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(1) System Status LEDs
The system status LEDs indicate the emulator PC7501's power supply, firmware operating status,
etc. Table 2.3 lists the definition of each system status LED.
Table 2.3 Definition of system status LEDs
(2) Target Status LEDs
The target status LEDs typically indicate the target MCU's operating status and target board's
power supply. Table 2.4 lists the definition of each target status LED.
Table 2.4 Definition of target status LEDs
CAUTION
Caution for Target Status POWER LED:
• If your MCU has two or more power supply terminals (Vcc), you need to supply
power to all the terminals.
Name
POWER
CLOCK
RESET
RUN
WARNING
Status
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Meaning
Power is supplied to the target board.
Power is not supplied to the target board.
Target MCU clock is oscillating.
Target MCU clock is not oscillating.
Target MCU is being reset.
Target MCU is not being reset.
Target program is being executed.
Target program has been halted.
Target MCU internal clock is not oscillating.
Target MCU internal clock is oscillating.
Status
ON
OFF
ON
Flashing
OFF
ON
Flashing
OFF
Meaning
Emulator system power supply is turned ON.
Emulator system power supply is turned OFF.
Emulator system is operating normally.
Specific mode (maintenance mode) for downloading the firmware. The
emulator system does not operate except for downloading firmware and
self-check.
Emulator system is not operating normally.
Emulator is not operating normally.
Downloading firmware
Emulator is operating normally.
Name
POWER
SAFE
ERROR