Frequently Asked Questions - Portux Panel-PC

How can I program the buzzer?

The Portux-Panel-PC has an inductive buzzer, which is connected to processor pin PB06. It can be used by programming a 2KHz PWM signal on Pin PB06. How this can be done is demonstrated in this example program:

When mounting an NFS share, the mount command hangs for some time. What is wrong?

Busybox is not capable of mounting NFS shares with locking enabled. Use the option -o nolock for NFS mounts.

How can I read/write registers and physical memory regions under Linux?

This tar archive contains a simple tool providing reading and writing at physical addresses under Linux. Source code as well as binaries for OABI and EABI are included.