MCU-820·MCUactive
Arduino Uno R4 WiFi
Arduino · ARM Cortex-M4. wifi · ble · arduino-uno
Missing or Inaccurate Data? Contribute →| // processing | |
|---|---|
| Part | Renesas RA4M1 |
| CPU | 1× ARM Cortex-M4 @ 48 MHz |
| Clock (max) | 240 MHz |
| RAM | 32 KB |
| Flash | 256 KB |
| // wireless | |
|---|---|
| wifi | WiFi 4 (802.11n) |
| ble | 5.0 |
| // physical | |
|---|---|
| Form factor | arduino-uno |
| Breadboard friendly | — |
| // use_cases | |
|---|---|
| Tags | prototyping, education, iot |
| // board_info | |
|---|---|
| Difficulty | beginner |
Pinout

| // Languages | ||
|---|---|---|
| Name | Support Level | Notes |
| c | ● Board (full BSP) | Supported via Arduino Core and Renesas FSP |
| cpp | ● Board (full BSP) | Primary language for Arduino sketches |
| micropython | ○ Community | MicroPython port for Renesas RA4M1 |
| // Frameworks | ||
|---|---|---|
| Name | Support Level | Notes |
| arduino | ● Board (full BSP) | Official Arduino Core for Renesas RA4M1 |
| fsp | ◐ Controller (HAL) | Renesas Flexible Software Package |
| cmsis | ◐ Controller (HAL) | ARM CMSIS support via Renesas toolchain |
| // SDKs | ||
|---|---|---|
| Name | Support Level | Notes |
| arduino-renesas | ● Board (full BSP) | Arduino Core for Renesas boards |
| // IDEs | ||
|---|---|---|
| Name | Support Level | Notes |
| arduino-ide | ● Board (full BSP) | Official Arduino IDE 2.x |
| vscode | ● Board (full BSP) | Arduino extension for VS Code |
| arduino-cloud | ● Board (full BSP) | Arduino Cloud Editor with IoT integration |
Pinout

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