MC-78F0712-KIT Renesas Electronics America, MC-78F0712-KIT Datasheet - Page 93

• Manufacturer Part Number: MC-78F0712-KIT
• Description: KIT REF SYSTEM 78K0 UPD78F0712
• Manufacturer: Renesas Electronics America

Specifications of MC-78F0712-KIT

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Operation
Mode
Reset
STOP
HALT
Notes 1.
Caution The RSTOP setting is valid only when “Can be stopped by software” is set for internal low-speed
Remark MSTOP: Bit 7 of the main OSC control register (MOC)
Status
2.
3.
4.
oscillator by an option byte.
RSTOP: Bit 0 of the internal oscillation mode register (RCM)
MCM0:
Caution The RSTOP setting is valid only when “Can be stopped by software” is set for internal
MSTOP = 1
MSTOP = 0
Remark MSTOP: Bit 7 of the main OSC control register (MOC)
When “Cannot be stopped” is selected for internal low-speed oscillator by an option byte.
When “Can be stopped by software” is selected for internal low-speed oscillator by an option byte.
Operates using the CPU clock at STOP instruction execution.
Operates using the CPU clock at HALT instruction execution.
MSTOP = 0 MSTOP = 1
Stopped
Oscillating
Table 5-3. Relationship Between Operation Clocks in Each Operation Status
High-speed System
Clock Oscillator
Bit 0 of the main clock mode register (MCM)
low-speed oscillator by an option byte.
RSTOP: Bit 0 of the internal oscillation mode register (RCM)
Table 5-4. Oscillation Control Flags and Clock Oscillation Status
RSTOP = 0
RSTOP = 1
RSTOP = 0
RSTOP = 1
Stopped
Stopped
Oscillating Oscillating Stopped
Stopped
Setting prohibited
Oscillating
High-speed System Clock Oscillator
Note 1
CHAPTER 5 CLOCK GENERATOR
Internal Low-speed Oscillator
User’s Manual U17890EJ2V0UD
RSTOP = 0 RSTOP = 1
Note 2
Internal low-speed
oscillation clock
Note 3
Note 4
Oscillating
Oscillating
Stopped
CPU Clock After
Internal Low-speed Oscillator
Release
Supplied to Peripherals
MCM0 = 0 MCM0 = 1
Stopped
Stopped
Internal
low-speed
oscillation
clock
Prescaler Clock
High-
speed
system
clock
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