From 304909b7534768bfc8da62954effb37ba86806ea Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Mon, 27 Aug 2012 13:34:12 -0700 Subject: altos: Provide interface for STM LCD driver. This provides a simple function interface for driving the LCD segments in the STM chip. It also uses the update complete interrupt to block LCD users during flush. Signed-off-by: Keith Packard --- src/stm/ao_lcd_stm.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 src/stm/ao_lcd_stm.h (limited to 'src/stm/ao_lcd_stm.h') diff --git a/src/stm/ao_lcd_stm.h b/src/stm/ao_lcd_stm.h new file mode 100644 index 00000000..14667546 --- /dev/null +++ b/src/stm/ao_lcd_stm.h @@ -0,0 +1,30 @@ +/* + * Copyright © 2012 Keith Packard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +#ifndef _AO_LCD_STM_H_ +#define _AO_LCD_STM_H_ + +void +ao_lcd_set(uint8_t digit, uint8_t segment, uint8_t value); + +void +ao_lcd_clear(void); + +void +ao_lcd_flush(void); + +#endif /* _AO_LCD_STM_H_ */ -- cgit v1.2.3