simple i2c library
v0.8
Covers I2C basics like start/stop conditions and byte & data send & receive
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simplei2c.h
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#ifndef __i2c_H
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#define __i2c_H
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#ifdef __cplusplus
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extern
"C"
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{
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#endif
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#include <propeller.h>
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typedef
struct
i2c_st
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{
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volatile
int
scl_mask;
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volatile
int
scl_mask_inv;
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int
sda_mask;
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int
sda_mask_inv;
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int
drivescl;
/* flag to force scl if non-zero */
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}
i2c
;
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HUBTEXT
i2c
*
i2c_open
(
i2c
*bus,
int
sclPin,
int
sdaPin,
int
sclDrive);
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HUBTEXT
void
i2c_start
(
i2c
*bus);
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HUBTEXT
void
i2c_stop
(
i2c
*bus);
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HUBTEXT
int
i2c_writeByte
(
i2c
*bus,
int
byte);
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HUBTEXT
int
i2c_readByte
(
i2c
*bus,
int
ackState);
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HUBTEXT
int
i2c_writeData
(
i2c
*bus,
const
unsigned
char
*data,
int
count);
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HUBTEXT
int
i2c_readData
(
i2c
*bus,
unsigned
char
*data,
int
count);
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HUBTEXT
int
i2c_poll
(
i2c
*bus,
int
addr);
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* __i2c_H */
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/*
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+--------------------------------------------------------------------
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| TERMS OF USE: MIT License
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+--------------------------------------------------------------------
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files
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(the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge,
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publish, distribute, sublicense, and/or sell copies of the Software,
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and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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+--------------------------------------------------------------------
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*/
Generated on Tue Jul 9 2013 22:55:32 for simple i2c library by
1.8.1.2