Renesas EK-RA4E2

Renesas RA Family EK-RA4E2 v1 – User's Manual
R20UT5175EG0300 Rev. 3.00 Page 22 of 30
Feb.27.23
Figure 14. Arduino Uno Connectors
5.3.5 MikroElektronika™ mikroBUS Connector
In the center of the System Control and Ecosystem Access area is a mikroBUS compatible connector
interface. This interface is compliant with mikroBUS Standard Specifications revision 2.00.
Table 17. mikroBUS Connections
mikroBUS Connector
EK-RA4E2
Pin
Description
Signal/Bus
J21-1
AN (Analog)
P000 (AN000)
J21-2
RST (Reset)
P408
J21-3
CS (SPI Chip Select)
P301 (SSLA0)
J21-4
SCK (SPI Clock)
P111 (RSPCKA)
J21-5
MISO
P110 (MISOA)
J21-6
MOSI
P109 (MOSIA)
J21-7
+3.3 V
+3.3V
J21-8
GND
GND
J22-1
PWM
P403 (GTIOC3A)
J22-2
INT (Hardware Interrupt)
P105 (IRQ0)
J22-3
RX (UART Receive)
P410 (RXD0)
J22-4
TX (UART Transmit)
P411 (TXD0)
J22-5
SCL (I3C Clock)
P100 (SCL)
J22-6
SDA (I3C Data)
P101 (SDA)
J22-7
+5 V
+5V
J22-8
GND
GND
Figure 15. mikroBUS Connection