User Manual

Octopus Installation & User Manual – APPENDIX E
E1
Appendix E – Serial Communications Access
If the system is Disabled (iButton LED off), serial communications can be established
with the MCU. Any ASCII serial communication tool can be connected. Communication
parameters are 9600 baud, 1 stop bit, no flow control. The serial interface provides:
Retrieval of the internal system event log.
Ability to enable a system without a preconfigured iButton Key.
Ability to upgrade the system firmware without system removal.
Various test procedures for installation personnel.
Needed: RS232 cable, laptop computer, valid blue iButton key
Setting up Initial Serial Communications
1. On your desktop, choose Start Menu > Programs > Accessories >
Communications > HyperTerminal.
2. When prompted with the Connection Description box, name the new connection
―Octopus‖ and click Ok.