Idna Idris, M. Y., M. Yaacob, and Z. Razak. “A VHDL Implementation of UART Design With BIST Capability”. Malaysian Journal of Computer Science, vol. 19, no. 1, June 2006, pp. 73-86, https://malindojournal.um.edu.my/index.php/MJCS/article/view/6268.