Count overflow and privilege mode filtering extension implementation on a RISC-V on-board processor - Gallego, A.F.; Arribas, M.J.; del Río, I.G.; Hellín, A.M.; Mateo, M.P.; Polo, Ó.R.; da Silva, A.; Parra, P.; Sánchez, S. (Microprocessors and Microsystems, 2024)