Renesas RA4M2

User’s Manual
R20UT4815EG0100 Rev 1.00 Page 1 of 30
Jan.04.21
Renesas RA Family
EK-RA4M2 v1
Contents
1. Kit Overview ............................................................................................................................ 4
1.1 Assumptions and Advisory Notes ............................................................................................................ 7
2. Kit Contents ............................................................................................................................. 8
3. Kit Ordering Information ........................................................................................................... 8
4. Hardware Architecture and Default Configuration .................................................................... 9
4.1 Kit Architecture ........................................................................................................................................ 9
4.2 System Block Diagram .......................................................................................................................... 10
4.3 Jumper Settings ..................................................................................................................................... 10
4.3.1 Copper Jumpers .................................................................................................................................. 10
4.3.2 Traditional Pin Header Jumpers .......................................................................................................... 11
4.3.3 Default Jumper Configuration .............................................................................................................. 11
5. System Control and Ecosystem Access Area ........................................................................ 12
5.1 Power .................................................................................................................................................... 13
5.1.1 Power Supply Options ......................................................................................................................... 13
5.1.2 Power Supply Considerations ............................................................................................................. 13
5.1.3 Power-up Behavior .............................................................................................................................. 14
5.2 Debug and Trace ................................................................................................................................... 14
5.2.1 Debug On-Board ................................................................................................................................. 14
5.2.2 Debug In .............................................................................................................................................. 15
5.2.3 Debug Out ........................................................................................................................................... 17
5.3 Ecosystem ............................................................................................................................................. 17
5.3.1 Seeed Grove
®
Connectors .................................................................................................................. 17
5.3.2 SparkFun
®
Qwiic
®
Connector .............................................................................................................. 18
5.3.3 Digilent Pmod™ Connectors ............................................................................................................... 18
5.3.4 Arduino™ Connector ........................................................................................................................... 20
5.3.5 MikroElektronika™ mikroBUS Connector ........................................................................................... 22
5.4 Connectivity ........................................................................................................................................... 22
5.4.1 USB Full Speed ................................................................................................................................... 22
5.5 Miscellaneous ........................................................................................................................................ 23
5.5.1 User and Power LEDs ......................................................................................................................... 23
5.5.2 User and Reset Switches .................................................................................................................... 24
5.5.3 MCU Boot Mode .................................................................................................................................. 24
6. Special Feature Access Area ................................................................................................. 25