Renesas EK-RA4M3

Renesas RA Family EK-RA4M3 v1 – User's Manual
R20UT4803EG0101 Rev 1.01 Page 8 of 29
Jan.06.21 Nov.09.20
4. Hardware Architecture and Default Configuration
4.1 Kit Architecture
The EK-RA4M3 board is designed with three sections or areas to help shorten the learning curve of the
users and maximize the design and knowledge reuse among similar kits. The contents of these three areas
are conceptually standardized among similar kits.
Kit area
Area features
Area present on all
similar kits
Functionality is:
MCU Native Pin
Access Area
RA MCU, breakout pin headers
for all MCU I/O and power,
current measurement
Yes
MCU dependent
Special Feature
Access Area
MCU special features:
Quad-SPI
Optional
MCU dependent
System Control
and Ecosystem
Access Area
Power, Debug MCU, User LED
and buttons, reset, ecosystem
connectors, USB Full Speed
Host and Device, Boot
configuration
Yes
Same or similar across
similar kits
Figure 4. EK-RA4M3 Board Functional Area Definitions