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[/] [neorv32/] [trunk/] [sw/] [lib/] [include/] [neorv32_neoled.h] - Rev 71
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// ################################################################################################# // # << NEORV32: neorv32_neoled.h - Smart LED Interface (NEOLED) HW Driver >> # // # ********************************************************************************************* # // # BSD 3-Clause License # // # # // # Copyright (c) 2021, Stephan Nolting. All rights reserved. # // # # // # Redistribution and use in source and binary forms, with or without modification, are # // # permitted provided that the following conditions are met: # // # # // # 1. Redistributions of source code must retain the above copyright notice, this list of # // # conditions and the following disclaimer. # // # # // # 2. Redistributions in binary form must reproduce the above copyright notice, this list of # // # conditions and the following disclaimer in the documentation and/or other materials # // # provided with the distribution. # // # # // # 3. Neither the name of the copyright holder nor the names of its contributors may be used to # // # endorse or promote products derived from this software without specific prior written # // # permission. # // # # // # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS # // # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF # // # MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE # // # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, # // # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE # // # GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED # // # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING # // # NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED # // # OF THE POSSIBILITY OF SUCH DAMAGE. # // # ********************************************************************************************* # // # The NEORV32 Processor - https://github.com/stnolting/neorv32 (c) Stephan Nolting # // ################################################################################################# /**********************************************************************//** * @file neorv32_neoled.h * @author Stephan Nolting * @brief Smart LED Interface (NEOLED) HW driver header file. * * @note These functions should only be used if the NEOLED unit was synthesized (IO_NEOLED_EN = true). **************************************************************************/ #ifndef neorv32_neoled_h #define neorv32_neoled_h // prototypes int neorv32_neoled_available(void); void neorv32_neoled_setup(uint32_t prsc, uint32_t t_total, uint32_t t_high_zero, uint32_t t_high_one); void neorv32_neoled_setup_ws2812(void); void neorv32_neoled_set_mode(uint32_t mode); void neorv32_neoled_strobe_blocking(void); void neorv32_neoled_strobe_nonblocking(void); void neorv32_neoled_enable(void); void neorv32_neoled_disable(void); void neorv32_neoled_write_blocking(uint32_t data); uint32_t neorv32_neoled_get_buffer_size(void); /**********************************************************************//** * Send single RGB(W) data word to NEOLED module (non-blocking). * * @warning This function uses NO busy/flag checks at all! * * @param[in] data LSB-aligned 24-bit RGB or 32-bit RGBW data **************************************************************************/ inline void __attribute__ ((always_inline)) neorv32_neoled_write_nonblocking(uint32_t data) { NEORV32_NEOLED.DATA = data; // send new LED data } #endif // neorv32_neoled_h
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