Self-Check; Self-Check Procedure - Renesas R0E521000CPE00 User Manual

R0E521000CPE00 User's Manual

2.8 Self-check

2.8.1 Self-check Procedure

Self-check is used to verify the emulator function works properly. To run the self-check of the emulator, do so as explained
here below. While the self-check is in progress, the LEDs will change as shown in Figure 2.18.
(1) If the user system is connected, disconnect it.
(2) Set the jumpers as the factory-settings to execute the self-check (see Table 2.6).
(3) Within 2 seconds of activating power to the emulator, press the system reset switch on the emulator upper panel.
(4) Check the SAFE LED starts flashing and then press the system reset switch again.
(5) The self-check will start. If the normal result is displayed in about 20 seconds, the self-check terminated normally.
Table 2.6 Jumper settings for the self-check
Jumper
MCU power supply source selection jumper (JP1)
MCU power supply voltage selection jumper (JP2)
POWER jumper
RESET pin pullup jumper
POWER CLOCK
LED3
POWER
LED3
POWER
LED3
POWER
LED3
Figure 2.18 Self-check procedure
REJ10J0845-0600 Rev.6.00 Aug. 20, 2009
Page 35 of 92
RESET RUN
POWER SAFE
LED4 LED5 LED6 LED1 LED2
RESET RUN
CLOCK POWER SAFE
LED4 LED5 LED6 LED1 LED2
Self- check starts.
CLOCK RESET RUN POWER SAFE
LED4 LED5 LED6 LED1 LED2
Blinking
SAFE LED status
ON
Normal
CLOCK RESET RUN POWER SAFE
LED4 LED5 LED6 LED1 LED2
Setting
INT
5V
INT
UP
(1 ) Within 2 seconds of activating power ,
RESET
press the reset switch .
(2 ) Check that the SAFE LED starts
RESET
blinking, then press the system reset
switch again.
( 3 ) Target status LEDs start blinking at random intervals .
It takes 20 seconds at XIN =20 MHz.
OFF
Error
RESET RUN
CLOCK
POWER
LED3 LED4 LED5 LED6
SAFE LED is turned off and one or more target status
LEDs start blinking according to the error type .
LED display
ON Blinking
POWER SAFE
LED1 LED2
OFF
2. Setup