Renesas M16C/6N4 Manual De Usuario

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M306NKT-EPB User’s Manual 
2. Setup 
REJ10J0519-0200  Rev.2.00  Oct. 16, 2006 
 
Page 28 of 104 
 
 
2.7 Downloading Firmware 
2.7.1 When It is Necessary to Download Firmware 
It is necessary to download the firmware in the cases listed below. Normally, the following are automatically detected when 
the emulator debugger is started up, and the firmware is downloaded. 
 
(1)  When you use this product for the first time 
(2)  When the firmware has been upgraded 
(3)  When the emulator debugger has been upgraded 
(4)  When you use this product with a PC7501 which was used with another emulation probe before 
 
If downloading firmware is not completed in the cases below, redownload the firmware. 
- When the power is unexpectedly shut down during a download from the emulator debugger 
- When a communications interface cable is unexpectedly pulled out 
 
2.7.2 Downloading Firmware in Maintenance Mode 
Download firmware in the special mode called maintenance mode as explained here following. 
The user system must not be connected when you download the firmware. 
 
(1)  Set the interface select switch on the rear panel of the PC7501 to the LPT side and connect the LPT parallel interface 
cable to the PC7501 and the host machine. 
(2)  Within 2 seconds of activating power to the emulator, press the system reset switch on the PC7501 front panel to switch 
to maintenance mode. When the emulator is switched to maintenance mode, the System Status SAFE LED begins to flash. 
(3)  Start up the emulator debugger. When settings in the Init dialog box are complete, the dialog which urges to download the 
firmware will appear. Download firmware following messages. Required time for downloading the firmware is about 60 
seconds. 
 
 
 
Figure 2.5 LEDs during firmware download in maintenance mode 
 
IMPORTANT 
Note on Downloading Firmware: 
 
z
 Do not shut OFF power while firmware is being downloaded. Doing so, the emulator will not start up properly. 
If power is shut off by mistake, redownload the firmware in maintenance mode. 
 
POWER
CLOCK
RESET
RUN
WARNING
POWER
SAFE
ERROR
SYSTEM
STATUS
TARGET
STATUS
POWER
CLOCK
RESET
RUN
WARNING
POWER
SAFE
ERROR
SYSTEM
STATUS
TARGET
STATUS
Maintenance mode started
POWER
CLOCK
RESET
RUN
WARNING
POWER
SAFE
ERROR
SYSTEM
STATUS
TARGET
STATUS
Downloading firmware
POWER
CLOCK
RESET
RUN
WARNING
POWER
SAFE
ERROR
SYSTEM
STATUS
TARGET
STATUS
: ON
: OFF
: Flashing
POWER
CLOCK
RESET
RUN
WARNING
POWER
SAFE
ERROR
SYSTEM
STATUS
TARGET
STATUS
Download completed