Renesas Starter Kit+, User Manual

Page: 16 / 58

Renesas Starter Kit+ for RX72N 4. Connectivity
R20UT4443EG0100 Rev. 1.00 Page 16 of 57
Nov 30, 19
4. Connectivity
4.1 Internal Board Connections
The diagram below shows the CPU board components and their connectivity to the MCU.
RX72N (224pin)
Microcontroller
IRQ
Reset
ADC I/O
SW3 SW2 SW1 RES
DC PWR IN
(5V)
128Mbit SDRAM
32Mbit SPI Serial Flash (for RSPI)
2Kbit I2C EEPROM
User LED Power LED
G R O R
VCC
MCU Mode Switch (SW4)
Mode
G G
Switches
TXD
RXD
USB to Serial
VDD
I/O I/O
32Mbit SPI Serial Flash (for QSPI)
Regulator IC
Application Board Interface
(Application Header)
E1/E2 Lite Debug Interface
CAN
Ethernet
PDC
*
/ SSI Header
*
USB0 (Function/Host)
USB
Function
RL78/G1C
VBUS 5V
Level shift
5V
3V3
TXD
RXD
I/O
VDD
Potentiometer
ADTRG/IRQ
SD Slot for SDHI
ETHERNET Connector LEDs
MII/RMII* PHY
On-board TFT for GLCDC
(4.3' 480x272 with capacitive touch screen)
In addition to DC PWR IN, VBUS (USB0 Function) can
be used as the power supply source for the board.
* This feature is a not available in the default RSK+ configuration.
Refer to Section 6 for the required modifications.
Pmod1, Pmod2*
G
Ethernet LED(Link with Act / Link)
Ethernet LED(Speed / Act)
Y
Figure 4 - 1: Internal Board Block Diagram