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[Lcdproc] HD44780 Install Issue

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  • From: bjoern.meier at (Bjoern Meier)
  • Subject: [Lcdproc] HD44780 Install Issue
  • Date: Tue, 10 Aug 2010 19:59:09 +0200


2010/8/10 Jannis Achstetter <kripton at>:
> Hash: SHA1
> Hi Brian,
>> Hi all i'm having a problem with installing i'm hoping someone can help
>> me with.
>> Modprobe hd44780
>> FATAL: Module hd44780 not found.
>> [...]
>> [43095874.680000] usb 3-1: new low speed USB device using ohci_hcd and
>> [...]
>> do I need LCD2USB?
>> I downloaded it and did a 'make' on the testapp but got
> That all depends on how the LCD is connected to your computer. The
> HD44780-controller uses a parallel interface to communicate with its
> host. You could attach it directly to your PC's parallel(printer)-port
> for example. In this case you don't need a kernel module since lcdproc
> uses the parallel-port directly.
> In your case it seems that the LCD is connected via USB so lcdproc's
> hd44780-driver is not suitable for you. Honestly I do not know the
> USB-2-HD44780 bridge chip you are using. Can you give us more
> information/details about the products you have bought?

Just to mention: I use the same bridge and I'm very interested in this
topic, because my HD44780 didn't work ether. So I could anything else
bring on, I'll do my best.


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