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Altera_Forum's avatar
Altera_Forum
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14 years ago

Nios-trdb_ltm

Hi There, i wrote a programm in VHDL to use the TRDB_LTM-Touch Display. In this programm i use a RAM where i deposit the pixel-information for every alphabetic character. in next step i use a...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

You should create a component in VHDL with an Avalon Memory Mapped Slave interface, and connect this interface to your RAM containing the letter information. An easy way to do it would be to use a double port RAM, one port for the Avalon interface and another one for your display code. The Nios software will then be able to modify the letter information through the Avalon interface.