Block Diagram Of Clock Supervisor - Fujitsu F2MCTM-16LX Hardware Manual

6.2

Block Diagram of Clock Supervisor

The clock Supervisor is composed of the following block:
• Main clock supervisor
• Sub clock supervisor
• Control circuit
• Clock supervisor control register (CSVCR)
• Main clock selector
• Sub clock selector
• CR oscillation circuit
Block Diagram of Clock Supervisor
Figure 6.2-1 shows the block diagram of clock supervisor.
Enable
CR oscillation
circuit
CR oscillation clock
Main clock
Sub clock
Figure 6.2-1 Block Diagram of Clock Supervisor
Internal bus
Clock Supervisor control register
Control circuit
Enable
Enable
Detection
Main clock Sub clock
supervisor supervisor
CHAPTER 6 CLOCK SUPERVISOR
(CSVCR)
Sub
Main
Detection selection
selection
Main clock
selector
1/2
Sub clock
selector
Internal reset
Internal main clock
Internal sub clock
111