http://www.accusys.com.tw 23
User’s Manual
5. Update Firmware
ACS-77100 allows the customers to update firmware via RS-232 interface. The firmware can be
updated from a host PC with third party communication s oftware, such as HyperTerminal, that
supports ANSI terminal emulation. The setup process for HyperTerminal will be guided in this
chapter.
Note
The data and configurations on the array are not affected by
firmware updating.
Note
The HyperTerminal is bundled as standard with Microsoft
Windows operating system. It will be found in the
Communications folder. The program can also be download
from Higraeve Software at http://www.higraeve.com/htpr/

5.1. Firmware updating steps

1. Ensure the ACS-77100 is turned off.
2. Connect one end of the supplied RS-232 cable to the RS-232 3pin port from the Pin2, 4, 6
of the CN8 on the ACS-77100 controller, and connect the other end to one of the host
computer’s COM port.
| Pin2 to A | Pin4 to B | Pin6 to C |
3. Launch HyperTerminal from the host computer: Start > Programs > Accessories >
Communications > HyperTerminal.