User`s guide

T-MOPSlcdSA User's Guide
Appendix B: BIOS Operation 63
63
19.12Updating or Restoring BIOS
If your T-MOPSlcdSA board requires a newer BIOS version or the BIOS is damaged, you may need to
update or restore the BIOS.
AMIBIOS allows you to update or restore the BIOS by using a serial port connection without having
to install a new ROM chip (AMIBIOS8 Serial Flash).
To use the AMIBIOS8 Serial Flash feature the following requirements have to be fulfilled:
 A “Host” system with serial port running terminal program that supports XMODEM
transfer protocol (HyperTerminal for Microsoft Windows, minicom for Linux/FreeBSD, etc.)
 Null modem cable
19.12.1 Null modem cable
A standard null modem cable with DSUB-9 connectors on both sides integrates the following
connections:
If you decide to make your own cable for direct connection to the 10 pin header of the T-
MOPSlcdSA, please refer to the Serial-Communication Interfaces chapter for pin-out information.