Table of Contents
Advertisement
R0E521000EPB00 User's Manual
5.2 When the Emulator Debugger Does Not Start Up Properly
5.2.1 When the LEDs of the PC7501 Do Not Display Normally
Table 5.1 Errors LEDs show and their checkpoints
Error
LEDs do not light up.
All LEDs remain lit.
The POWER LED of "TARGET
STATUS" does not light up.
The CLOCK LED of "TARGET
STATUS" does not light up.
The RESET LED of "TARGET
STATUS" does not go out.
REJ10J0844-0400 Rev.4.00 October 16, 2007
Page 81 of 88
Connection to
the user system
-
Check that the power cable is connected.
See "2.5 Connecting the Power Supply for the Emulator" (page 24).
-
Recheck the connection between the PC7501 and this product.
See "2.4 Connecting the PC7501" (page 23).
Connected
Check that power (VCC) is properly supplied to the user system and
that the user system is properly grounded.
Not connected
(1) Check that both the main and sub clocks of the emulator
debugger are not set to "EXT".
See the CLK command of the emulator debugger.
(2) Check the oscillation circuit in the emulator is oscillating.
See "2.10.3 Selecting Clock Supply" (page 40).
Connected
(1) When the clock is supplied from an external oscillator, check
that the oscillator circuit in the user system is oscillating
properly.
(2) Check the switches in the emulation probe are properly set.
See "2.10.1 Setting Switches of Emulation Probe" (page 38).
Connected
Check that the reset pin of the user system is held high.
5. Troubleshooting
Checkpoint
Advertisement
Table of Contents
