diff options
author | Cristian Maglie <c.maglie@bug.st> | 2013-05-29 18:30:36 +0200 |
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committer | Cristian Maglie <c.maglie@bug.st> | 2013-05-29 18:30:36 +0200 |
commit | d90fcca5839d13d57ed527d4009b78d22dafbde7 (patch) | |
tree | 768b98af21e5075846184dd3de41ae0c22e75e20 /libraries/Robot_Control/utility/twi.h | |
parent | 7207108255a772474b322151cb0fd113e8030afe (diff) | |
parent | ef4e8c65373f531ce6d37ff226a21fc9b358ff29 (diff) |
Merged 1.0.5
Diffstat (limited to 'libraries/Robot_Control/utility/twi.h')
-rw-r--r-- | libraries/Robot_Control/utility/twi.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/libraries/Robot_Control/utility/twi.h b/libraries/Robot_Control/utility/twi.h new file mode 100644 index 0000000..6526593 --- /dev/null +++ b/libraries/Robot_Control/utility/twi.h @@ -0,0 +1,53 @@ +/* + twi.h - TWI/I2C library for Wiring & Arduino + Copyright (c) 2006 Nicholas Zambetti. All right reserved. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +*/ + +#ifndef twi_h +#define twi_h + + #include <inttypes.h> + + //#define ATMEGA8 + + #ifndef TWI_FREQ + #define TWI_FREQ 100000L + #endif + + #ifndef TWI_BUFFER_LENGTH + #define TWI_BUFFER_LENGTH 32 + #endif + + #define TWI_READY 0 + #define TWI_MRX 1 + #define TWI_MTX 2 + #define TWI_SRX 3 + #define TWI_STX 4 + + void twi_init(void); + void twi_setAddress(uint8_t); + uint8_t twi_readFrom(uint8_t, uint8_t*, uint8_t, uint8_t); + uint8_t twi_writeTo(uint8_t, uint8_t*, uint8_t, uint8_t, uint8_t); + uint8_t twi_transmit(const uint8_t*, uint8_t); + void twi_attachSlaveRxEvent( void (*)(uint8_t*, int) ); + void twi_attachSlaveTxEvent( void (*)(void) ); + void twi_reply(uint8_t); + void twi_stop(void); + void twi_releaseBus(void); + +#endif + |