Diff: Platforms/mbed/I2CMaster.cpp

Revision:

0:f77ad7f72d04

Child:

3:f818ea5172ed

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Platforms/mbed/I2CMaster.cpp	Mon Nov 06 14:39:18 2017 -0600
@@ -0,0 +1,75 @@
+/*******************************************************************************
+* Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
+*
+* 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 MAXIM INTEGRATED 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.
+*
+* Except as contained in this notice, the name of Maxim Integrated
+* Products, Inc. shall not be used except as stated in the Maxim Integrated
+* Products, Inc. Branding Policy.
+*
+* The mere transfer of this software does not imply any licenses
+* of trade secrets, proprietary technology, copyrights, patents,
+* trademarks, maskwork rights, or any other form of intellectual
+* property whatsoever. Maxim Integrated Products, Inc. retains all
+* ownership rights.
+*******************************************************************************/
+
+#include "I2CMaster.hpp"
+
+namespace MaximInterface {
+namespace mbed {
+
+error_code I2CMaster::start(uint_least8_t address) {
+  i2c->start();
+  return writeByte(address);
+}
+
+error_code I2CMaster::stop() {
+  i2c->stop();
+  return error_code();
+}
+
+error_code I2CMaster::writeByte(uint_least8_t data) {
+  return (i2c->write(data) == 1) ? error_code() : make_error_code(NackError);
+}
+
+error_code I2CMaster::writePacket(uint_least8_t address,
+                                  const uint_least8_t * data, size_t dataLen,
+                                  bool sendStop) {
+  return (i2c->write(address, reinterpret_cast<const char *>(data), dataLen,
+                     !sendStop) == 0)
+             ? error_code()
+             : make_error_code(NackError);
+}
+
+error_code I2CMaster::readByte(AckStatus status, uint_least8_t & data) {
+  data = i2c->read(status == Ack);
+  return error_code();
+}
+
+error_code I2CMaster::readPacket(uint_least8_t address, uint_least8_t * data,
+                                 size_t dataLen, bool sendStop) {
+  return (i2c->read(address, reinterpret_cast<char *>(data), dataLen,
+                    !sendStop) == 0)
+             ? error_code()
+             : make_error_code(NackError);
+}
+
+} // namespace mbed
+} // namespace MaximInterface
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