3 Several pages on opencores, including:
5 * <https://opencores.org/projects/uart16550> which has wishbone
6 * <https://github.com/freecores/uart16550> freecores version (basically same as above)
7 * <https://git.m-labs.hk/M-Labs/HeavyX/src/branch/master/heavycomps/heavycomps/uart.py>