Renesas M16C FAMILY User Manual page 48

5) When the system has finished download the firmware, the screen shown in Figure
4-24 is displayed. Click the <OK> button.
NOTICE: The cautions about firmware download in 3.3V operation
In 3.3V operation, firmware download to USB Monitor Board cannot be performed. The
following error screen will be displayed if the firmware is downloaded to USB Monitor
Board in 3.3V operation.
In such a case, please use FoUSB (KD30/KD3083 are included) afeter downloading the
firmware to USB Monitor Board in the procedure shown below. Frimware download is
not required unless the MCU to be used is changed after downloading the firmware.
<Procedure of firmware download in 3.3V>
a) Set the power source supply selector (S1: Power Mode) on the USB Monitor Board to
the USB side.
(Refer to Figure 4-2)
b) Connect the USB Monitor Board to host computer (PC). In this case, do not connect
the Target Board to the USB Monitor Board.
Figure 4-24 Completion screen
45
4 Using the FoUSB