gusucode.com > target工具箱matlab源码程序 > target/extensions/processor/tic2000/utils/calcSPIBaudRateFactor.m
function varargout = calcSPIBaudRateFactor(sysclkoutInMHz, LspclkDiv, DesiredBaudRate) %CALCSPIBAUDRATEPRESCALER Summary of this function goes here % Detailed explanation goes here nargoutchk(1, 2); lspclk = sysclkoutInMHz * 1e6 / LspclkDiv; BaudRateFactor = round((lspclk/DesiredBaudRate) - 1); if BaudRateFactor > 127 BaudRateFactor = 127; elseif BaudRateFactor < 3 BaudRateFactor = 3; end varargout{1} = BaudRateFactor; if nargout == 2 varargout{2} = round(lspclk/(BaudRateFactor+1)); end