CS43L22.c
56 lines
| 1.7 KiB
| text/x-c
|
CLexer
jeandet@pc-de-jeandet3.LAB-LPP.LOCAL
|
r26 | /*------------------------------------------------------------------------------ | ||
| -- This file is a part of the libuc, microcontroler library | ||||
| -- Copyright (C) 2012, Alexis Jeandet | ||||
| -- | ||||
| -- 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 3 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 | ||||
| ------------------------------------------------------------------------------- | ||||
| -- Author : Alexis Jeandet | ||||
Jeandet Alexis
|
r64 | -- Mail : alexis.jeandet@member.fsf.org | ||
|
jeandet@pc-de-jeandet3.LAB-LPP.LOCAL
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r26 | -------------------------------------------------------------------------------*/ | ||
jeandet@PC-DE-JEANDET.lab-lpp.local
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r27 | #include <CS43L22.h> | ||
| #include <stdio.h> | ||||
| #include <stddef.h> | ||||
| #include <spi.h> | ||||
| int cs43l22open(CS43L22_t* dev,i2c_t i2cdev, uint8_t A0) | ||||
| { | ||||
| if(dev != NULL) | ||||
| { | ||||
| dev->i2cdev=i2cdev; | ||||
| dev->devAddress = CS43L22_I2C_ADDRESS | (A0 & 1); | ||||
| return 1; | ||||
| } | ||||
| return -1; | ||||
| } | ||||
| uint8_t cs43l22getID(CS43L22_t* dev) | ||||
| { | ||||
| if(dev != NULL) | ||||
| { | ||||
| char DATA[]={CS43L22_MAP_ID}; | ||||
| i2cwrite(dev->i2cdev,dev->devAddress,DATA,1); | ||||
| i2cread(dev->i2cdev,dev->devAddress,DATA,1); | ||||
| return DATA[0]; | ||||
| } | ||||
| return -1; | ||||
| } | ||||
|
jeandet@pc-de-jeandet3.LAB-LPP.LOCAL
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r26 | |||