From 583f00e0b8efe2832f63efb478a51d3ad35e92ed Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Sun, 7 Oct 2007 22:16:03 +0200 Subject: Included SI2E avr modules. Well, this need more works... --- digital/avr/modules/twi/twi.h | 55 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 digital/avr/modules/twi/twi.h (limited to 'digital/avr/modules/twi/twi.h') diff --git a/digital/avr/modules/twi/twi.h b/digital/avr/modules/twi/twi.h new file mode 100644 index 00000000..f036417e --- /dev/null +++ b/digital/avr/modules/twi/twi.h @@ -0,0 +1,55 @@ +#ifndef twi_h +#define twi_h +/* twi.h */ +/* avr.twi - TWI AVR module. {{{ + * + * Copyright (C) 2005 Demonchy Clément + * + * Robot APB Team/Efrei 2006. + * Web: http://assos.efrei.fr/robot/ + * Email: robot AT efrei DOT fr + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * }}} */ + +#include + +/** Initialise twi. */ +void +twi_init (uint8_t addr); + +#ifdef TWI_SLAVE_ENABLE +/** Récupère dans buffer les données recues en tant qu'esclave */ +uint8_t +twi_sl_poll (uint8_t *buffer, uint8_t size); +/** Met à jour le buffer de donnée à envoyer */ +void +twi_sl_update (uint8_t *buffer, uint8_t size); +#endif /* TWI_SLAVE_ENABLE */ + +#ifdef TWI_MASTER_ENABLE +/** Is the current transaction finished ? */ +int8_t +twi_ms_is_finished (void); +/** Send len bytes of data to address */ +int8_t +twi_ms_send (uint8_t address, uint8_t *data, uint8_t len); +/** Read len bytes at addresse en put them in data */ +int8_t +twi_ms_read (uint8_t address, uint8_t *data, uint8_t len); +#endif /* TWI_MASTER_ENABLE */ + +#endif /* twi_h */ -- cgit v1.2.3