PC4701U Renesas Electronics America, PC4701U Datasheet - Page 42

• Manufacturer Part Number: PC4701U
• Description: EMULATOR BASE UNIT
• Manufacturer: Renesas Electronics America
• Type: Microcontrollerr

Specifications of PC4701U

• Contents: PC4701U Emulator, Cables, User Manual and CD-ROM
• For Use With/related Products: M16C Family, 7700 Family, 740 Family
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

5.3 Firmware Download Error
5.2.2 For USB Interface
5.2.3 For LPT Parallel Interface
If the power is shut off during the self-check or firmware download unexpectedly, it may happen
that the system does not start up normally. In such a case, follow the procedure below to download
firmware one more time.
(1) Set the interface selection switch on the PC4701U rear panel to the LPT side, and connect the
(2) Press the system reset switch within two seconds after powering up the emulator PC4701U to
(3) Start up the emulator debugger M3T-PDxx.
(4) When a firmware download instruction appears on the emulator debugger M3T-PDxx's startup
* During downloading, the ERROR system status LED flashes. This means firmware is being
(5) The download requires approximately 30 seconds. When the download is completed, the system
(6) Execute the self-check after turning off the power.
3.2.1 Interface Selection Switch (P.23)
4.1.2 Connecting by USB Interface (P.32)
3.2.1 Interface Selection Switch (P.23)
4.1.3 Connecting by LPT Parallel Interface (P.34)
4.3 Downloading Firmware (P.37)
4.4 Self-check (P.38)
The USB interface cannot be used with Windows 95 or Windows NT 4.0.
By the device manager, check the USB driver (musbdrv.sys) is recognized by the host machine.
Is the PC4701U interface selection switch on the rear panel of the PC4701U set to the USB side?
Is the USB interface cable connected correctly to both the PC4701U and host machine?
The interface setting of the emulator debugger M3T-PDxx is specified by the Init dialog box.
Recheck the setting.
Is the interface setting of the emulator debugger M3T-PDxx set for the USB interface?
Is the interface selection switch on the rear panel of the PC4701U set to the LPT Parallel side?
Is the LPT parallel interface cable connected correctly to both the PC4701U and host machine?
The interface setting of the emulator debugger M3T-PDxx is specified by Init dialog box. Re-
check the setting.
Is the interface setting of the emulator debugger M3T-PDxx set for the LPT parallel interface?
Are the Type and I/O address for the LPT parallel interface of the emulator debugger M3T-
PDxx corresponding to the host machine?
LPT parallel interface cable to the emulator PC4701U and host machine.
establish maintenance mode.
screen, follow the message to download firmware one more time.
downloaded, so it is not a fault of the system.
automatically restarts and returns to the normal mode.
The startup procedure in step (1) above is provided for entering a special mode for maintenance purposes.
Do not use this procedure unless you are executing the self-check or downloading firmware.
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