Fujitsu FR81S User Manual
CHAPTER 52: CLOCK MONITOR
7. Q&A
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : CLOCK MONITOR
FUJITSU SEMICONDUCTOR CONFIDENTIAL
13
7.3. How Do I Enable or Disable Clock Monitor Output?
The enable or disable clock monitor output is shown.
Use the output source clock selection bits (CMCFG: CMSEL3 to CMSEL0).
Operation Description
Output source clock selection bits
(CMCFG: CMSEL3 to CMSEL0)
Disable clock monitor output
(Set the pin to the high impedance state)
Set to 0000
B
Enable clock monitor output
Set 0001
B
to
1111
B
(However, 0100
B
to 1111
B
are a set prohibition)
MB91520 Series
MN705-00010-1v0-E
2208