Make beep not depend on HZ setting.
Make beep not depend on HZ setting.

PR: 25201
Submitted by: Akio Marita-san
# This is the last part of the PR uncommitted.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase