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| 1 | +.. _fpb_ra6e2: |
| 2 | + |
| 3 | +RA6E2 Fast Prototyping Board |
| 4 | +############################ |
| 5 | + |
| 6 | +Overview |
| 7 | +******** |
| 8 | + |
| 9 | +The FPB-RA6E2, a Fast Prototyping Board for RA6E2 MCU Group, based on |
| 10 | +the 200 MHz Arm® Cortex®-M33 core with TrustZone, enables users to |
| 11 | +seamlessly evaluate the features of the RA6E2 MCU group and develop |
| 12 | +embedded systems applications using Flexible Software Package (FSP) |
| 13 | +and e2 studio IDE. The users can use rich on-board features along with |
| 14 | +their choice of popular ecosystems add-ons to bring their big ideas to life. |
| 15 | + |
| 16 | +The key features of the FPB-RA6E2 board are categorized in three groups as follow: |
| 17 | + |
| 18 | +**MCU Native Pin Access** |
| 19 | + |
| 20 | +- 200MHz Arm Cortex-M33 based RA6E2 MCU in 64 pins, LQFP package |
| 21 | +- 256 kB Code Flash, 40 kB SRAM |
| 22 | +- Native pin access through 2 x 32-pin male headers |
| 23 | +- MCU current measurement point for precision current consumption measurement |
| 24 | +- Multiple clock sources - RA6E2 MCU oscillator and sub-clock oscillator crystals, |
| 25 | + providing precision 24.000 MHz and 32,768 Hz reference clock. |
| 26 | + Additional low precision clocks are avaialbe internal to the RA6E2 MCU |
| 27 | + |
| 28 | +**System Control and Ecosystem Access** |
| 29 | + |
| 30 | +- USB Full Speed Host and Device (micro-AB connector) |
| 31 | +- Two 5V input sources |
| 32 | + |
| 33 | + - USB (Debug, Full Speed) |
| 34 | + - External power supply (using 2-pin header) |
| 35 | + |
| 36 | +- On-board debugger (SWD) |
| 37 | + |
| 38 | +- User LEDs and buttons |
| 39 | + |
| 40 | + - Two User LEDs (green) |
| 41 | + - Power LED (green) indicating availability of regulated power |
| 42 | + - Debug/power LED (yellow) indicating power and the debug connection |
| 43 | + - One User button |
| 44 | + - One Reset button |
| 45 | + |
| 46 | +- Two popular ecosystem expansions |
| 47 | + |
| 48 | + - Two Digilent PmodTM (SPI, UART and I3C) connectors |
| 49 | + - Arduino (Uno R3) connectors |
| 50 | + |
| 51 | +- MCU boot configuration jumper |
| 52 | + |
| 53 | +.. figure:: fpb-ra6e2-board.webp |
| 54 | + :align: center |
| 55 | + :alt: RA6E2 Fast Prototyping Board |
| 56 | + |
| 57 | + FPB-RA6E2 Board Functional Area Definitions (Credit: Renesas Electronics Corporation) |
| 58 | + |
| 59 | +Hardware |
| 60 | +******** |
| 61 | +Detailed hardware feature for the RA6E2 MCU group can be found at `RA6E2 Group User's Manual Hardware`_ |
| 62 | + |
| 63 | +.. figure:: ra6e2-block-diagram.webp |
| 64 | + :width: 442px |
| 65 | + :align: center |
| 66 | + :alt: RA6E2 MCU group feature |
| 67 | + |
| 68 | + RA6E2 Block diagram (Credit: Renesas Electronics Corporation) |
| 69 | + |
| 70 | +Detailed hardware feature for the FPB-RA6E2 MCU can be found at `FPB-RA6E2 - User's Manual`_ |
| 71 | + |
| 72 | +Supported Features |
| 73 | +================== |
| 74 | + |
| 75 | +The below features are currently supported on Zephyr OS for FPB-RA6E2 board: |
| 76 | + |
| 77 | ++-----------+------------+----------------------+ |
| 78 | +| Interface | Controller | Driver/Component | |
| 79 | ++===========+============+======================+ |
| 80 | +| GPIO | on-chip | gpio | |
| 81 | ++-----------+------------+----------------------+ |
| 82 | +| MPU | on-chip | arch/arm | |
| 83 | ++-----------+------------+----------------------+ |
| 84 | +| NVIC | on-chip | arch/arm | |
| 85 | ++-----------+------------+----------------------+ |
| 86 | +| UART | on-chip | serial | |
| 87 | ++-----------+------------+----------------------+ |
| 88 | + |
| 89 | +Other hardware features are currently not supported by the port. |
| 90 | + |
| 91 | +Programming and Debugging |
| 92 | +************************* |
| 93 | + |
| 94 | +Applications for the ``fpb_ra6e2`` board target configuration can be |
| 95 | +built, flashed, and debugged in the usual way. See |
| 96 | +:ref:`build_an_application` and :ref:`application_run` for more details on |
| 97 | +building and running. |
| 98 | + |
| 99 | +Flashing |
| 100 | +======== |
| 101 | + |
| 102 | +Program can be flashed to fpb-RA6E2 via the on-board SEGGER J-Link debugger. |
| 103 | +SEGGER J-link's drivers are avaialbe at https://www.segger.com/downloads/jlink/ |
| 104 | + |
| 105 | +To flash the program to board |
| 106 | + |
| 107 | + 1. Connect to J-Link OB via USB port to host PC |
| 108 | + |
| 109 | + 2. Make sure J-Link OB jumper is in default configuration as describe in `FPB-RA6E2 - User's Manual`_ |
| 110 | + |
| 111 | + 3. Execute west command |
| 112 | + |
| 113 | + .. code-block:: console |
| 114 | +
|
| 115 | + west flash -r jlink |
| 116 | +
|
| 117 | +Debugging |
| 118 | +========= |
| 119 | + |
| 120 | +You can use Segger Ozone (`Segger Ozone Download`_) for a visual debug interface |
| 121 | + |
| 122 | +Once downloaded and installed, open Segger Ozone and configure the debug project |
| 123 | +like so: |
| 124 | + |
| 125 | +* Target Device: R7FA6E2BB |
| 126 | +* Target Interface: SWD |
| 127 | +* Target Interface Speed: 4 MHz |
| 128 | +* Host Interface: USB |
| 129 | +* Program File: <path/to/your/build/zephyr.elf> |
| 130 | + |
| 131 | +**Note:** It's verified that we can debug OK on Segger Ozone v3.30d so please use this or later |
| 132 | +version of Segger Ozone |
| 133 | + |
| 134 | +References |
| 135 | +********** |
| 136 | +- `FPB-RA6E2 Website`_ |
| 137 | +- `RA6E2 MCU group Website`_ |
| 138 | + |
| 139 | +.. _FPB-RA6E2 Website: |
| 140 | + https://www.renesas.com/us/en/products/microcontrollers-microprocessors/ra-cortex-m-mcus/fpb-ra6e2-fast-prototyping-board-ra6e2-mcu-group |
| 141 | + |
| 142 | +.. _RA6E2 MCU group Website: |
| 143 | + https://www.renesas.com/us/en/products/microcontrollers-microprocessors/ra-cortex-m-mcus/ra6e2-entry-line-200mhz-arm-cortex-m33-general-purpose-microcontroller |
| 144 | + |
| 145 | +.. _FPB-RA6E2 - User's Manual: |
| 146 | + https://www.renesas.com/us/en/document/mat/fpb-ra6e2-v1-users-manual |
| 147 | + |
| 148 | +.. _RA6E2 Group User's Manual Hardware: |
| 149 | + https://www.renesas.com/us/en/document/mah/ra6e2-group-users-manual-hardware |
| 150 | + |
| 151 | +.. _Segger Ozone Download: |
| 152 | + https://www.segger.com/downloads/jlink#Ozone |
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