Renesas EK-RA4M3

Renesas RA Family EK-RA4M3 v1 – User's Manual
R20UT4803EG0101 Rev 1.01 Page 11 of 29
Jan.06.21 Nov.09.20
Location
Circuit Group
Default Open/Closed
Function
Jumper on pins 3-4
Jumper on pins 5-6
Jumper on pins 7-8
J16
MCU Boot Mode
Open
Configures the MCU for normal boot mode
J12
USB FS
Jumper on pins 2-3
Sets USB power to device mode
J15
USB FS
Jumper on pins 1-2
Connects micro-USB power to system power
E1
MCU Power
Closed
Connects VREFL to GND
E2
MCU Power
Closed
Connects VREFH to +3.3 V
E3
MCU Power
Closed
Connects AVCC0 to +3.3 V
E4
MCU Power
Closed
Connects AVSS0 to GND
E5
MCU Power
Closed
Connects VREFL0 to GND
E6
MCU Power
Closed
Connects VREFH0 to +3.3 V
E7
MCU Clock
Closed
Connects P212/EXTAL to 24 MHz crystal
E8
MCU Clock
Open
Connects XCIN to pin headers
E9
MCU Clock
Closed
Connects XCIN to 32.768 kHz crystal
E10
MCU Clock
Closed
Connects XCOUT to 32.768 kHz crystal
E11
MCU Clock
Closed
Connects P213/XTAL to 24 MHz crystal
E12
MCU Clock
Open
Connects P213/XTAL to pin headers
E13
MCU Clock
Open
Connects P212/EXTAL to pin headers
E14
Pmod1
Closed
Connects P202 (MISOA/RXD9) to Pmod 1
E15
Pmod1
Closed
Connects P204 (RSPCKA/SCK9) to Pmod 1
E16
Pmod1
Closed
Connects +3.3V to Pmod 1
E17
Pmod1
Open
Connects +5.0V to Pmod 1
E18
Pmod1
Open
Connects P512 (SCL1) to Pmod 1
E19
Pmod1
Open
Connects P511 (SDA1) to Pmod 1
E26
User LED
Closed
Connects P404 to User LED2
E27
User LED
Closed
Connects P415 to User LED1
E28
User LED
Closed
Connects P400 to User LED3
E29
Debug MCU
Power
Closed
Connects the Debug MCU power to +3.3 V
E30
JTAG
Closed
Connects the JTAG GND Detect pin on J20 and
J13 to GND
E31
User Switch
Closed
Connects P005 to User Switch S1
E32
User Switch
Closed
Connects P006 to User Switch S2