconfiguration.TheESTeemcommunicationsport
operates at 38,400 bps, No Parity, 8 Data Bits and 1 Stop Bit
(38,400,N,8,1).Configureyourterminalprogramtomatchthese
settings.
RS232ProgrammingPortPinOutTable
ESTeemModelAA0621
RS232CPortPinOutTable
RJ45Pin
No.
Function
DB9
PinNo.
4 SignalGround(GND) 5
5 ReceiveData(RxD) 2
6 TransmitData(TxD) 3
RS232CData PortConfiguration
TheESTeemHorizonhasanRS232CdatainterfaceinaRJ45connectoronthefrontpanel.SeeChapter6forfurtherinformation
onserialdata portconfiguration.Tointerfacethe Horizon tothe serial porton thecomputer, you needserial cablewiththe
followingpinout:
ESTeemModelAA0621
RS232CPortPi
nOutTable
RJ45Pin
No.
Function
DB9
PinNo.
1 DataSetReady(DSR) 6
2 DataCarrierDetect(DCD) 1
3 DataTerminalReady(DTR) 4
4 SignalGround(GND) 5
5 ReceiveData(RxD) 2
6 TransmitData(TxD) 3
7 CleartoSent(CTS) 8
8 RequesttoSent(RTS) 7
HorizonSerialPortInterface
EthernetPinout