diff options
Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex')
-rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.cpp | 43 | ||||
-rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.h | 85 |
2 files changed, 0 insertions, 128 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.cpp b/tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.cpp deleted file mode 100644 index 5fc6e8568e..0000000000 --- a/tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.cpp +++ /dev/null @@ -1,43 +0,0 @@ -/* mbed Microcontroller Library - SPIHalfDuplex - * Copyright (c) 2010-2011 ARM Limited. All rights reserved. - */ -#include "SPIHalfDuplex.h" - -#if DEVICE_SPI - -#include "spi_api.h" -#include "pinmap.h" - -#define GPIO_MODE 0 -#define SPI_MODE 2 - -namespace mbed { - -SPIHalfDuplex::SPIHalfDuplex(PinName mosi, PinName miso, PinName sclk) : SPI(mosi, miso, sclk) { - _mosi = mosi; - _miso = miso; - _sbits = _bits; -} - -void SPIHalfDuplex::slave_format(int sbits) { - _sbits = sbits; -} - -int SPIHalfDuplex::write(int value) { - int t_bits = _bits; - pin_function(_mosi, SPI_MODE); - int ret_val = SPI::write(value); - if (ret_val != value) { - return -1; - } - format(_sbits, _mode); - pin_function(_mosi, GPIO_MODE); - ret_val = SPI::write(0x55); - format(t_bits, _mode); - pin_function(_mosi, SPI_MODE); - return ret_val; -} - -} // end namespace mbed - -#endif diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.h b/tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.h deleted file mode 100644 index 14633b8555..0000000000 --- a/tmk_core/tool/mbed/mbed-sdk/libraries/tests/libs/SPIHalfDuplex/SPIHalfDuplex.h +++ /dev/null @@ -1,85 +0,0 @@ -/* mbed Microcontroller Library - SPIHalfDuplex - * Copyright (c) 2010-2011 ARM Limited. All rights reserved. - */ -#ifndef MBED_SPIHALFDUPLEX_H -#define MBED_SPIHALFDUPLEX_H - -#include "platform.h" - -#if DEVICE_SPI - -#include "SPI.h" - -namespace mbed { - -/** A SPI half-duplex master, used for communicating with SPI slave devices - * over a shared data line. - * - * The default format is set to 8-bits for both master and slave, and a - * clock frequency of 1MHz - * - * Most SPI devies will also require Chip Select and Reset signals. These - * can be controlled using <DigitalOut> pins. - * - * Although this is for a shared data line, both MISO and MOSI are defined, - * and should be tied together externally to the mbed. This class handles - * the tri-stating of the MOSI pin. - * - * Example: - * @code - * // Send a byte to a SPI half-duplex slave, and record the response - * - * #include "mbed.h" - * - * SPIHalfDuplex device(p5, p6, p7) // mosi, miso, sclk - * - * int main() { - * int respone = device.write(0xAA); - * } - * @endcode - */ - -class SPIHalfDuplex : public SPI { - -public: - - /** Create a SPI half-duplex master connected to the specified pins - * - * Pin Options: - * (5, 6, 7) or (11, 12, 13) - * - * mosi or miso can be specfied as NC if not used - * - * @param mosi SPI Master Out, Slave In pin - * @param miso SPI Master In, Slave Out pin - * @param sclk SPI Clock pin - * @param name (optional) A string to identify the object - */ - SPIHalfDuplex(PinName mosi, PinName miso, PinName sclk); - - /** Write to the SPI Slave and return the response - * - * @param value Data to be sent to the SPI slave - * - * @returns - * Response from the SPI slave - */ - virtual int write(int value); - - /** Set the number of databits expected from the slave, from 4-16 - * - * @param sbits Number of expected bits in the slave response - */ - void slave_format(int sbits); - -protected: - PinName _mosi; - PinName _miso; - int _sbits; -}; // End of class - -} // End of namespace mbed - -#endif - -#endif |