1.. _efr32_radio_brd4104a:
2
3EFR32 BRD4104A (SLWRB4104A)
4###########################
5
6Overview
7********
8
9The EFR32BG13 Blue Gecko Bluetooth® Low Energy Radio Board is one of the two
10radio boards delivered with `SLWSTK6020B Bluetooth SoC Starter Kit`_. It
11contains a Wireless System-On-Chip from the EFR32BG13 family built on an
12ARM Cortex®-M4F processor with excellent low power capabilities.
13
14.. figure:: ./efr32bg13-slwrb4104a.jpg
15   :height: 260px
16   :align: center
17   :alt: SLWRB4104A Blue Gecko Bluetooth® Low Energy Radio Board
18
19   SLWRB4104A (image courtesy of Silicon Labs)
20
21The BRD4104A a.k.a. SLWRB4104A radio board plugs into the Wireless Starter Kit
22Mainboard BRD4001A and is supported as one of :ref:`efr32_radio`.
23
24Hardware
25********
26
27- EFR32BG13P632F512GM48 Blue Gecko SoC
28- CPU core: ARM Cortex®-M4 with FPU
29- Flash memory: 512 kB
30- RAM: 64 kB
31- Transmit power: up to +10 dBm
32- Operation frequency: 2.4 GHz
33- 8Mbit SPI NOR Flash
34- Crystals for LFXO (32.768 kHz) and HFXO (38.4 MHz).
35
36For more information about the EFR32BG13 SoC and BRD4104A board, refer to these
37documents:
38
39- `EFR32BG13 Website`_
40- `EFR32BG13 Datasheet`_
41- `EFR32xG13 Reference Manual`_
42- `SLWSTK6020B Bluetooth SoC Starter Kit`_
43- `BRD4104A User Guide`_
44- `BRD4104A Reference Manual`_
45- `EFR32BG13-BRD4104A Schematics`_
46
47Supported Features
48==================
49
50Please refer to
51:ref:`EFR32 Radio Board Supported Features <efr32_radio_supported_features>`
52for details of the configuration and common features supported by the
53efr32_radio_brd4104a board.
54
55The default configuration can be found in the defconfig file:
56
57	``boards/arm/efr32_radio/efr32_radio_brd4104a_defconfig``
58
59System Clock
60============
61
62The EFR32BG13P SoC is configured to use the 38.4 MHz external oscillator on the
63board.
64
65Serial Port
66===========
67
68The EFR32BG13P SoC has three USARTs and one Low Energy UARTs (LEUART).
69USART0 is connected to the board controller and is used for the console.
70
71Programming and Debugging
72*************************
73
74Please refer to
75:ref:`Programming and Debugging EFR32 Radio Board <efr32_radio_programming>`
76for details on the supported debug interfaces.
77
78Flashing
79========
80
81Connect the BRD4001A board with a mounted BRD4104A radio module to your host
82computer using the USB port.
83
84Here is an example for the :ref:`hello_world` application.
85
86.. zephyr-app-commands::
87   :zephyr-app: samples/hello_world
88   :board: efr32_radio_brd4104a
89   :goals: flash
90
91Open a serial terminal (minicom, putty, etc.) with the following settings:
92
93- Speed: 115200
94- Data: 8 bits
95- Parity: None
96- Stop bits: 1
97
98Reset the board and you should see the following message in the terminal:
99
100.. code-block:: console
101
102   Hello World! efr32_radio_brd4104a
103
104
105.. _EFR32BG13 Website:
106   https://www.silabs.com/wireless/bluetooth/efr32bg13-series-1-socs
107
108.. _EFR32BG13 Datasheet:
109   https://www.silabs.com/documents/public/data-sheets/efr32bg13-datasheet.pdf
110
111.. _EFR32xG13 Reference Manual:
112   https://www.silabs.com/documents/public/reference-manuals/efr32xg13-rm.pdf
113
114.. _SLWSTK6020B Bluetooth SoC Starter Kit:
115   https://www.silabs.com/products/development-tools/wireless/bluetooth/blue-gecko-bluetooth-low-energy-soc-starter-kit
116
117.. _BRD4104A User Guide:
118   https://www.silabs.com/documents/public/user-guides/ug279-brd4104a-user-guide.pdf
119
120.. _BRD4104A Reference Manual:
121   https://www.silabs.com/documents/public/reference-manuals/brd4104a-rm.pdf
122
123.. _EFR32BG13-BRD4104A Schematics:
124   https://www.silabs.com/documents/public/schematic-files/EFR32BG13-BRD4104A-A00-schematic.pdf
125