2023-10-21 17:08:13 +02:00
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============
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SiLabs EFM32
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============
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SiLabs EFM32 Gecko
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------------------
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This is a port for the Silicon Laboratories' EFM32
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*Gecko* family. Board support is available for the following:
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#. **SiLabs EFM32 Gecko Starter Kit (EFM32-G8XX-STK)**. The Gecko
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Starter Kit features:
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- EFM32G890F128 MCU with 128 kB flash and 16 kB RAM
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- 32.768 kHz crystal (LXFO) and 32 MHz crystal (HXFO)
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- Advanced Energy Monitoring
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- Touch slider
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- 4x40 LCD
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- 4 User LEDs
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- 2 pushbutton switches
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- Reset button and a switch to disconnect the battery.
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- On-board SEGGER J-Link USB emulator
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- ARM 20 pin JTAG/SWD standard Debug in/out connector
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**STATUS**. The basic port is verified and available now. This
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includes on-board LED and button support and a serial console
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available on LEUART0. A single configuration is available using the
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NuttShell NSH and the LEUART0 serial console. DMA and USART-based SPI
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supported are included, but not fully tested.
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Refer to the EFM32 Gecko Starter Kit
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`README.txt <https://github.com/apache/nuttx/blob/master/boards/arm/efm32/efm32-g8xx-stk/README.txt>`__
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file for further information.
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#. **Olimex EFM32G880F120-STK**. This board features:
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- EFM32G880F128 with 128 kB flash and 16 kB RAM
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- 32.768 kHz crystal (LXFO) and 32 MHz crystal (HXFO)
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- LCD custom display
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- DEBUG connector with ARM 2x10 pin layout for programming/debugging
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with ARM-JTAG-EW
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- UEXT connector
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- EXT extension connector
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- RS232 connector and driver
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- Four user buttons
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- Buzzer
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**STATUS**. The board support is complete but untested because of
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tool-related issues. An OpenOCD compatible, SWD debugger would be
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required to make further progress in testing.
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Refer to the Olimex EFM32G880F120-STK
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`README.txt <https://github.com/apache/nuttx/blob/master/boards/arm/efm32/olimex-efm32g880f128-stk/README.txt>`__
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for further information.
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SiLabs EFM32 Giant Gecko
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------------------------
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This is a port for the Silicon Laboratories'
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EFM32 *Giant Gecko* family. This board features the EFM32GG990F1024 MCU
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with 1 MB flash and 128 kB RAM.
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Board support is available for the following:
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- **SiLabs EFM32 Giant Gecko Starter Kit t (EFM32GG-STK3700)**. The
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Gecko Starter Kit features:
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- EFM32GG990F1024 MCU with 1 MB flash and 128 kB RAM
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- 32.768 kHz crystal (LXFO) and 48 MHz crystal (HXFO)
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- 32 MB NAND flash
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- Advanced Energy Monitoring
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- Touch slider
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- 8x20 LCD
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- 2 user LEDs
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- 2 user buttons
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- USB interface for Host/Device/OTG
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- Ambient light sensor and inductive-capacitive metal sensor
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- EFM32 OPAMP footprint
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- 20 pin expansion header
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- Breakout pads for easy access to I/O pins
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- Power sources (USB and CR2032 battery)
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- Backup Capacitor for RTC mode
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- Integrated Segger J-Link USB debugger/emulator
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**STATUS**.
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- The basic board support for the *Giant Gecko* was introduced int
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the NuttX source tree in NuttX-7.6. A verified configuration was
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available for the basic NuttShell (NSH) using LEUART0 for the
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serial console.
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- Development of USB support is in started, but never completed.
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- Reset Management Unit (RMU) was added Pierre-noel Bouteville in
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NuttX-7.7.
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2023-10-25 20:28:04 +02:00
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Supported Boards
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================
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.. toctree::
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:glob:
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:maxdepth: 1
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boards/*/*
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