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(2)
Suboscillation mode register (SCKM)
SCKM selects a feedback resistor for the subsystem clock, and controls the oscillation of the clock.
SCKM is set with a 1-bit or 8-bit memory manipulation instruction.
RESET input sets SCKM to 00H.
Symbol
7
6
SCKM
0
0
FRC
0
On-chip feedback resistor used
1
On-chip feedback resistor not used
SCC
0
Operation enabled
1
Operation disabled
Caution Bits 2 to 7 must be set to 0.
106
CHAPTER 5 CLOCK GENERATOR
Figure 5-3. Format of Suboscillation Mode Register
5
4
3
2
0
0
0
0
FRC
Control of subsystem clock oscillator operation
User's Manual U15075EJ1V0UM00
1
0
Address
SCC
FFF0H
Feedback resistor selection
After reset
R/W
00H
R/W
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