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41 lines
1.8 KiB
Plaintext
41 lines
1.8 KiB
Plaintext
/**
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@defgroup boards_samr34-xpro Microchip SAM R34 Xplained Pro
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@ingroup boards
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@brief Support for the Microchip SAM R34 Xplained Pro and WLR089 Xplained Pro
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## Overview
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The `SAMR34 Xplained Pro` is a compact evaluation board by Microchip featuring a
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SAMR34J18 SoC. The SoC includes a SAML21 ARM Cortex-M0+ micro-controller
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bundled with Semtech's SX1276, a 868/915 MHz LoRa compatible radio.
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For programming the MCU comes with 40Kb of RAM and 256Kb of flash memory.
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## Hardware
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An evaluation board for the radio certified WLR089 module exists as the WLR089 Xplained Pro, it is compatible with the `samr34-xpro`.
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### MCU
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| MCU | SAMR34J18B |
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|:---------- |:--------------------- |
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| Family | ARM Cortex-M0+ |
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| Vendor | Atmel |
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| RAM | 32 kiB + 8 kiB battery RAM |
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| Flash | 256 KiB |
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| Frequency | up to 48MHz |
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| FPU | no |
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| Timers | 6 (3xTC (8,16,32 bit), 3xTCC (16 bit)) |
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| ADCs | 1x 12-bit (8 channels)|
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| UARTs | max 5 (shared with SPI and I2C) |
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| SPIs | max 5 (see UART) |
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| I2Cs | max 5 (see UART) |
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| Vcc | 1.8V - 3.6V |
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| Datasheet | [Datasheet](https://ww1.microchip.com/downloads/en/DeviceDoc/SAMR34-R35-Low-Power-LoRa-Sub-GHz-SiP-Data-Sheet-DS70005356B.pdf) |
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| Board Manual | [SAM R34 XPro](https://www.microchip.com/en-us/development-tool/DM320111)<br>[WLR089 XPro](https://www.microchip.com/en-us/development-tool/EV23M25A)|
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*/
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