9e699811d2
* Merging early because of build failures. See #8105 * Make LPC1768 pinmapping not specific to Re-ARM * Add HAL_PIN_TYPE and LPC1768 pin features * M43 Updates * Move pin map into pinsDebug_LPC1768.h * Incorporate comments and M226 * Fix persistent store compilation issues * Update pin features * Update MKS SBASE pins * Use native LPC1768 pin numbers in M42, M43, and M226
59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/*
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TwoWire.h - TWI/I2C library for Arduino & Wiring
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Copyright (c) 2006 Nicholas Zambetti. All right reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Modified 2012 by Todd Krein (todd@krein.org) to implement repeated starts
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*/
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// Modified for use with the mcp4451 digipot routine
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#ifdef TARGET_LPC1768
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#ifndef TwoWire_h
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#define TwoWire_h
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#include <inttypes.h>
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class TwoWire
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{
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public:
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// TwoWire();
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void begin();
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void beginTransmission(uint8_t);
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uint8_t endTransmission(void);
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size_t write(uint8_t);
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};
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//extern TwoWire Wire;//
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TwoWire Wire;
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////////////////////////////////////////////////////////////////////////////////////////
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extern "C" uint8_t digipot_mcp4451_start(uint8_t sla);
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extern "C" void digipot_mcp4451_init(void);
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extern "C" uint8_t digipot_mcp4451_send_byte(uint8_t data);
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void TwoWire::beginTransmission(uint8_t sla) { digipot_mcp4451_start(sla);}
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void TwoWire::begin(void) {digipot_mcp4451_init();}
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size_t TwoWire::write(uint8_t data) {return digipot_mcp4451_send_byte(data);}
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uint8_t TwoWire::endTransmission(void) {return 1;}
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#endif
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#endif // TARGET_LPC1768
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