Renesas Single-Chip Microcomputer M306NKT3 User Manual page 19

M306NKT3-RPD-E User's Manual
(2) Target Status LEDs
The target status LEDs indicate the target MCU's operating status and target board's power supply. Table 1.4 lists the definition
of each target status LED.
Table 1.4 Definitions of the target status LEDs
Name Status
ON
POWER
OFF
ON
CLOCK
OFF
ON
RESET
OFF
ON
RUN
OFF
ON
HALT
OFF
Note on the Target Status POWER LED:
If the MCU has two or more Vcc terminals, the LED does not light unless power is supplied to all the
terminals.
Notes on the Target Status CLOCK LED:
CLOCK LED is turned off when both main and sub clocks are not oscillating. If either clock is oscillating,
the LED is turned on.
If the LED is not turned on, check the following.
(1) After powering on the PC4701 (before starting up the emulator debugger):
Make sure that the oscillator circuit board in the emulation pod is properly installed and it is oscillating
normally.
(2) After the emulator debugger is started up (after the Init dialog box settings are completed):
Make sure that the oscillator selected in the Init dialog box is oscillating normally.
REJ10J0326-0400 Rev.4.00 Sep. 01, 2006
Power is supplied to the user system.
Power is not supplied to the user system.
Target MCU clock is supplied.
Target MCU clock is not supplied.
Target MCU is being reset, or reset signal of the user system is held low.
Target MCU is not being reset.
User program is being executed.
User program has been halted.
CPU clock of target MCU is not oscillating.
CPU clock of target MCU is oscillating.
IMPORTANT
Meaning
1. Outline
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