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Diffstat (limited to 'libraries/Wire/HardWire.h')
-rw-r--r-- | libraries/Wire/HardWire.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/libraries/Wire/HardWire.h b/libraries/Wire/HardWire.h new file mode 100644 index 0000000..d6eb54a --- /dev/null +++ b/libraries/Wire/HardWire.h @@ -0,0 +1,69 @@ +/****************************************************************************** + * The MIT License + * + * Copyright (c) 2010 LeafLabs LLC. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + *****************************************************************************/ + +/** + * @file HardWire.h + * @author Trystan Jones <crenn6977@gmail.com> + * @brief Wire library, uses the hardware I2C available in the Maple to + * interact with I2C slave devices. + */ + +/* + * Library created by crenn to use the new WireBase system and allow Arduino + * users easy interaction with the I2C Hardware in a familiar method. + */ + +#ifndef _HARDWIRE_H_ +#define _HARDWIRE_H_ + +#include <Wire/WireBase.h> +#include <wirish/wirish.h> +#include <libmaple/i2c.h> + +class HardWire : public WireBase { +private: + i2c_dev* sel_hard; + uint8 dev_flags; +protected: + /* + * Processes the incoming I2C message defined by WireBase to the + * hardware. If an error occured, restart the I2C device. + */ + uint8 process(); +public: + /* + * Check if devsel is within range and enable selected I2C interface with + * passed flags + */ + HardWire(uint8, uint8 = 0); + + /* + * Disables the I2C device and remove the device address. + */ + ~HardWire(); +}; + +#endif // _HARDWIRE_H_ |