{ Copyright (C)2018-2023, Philip Munts dba Munts Technologies. } { } { Redistribution and use in source and binary forms, with or without } { modification, are permitted provided that the following conditions are met: } { } { * Redistributions of source code must retain the above copyright notice, } { this list of conditions and the following disclaimer. } { } { 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. } UNIT SPI_Shift_Register_74HC595; INTERFACE CONST SPI_Clock_Mode = 0; SPI_Clock_Max = 4000000; { Most pessimistic datasheet limit at 2V } IMPLEMENTATION END.