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9 The Renesas RA4M2 group of 32-bit microcontrollers (MCUs) uses the high-performance Arm
10 Cortex®-M33 core. In concert with the secure crypto engine, it offers secure element
16 The MCU in this series incorporates a high-performance Arm Cortex®-M33 core running up to
20 - R7FA4M2AD3CFP
21 - 100-pin LQFP package
22 - 100 MHz Arm® Cortex®-M33 core
23 - 512 kB Code Flash, 128 KB SRAM
24 - Native pin access through 4 x 28-pin male headers
25 - MCU current measurement points for precision current consumption measurement
26 - Multiple clock sources - RA MCU oscillator and sub-clock oscillator crystals, providing
27 precision 24.000 MHz and 32,768 Hz reference clock. Additional low-precision clocks are
30 **System Control and Ecosystem Access**
31 - USB Full Speed Host and Device (micro AB connector)
32 - Three 5 V input sources
34 - USB (Debug, Full Speed)
35 - External power supply (using surface mount clamp test points and power input vias)
37 - Three Debug modes
39 - Debug on-board (SWD)
40 - Debug in (ETM, SWD, and JTAG)
41 - Debug out (SWD)
43 - User LEDs and buttons
45 - Three User LEDs (red, blue, green)
46 - Power LED (white) indicating availability of regulated power
47 - Debug LED (yellow) indicating the debug connection
48 - Two User buttons
49 - One Reset button
51 - Five most popular ecosystems expansions
53 - 2 Seeed Grove® system (I2C/Analog) connectors
54 - SparkFun® Qwiic® connector
55 - 2 Digilent PmodTM (SPI and UART) connectors
56 - ArduinoTM (Uno R3) connector
57 - MikroElektronikaTM mikroBUS connector
59 - MCU boot configuration jumper
62 - 32 MB (256 Mb) External Quad-SPI Flash
68 EK-RA4M2 Board Functional Area Definitions (Credit: Renesas Electronics Corporation)
81 Detail Hardware feature for the EK-RA4M2 MCU can be found at `EK-RA4M2 - User's Manual`_
86 The below features are currently supported on Zephyr OS for EK-RA4M2 board:
88 +-----------+------------+----------------------+
91 | GPIO | on-chip | gpio |
92 +-----------+------------+----------------------+
93 | MPU | on-chip | arch/arm |
94 +-----------+------------+----------------------+
95 | NVIC | on-chip | arch/arm |
96 +-----------+------------+----------------------+
97 | UART | on-chip | serial |
98 +-----------+------------+----------------------+
99 | CLOCK | on-chip | clock control |
100 +-----------+------------+----------------------+
101 | SPI | on-chip | spi |
102 +-----------+------------+----------------------+
103 | COUNTER | on-chip | counter |
104 +-----------+------------+----------------------+
105 | ADC | on-chip | adc |
106 +-----------+------------+----------------------+
107 | PWM | on-chip | pwm |
108 +-----------+------------+----------------------+
109 | I2C | on-chip | i2c |
110 +-----------+------------+----------------------+
125 Program can be flashed to EK-RA4M2 via the on-board SEGGER J-Link debugger.
126 SEGGER J-link's drivers are avaialbe at https://www.segger.com/downloads/jlink/
130 1. Connect to J-Link OB via USB port to host PC
132 …2. Make sure J-Link OB jumper is in default configuration as describe in `EK-RA4M2 - User's Manual…
136 .. code-block:: console
138 west flash -r jlink
159 - `EK-RA4M2 Website`_
160 - `RA4M2 MCU group Website`_
162 .. _EK-RA4M2 Website:
163 …enesas.com/us/en/products/microcontrollers-microprocessors/ra-cortex-m-mcus/ek-ra4m2-evaluation-ki…
166 …ducts/microcontrollers-microprocessors/ra-cortex-m-mcus/ra4m2-100mhz-arm-cortex-m33-trustzone-high…
168 .. _EK-RA4M2 - User's Manual:
169 https://www.renesas.com/us/en/document/mat/ek-ra4m2-v1-users-manual
172 https://www.renesas.com/us/en/document/man/ra4m2-group-users-manual-hardware