M306H7T3-RPD-E User’s Manual
1. Outline
REJ10J0964-0100 Rev.1.00 August 01, 2005
Page 17 of 88
(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
Meaning
ON
Power is supplied to the user system.
POWER
OFF
Power is not supplied to the user system.
ON
Target MCU clock is oscillating.
CLOCK
OFF
Target MCU clock is not oscillating.
ON
Target MCU is being reset, or reset signal of the user system is held low.
RESET
OFF
Target MCU is not being reset.
ON
User program is being executed.
RUN
OFF
User program has been halted.
ON
CPU clock of target MCU is not oscillating.
HALT
OFF
CPU clock of target MCU is oscillating.
IMPORTANT
Note on the Target Status POWER LED:
If your MCU has two or more power supply terminals (Vcc), you need to supply power to all the
terminals.
Note on the Target Status CLOCK LED:
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.
