hd44780_bus.c File Reference


Detailed Description

Terminal device definitions for memory mapped lcd.

This is a terminal device driver for a memory mapped hd44780 compatible lcd. It is connected to the databus / adressbus. A Chipselect is generated from /rd, /wr, and the address decoder. It is connected to the lcds enable signal. A0 is connected to the register select pin and A1 to the read/write signal. Therefore you'll read from an address with an offset of two

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Functions

void keep_icc_happy (void)


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