7. Troubleshooting
ICDmini Ver. 3.0 User Manual
Seiko Epson Corporation
13
(Rev. 1.0)
7. Troubleshooting
The table below shows troubles caused by the hardware and their remedies.
Table 7.1 Troubleshooting
Symptom
Check/Remedy
Although the POWER LED changed from
blinking to lighting after the ICDmini Ver. 3.0
was turned on, the EMU LED is not lit.
Is the target system turned on?
→ Turn the target system on.
Is the target system connected to the ICDmini Ver. 3.0 properly?
→ Refer to Section 4.1, “Connecting with the Target System” and
check the connection.
The debugger on the host computer displayed
the message shown below after being
launched.
Cannot open ICD17 usb driver.
Is the host computer connected with the ICDmini Ver. 3.0
properly?
→ Refer to Section 4.2, “Connecting to the Host Computer” and
check the connection.
The debugger on the host computer suddenly
displayed the message shown below while it
was executing the target program.
Break by external break.
Program received signal SIGINT, Interrupt.
It might be caused by low-level noise included in the DSIO signal
on the target system. Is a cable other than the supplied cable
used to connect with the target system, or is the supplied cable
extended with another cable?
→ Use the supplied cable without being extended. If it must be
extended, use an extension cable as short as possible and
shield the wiring to reduce low-level noise mixed in the DSIO
signal.
The operation is unstable.
Is the DSIO signal level configured correctly?
→ Refer to the manual for the S1C17 Family C Compiler
Package Ver. 3.0.0 or later and check the signal level.
Is a cable other than the supplied cable used to connect with the
target system, or is the supplied cable extended with another
cable?
→ Use the supplied cable without being extended. If it must be
extended, use an extension cable as short as possible and
shield the wiring to reduce low-level noise mixed in the DSIO
signal.
