2 * ----------------------------------------------------------------------------
3 * "THE BEER-WARE LICENSE" (Revision 42):
4 * <joerg@FreeBSD.ORG> wrote this file. As long as you retain this notice you
5 * can do whatever you want with this stuff. If we meet some day, and you think
6 * this stuff is worth it, you can buy me a beer in return. Joerg Wunsch
7 * ----------------------------------------------------------------------------
9 * General stdiodemo defines
11 * $Id: defines.h 2186 2010-09-22 10:25:15Z aboyapati $
14 /* HD44780 LCD port connections */
15 #define HD44780_RW B, 6
16 #define HD44780_E B, 5
17 #define HD44780_RS B, 4
18 /* The data bits have to be not only in ascending order but also consecutive. */
19 #define HD44780_D4 B, 0
21 /* Whether to read the busy flag, or fall back to
23 #define USE_BUSY_BIT 1