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RIOT/boards/lora-e5-dev/doc.txt
2021-07-21 11:28:16 +02:00

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/**
* @defgroup boards_lora-e5-dev LoRa-E5 Development Board - STM32WLE5JC
* @ingroup boards
* @brief Support for the LoRa-E5 Development Board - STM32WLE5JC board.
*
*
* ### MCU
*
* | MCU | STM32WL5EJC |
* |:---------- |:--------------------------------------------------------- |
* | Family | ARM Cortex-M4 |
* | Vendor | ST Microelectronics |
* | RAM | 64KiB |
* | Flash | 256KiB |
* | Frequency | up to 48MHz |
* | FPU | no |
* | Vcc | 1.8 V - 3.6V |
* | Datasheet | [Datasheet](https://files.seeedstudio.com/products/317990687/res/STM32WLE5JC%20Datasheet.pdf) |
* | Reference Manual | [Reference Manual](https://www.st.com/resource/en/reference_manual/rm0461-stm32wlex-advanced-armbased-32bit-mcus-with-subghz-radio-solution-stmicroelectronics.pdf) |
* | Board Manual | [Board Manual](https://www.st.com/resource/en/data_brief/nucleo-wl55jc.pdf) |
* | Board Schematic | [Board Schematic](https://files.seeedstudio.com/products/113990934/LoRa-E5%20Dev%20Board%20v1.0.pdf) |
* | LoRa-E5 STM32WL5EJC Module wiki | https://wiki.seeedstudio.com/LoRa-E5_STM32WLE5JC_Module/#2-develop-with-stm32cube-mcu-package |
*
*
* ### Pinout
*
* ![lora-e5-dev](https://files.seeedstudio.com/wiki/LoRa-E5_Development_Kit/hardware%20overview/4071615359366_.pic_hd.jpg)
*
* ### User Interface
*
* 3 Buttons:
*
* | NAME | BOOT | D0 | RESET |
* |:------ |:---------|:--------- |:----- |
* | Pin | PA0 (IN) | PB13 (IN) | NRST |
*
* 1 LED:
*
* | NAME | D5 |
* | ----- | ----- |
* | Color | red |
* | Pin | PB5 |
*
* ### Flash the board
*
* The BOARD comes pre-flashed with a Factory AT Firmware with RDP (Read Protection)
* level 1, this needs to be removed to enable subsequent flashing. The easiest
* way is with STM32CubeProgramer as described in [seedstudio wiki](https://wiki.seeedstudio.com/LoRa-E5_STM32WLE5JC_Module/#2-develop-with-stm32cube-mcu-package).
*
* Once read protection is removed subsequent flashing can be performed with and
* attached ST-LINK on the SWD pins (do not connect RST but only GND, SWCLK and SWDIO).
*
* ```
* BOARD=lora-e5-dev make flash
* ```
*
* The default used programmer is OpenOCD.
*
* ### Serial connection
*
* The default serial connection is through the USB-C port mapping to PB7 (RX) and
* PB6 (TX) UART pins (a second UART and an LPUART interface is also exposed).
*
*/