μ
PD720210
3. External ROM Settings
R19UH0093EJ0200 Rev.2.00
Page 12 of 59
May 26, 2014
3. External ROM Settings
3.1 Overview
μ
PD720210 can connect the external SPI ROM by option.
Using the external SPI ROM has the following advantages.
-
PID/VID can be set as needed by the
μ
PD720210 ROM Writing Tool for Windows
(W210ROMTOOL.exe). Otherwise the PID and VID are fixed (default) values.
-
Some functions have more features than pin strapping. These features are can be set by the
μ
PD720210 ROM Writing Tool for Windows (W210ROMTOOL.exe).
-
The internal firmware can be updated.
If not using the external SPI ROM, the functions of
μ
PD720210 are determined by pin strapping.
The configuration parameters cannot be changed.
Refer to Chapter 3.4 for the default values of configuration parameters.
3.2 Supported
ROMs
Table 3-1 below shows the External ROM Information & Parameter which
μ
PD720210 supports. To access the
External ROM, the software must set the ROM parameter before accessing the External ROM.
Summary of Contents for Renesas mPD720210
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