Zephyr

Configuration:	:ref:`projectconf_env_framework` = `zephyr`

The Zephyr Project is a scalable real-time operating system (RTOS) supporting multiple hardware architectures, optimized for resource constrained devices, and built with safety and security in mind.

For more detailed information please visit vendor site.

Contents

Debugging
Examples
Platforms
Boards

Debugging

:ref:`piodebug` - "1-click" solution for debugging with a zero configuration.

Tools & Debug Probes
- On-Board Debug Tools
- External Debug Tools

Supported debugging tools are listed in "Debug" column. For more detailed information, please scroll table by horizontal. You can switch between debugging :ref:`debugging_tools` using :ref:`projectconf_debug_tool` option in :ref:`projectconf`.

Warning

You will need to install debug tool drivers depending on your system. Please click on compatible debug tool below for the further instructions.

On-Board Debug Tools

Boards listed below have on-board debug probe and ARE READY for debugging! You do not need to use/buy external debug probe.

Name	Platform	MCU	Frequency	Flash	RAM
:ref:`board_ststm32_disco_f412zg`	:ref:`platform_ststm32`	STM32F412ZGT6	100MHz	1MB	256KB
:ref:`board_ststm32_disco_f723ie`	:ref:`platform_ststm32`	STM32F723IEK6	216MHz	512KB	192KB
:ref:`board_ststm32_b96b_f446ve`	:ref:`platform_ststm32`	STM32F446VET6	168MHz	512KB	128KB
:ref:`board_atmelsam_zero`	:ref:`platform_atmelsam`	SAMD21G18A	48MHz	256KB	32KB
:ref:`board_atmelsam_samr21_xpro`	:ref:`platform_atmelsam`	SAMR21G18A	48MHz	256KB	32KB
:ref:`board_atmelsam_samd21_xpro`	:ref:`platform_atmelsam`	SAMD21J18A	48MHz	256KB	32KB
:ref:`board_nordicnrf51_bbcmicrobit`	:ref:`platform_nordicnrf51`	NRF51822	16MHz	256KB	16KB
:ref:`board_nordicnrf52_laird_bl652_dvk`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_laird_bl654_dvk`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	1MB	256KB
:ref:`board_siliconlabsefm32_efm32wg_stk3800`	:ref:`platform_siliconlabsefm32`	EFM32WG990F256	48MHz	256KB	32KB
:ref:`board_nordicnrf52_electronut_blip`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	1MB	256KB
:ref:`board_nordicnrf52_electronut_papyr`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	1MB	256KB
:ref:`board_freescalekinetis_frdm_k22f`	:ref:`platform_freescalekinetis`	MK22FN512VLH12	120MHz	512KB	128KB
:ref:`board_freescalekinetis_frdm_k64f`	:ref:`platform_freescalekinetis`	MK64FN1M0VLL12	120MHz	1MB	256KB
:ref:`board_freescalekinetis_frdm_k82f`	:ref:`platform_freescalekinetis`	MK82FN256VLL15	150MHz	256KB	256KB
:ref:`board_freescalekinetis_frdm_kl25z`	:ref:`platform_freescalekinetis`	MKL25Z128VLK4	48MHz	128KB	16KB
:ref:`board_freescalekinetis_frdm_kw41z`	:ref:`platform_freescalekinetis`	MKW41Z512VHT4	48MHz	512KB	128KB
:ref:`board_sifive_hifive1`	:ref:`platform_sifive`	FE310	320MHz	16MB	16KB
:ref:`board_sifive_hifive1-revb`	:ref:`platform_sifive`	FE310	320MHz	16MB	16KB
:ref:`board_nordicnrf52_nrf52832_mdk`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_nrf52840_mdk`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	1MB	256KB
:ref:`board_nxplpc_lpc54114`	:ref:`platform_nxplpc`	LPC54114J256BD64	100MHz	256KB	192KB
:ref:`board_nxpimxrt_mimxrt1010_evk`	:ref:`platform_nxpimxrt`	MIMXRT1011DAE5A	500MHz	64KB	128KB
:ref:`board_nxpimxrt_mimxrt1015_evk`	:ref:`platform_nxpimxrt`	MIMXRT1015DAF5A	500MHz	96KB	128KB
:ref:`board_nxpimxrt_mimxrt1020_evk`	:ref:`platform_nxpimxrt`	MIMXRT1021DAG5A	500MHz	64MB	256MB
:ref:`board_nxpimxrt_mimxrt1050_evk`	:ref:`platform_nxpimxrt`	MIMXRT1052DVL6B	600MHz	64MB	512KB
:ref:`board_nxpimxrt_mimxrt1060_evk`	:ref:`platform_nxpimxrt`	MIMXRT1062DVL6A	600MHz	64MB	1MB
:ref:`board_nxpimxrt_mimxrt1064_evk`	:ref:`platform_nxpimxrt`	MIMXRT1064DVL6A	600MHz	4MB	1MB
:ref:`board_nordicnrf51_nrf51_dongle`	:ref:`platform_nordicnrf51`	NRF51822	32MHz	256KB	32KB
:ref:`board_nordicnrf51_nrf51_dk`	:ref:`platform_nordicnrf51`	NRF51822	32MHz	256KB	32KB
:ref:`board_nordicnrf52_nrf52_dk`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_nrf52840_dk`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	1MB	256KB
:ref:`board_nordicnrf51_redBearLabBLENano`	:ref:`platform_nordicnrf51`	NRF51822	16MHz	256KB	32KB
:ref:`board_nordicnrf52_redbear_blenano2`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_siliconlabsefm32_efm32hg_stk3400`	:ref:`platform_siliconlabsefm32`	EFM32HG322F64	25MHz	64KB	8KB
:ref:`board_ststm32_disco_f411ve`	:ref:`platform_ststm32`	STM32F411VET6	100MHz	512KB	128KB
:ref:`board_ststm32_disco_f429zi`	:ref:`platform_ststm32`	STM32F429ZIT6	180MHz	2MB	256KB
:ref:`board_ststm32_disco_f469ni`	:ref:`platform_ststm32`	STM32F469NIH6	180MHz	1MB	384KB
:ref:`board_ststm32_disco_f746ng`	:ref:`platform_ststm32`	STM32F746NGH6	216MHz	1MB	320KB
:ref:`board_ststm32_disco_f769ni`	:ref:`platform_ststm32`	STM32F769NIH6	216MHz	1MB	512KB
:ref:`board_ststm32_disco_l476vg`	:ref:`platform_ststm32`	STM32L476VGT6	80MHz	1MB	128KB
:ref:`board_ststm32_disco_l496ag`	:ref:`platform_ststm32`	STM32L496AGI6	80MHz	1MB	320KB
:ref:`board_ststm32_disco_l475vg_iot01a`	:ref:`platform_ststm32`	STM32L475VGT6	80MHz	1MB	128KB
:ref:`board_ststm32_disco_l072cz_lrwan1`	:ref:`platform_ststm32`	STM32L072CZ	32MHz	192KB	20KB
:ref:`board_ststm32_disco_f072rb`	:ref:`platform_ststm32`	STM32F072RBT6	48MHz	128KB	16KB
:ref:`board_ststm32_nucleo_f030r8`	:ref:`platform_ststm32`	STM32F030R8T6	48MHz	64KB	8KB
:ref:`board_ststm32_nucleo_f070rb`	:ref:`platform_ststm32`	STM32F070RBT6	48MHz	128KB	16KB
:ref:`board_ststm32_nucleo_f091rc`	:ref:`platform_ststm32`	STM32F091RCT6	48MHz	256KB	32KB
:ref:`board_ststm32_nucleo_f103rb`	:ref:`platform_ststm32`	STM32F103RBT6	72MHz	128KB	20KB
:ref:`board_ststm32_nucleo_f207zg`	:ref:`platform_ststm32`	STM32F207ZGT6	120MHz	1MB	128KB
:ref:`board_ststm32_nucleo_f302r8`	:ref:`platform_ststm32`	STM32F302R8T6	72MHz	64KB	16KB
:ref:`board_ststm32_nucleo_f334r8`	:ref:`platform_ststm32`	STM32F334R8T6	72MHz	64KB	16KB
:ref:`board_ststm32_nucleo_f401re`	:ref:`platform_ststm32`	STM32F401RET6	84MHz	512KB	96KB
:ref:`board_ststm32_nucleo_f411re`	:ref:`platform_ststm32`	STM32F411RET6	100MHz	512KB	128KB
:ref:`board_ststm32_nucleo_f412zg`	:ref:`platform_ststm32`	STM32F412ZGT6	100MHz	1MB	256KB
:ref:`board_ststm32_nucleo_f413zh`	:ref:`platform_ststm32`	STM32F413ZHT6	100MHz	512KB	128KB
:ref:`board_ststm32_nucleo_f429zi`	:ref:`platform_ststm32`	STM32F429ZIT6	180MHz	2MB	256KB
:ref:`board_ststm32_nucleo_f446re`	:ref:`platform_ststm32`	STM32F446RET6	180MHz	512KB	128KB
:ref:`board_ststm32_nucleo_f746zg`	:ref:`platform_ststm32`	STM32F746ZGT6	216MHz	1MB	320KB
:ref:`board_ststm32_nucleo_f756zg`	:ref:`platform_ststm32`	STM32F756ZG	216MHz	1MB	320KB
:ref:`board_ststm32_nucleo_f767zi`	:ref:`platform_ststm32`	STM32F767ZIT6	216MHz	2MB	512KB
:ref:`board_ststm32_nucleo_l053r8`	:ref:`platform_ststm32`	STM32L053R8T6	32MHz	64KB	8KB
:ref:`board_ststm32_nucleo_l073rz`	:ref:`platform_ststm32`	STM32L073RZ	32MHz	192KB	20KB
:ref:`board_ststm32_nucleo_l432kc`	:ref:`platform_ststm32`	STM32L432KCU6	80MHz	256KB	64KB
:ref:`board_ststm32_nucleo_l476rg`	:ref:`platform_ststm32`	STM32L476RGT6	80MHz	1MB	128KB
:ref:`board_ststm32_nucleo_l496zg`	:ref:`platform_ststm32`	STM32L496ZGT6	80MHz	1MB	128KB
:ref:`board_ststm32_nucleo_l4r5zi`	:ref:`platform_ststm32`	STM32L4R5ZIT6	120MHz	2MB	640KB
:ref:`board_ststm32_disco_f051r8`	:ref:`platform_ststm32`	STM32F051R8T6	48MHz	64KB	8KB
:ref:`board_ststm32_disco_f303vc`	:ref:`platform_ststm32`	STM32F303VCT6	72MHz	256KB	48KB
:ref:`board_ststm32_disco_f407vg`	:ref:`platform_ststm32`	STM32F407VGT6	168MHz	1MB	128KB
:ref:`board_ststm32_disco_h743xi`	:ref:`platform_ststm32`	STM32H747XIH6	400MHz	2MB	512KB
:ref:`board_sifive_sparkfun_redboard_v`	:ref:`platform_sifive`	FE310	320MHz	16MB	16KB
:ref:`board_sifive_sparkfun_thing_plus_v`	:ref:`platform_sifive`	FE310	320MHz	16MB	16KB
:ref:`board_nordicnrf51_vbluno51`	:ref:`platform_nordicnrf51`	NRF51822	16MHz	128KB	32KB
:ref:`board_nordicnrf52_vbluno52`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB

External Debug Tools

Boards listed below are compatible with :ref:`piodebug` but DEPEND ON external debug probe. They ARE NOT READY for debugging. Please click on board name for the further details.

Name	Platform	MCU	Frequency	Flash	RAM
:ref:`board_ststm32_b96b_argonkey`	:ref:`platform_ststm32`	STM32F412CG	100MHz	1MB	256KB
:ref:`board_ststm32_b96b_neonkey`	:ref:`platform_ststm32`	STM32F411CE	100MHz	512KB	128KB
:ref:`board_nordicnrf52_96b_nitrogen`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_adafruit_feather_nrf52832`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_atmelsam_adafruit_feather_m0`	:ref:`platform_atmelsam`	SAMD21G18A	48MHz	256KB	32KB
:ref:`board_atmelsam_adafruit_trinket_m0`	:ref:`platform_atmelsam`	SAMD21E18A	48MHz	256KB	32KB
:ref:`board_atmelsam_due`	:ref:`platform_atmelsam`	AT91SAM3X8E	84MHz	512KB	96KB
:ref:`board_ststm32_blackpill_f103c8`	:ref:`platform_ststm32`	STM32F103C8T6	72MHz	64KB	20KB
:ref:`board_ststm32_blackpill_f103c8_128`	:ref:`platform_ststm32`	STM32F103C8T6	72MHz	128KB	20KB
:ref:`board_ststm32_bluepill_f103c8`	:ref:`platform_ststm32`	STM32F103C8T6	72MHz	64KB	20KB
:ref:`board_ststm32_bluepill_f103c8_128k`	:ref:`platform_ststm32`	STM32F103C8T6	72MHz	128KB	20KB
:ref:`board_freescalekinetis_frdm_kw24d`	:ref:`platform_freescalekinetis`	MKW24D512	50MHz	512KB	64KB
:ref:`board_freescalekinetis_hexiwear`	:ref:`platform_freescalekinetis`	MK64FN1M0VDC12	120MHz	1MB	256KB
:ref:`board_nordicnrf52_holyiot_yj16019`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_thingy_52`	:ref:`platform_nordicnrf52`	NRF52832	64MHz	512KB	64KB
:ref:`board_ststm32_nucleo_g071rb`	:ref:`platform_ststm32`	STM32G071RBT6	64MHz	128KB	36KB
:ref:`board_ststm32_nucleo_g431rb`	:ref:`platform_ststm32`	STM32G431RBT6	170MHz	128KB	32KB
:ref:`board_ststm32_nucleo_g474re`	:ref:`platform_ststm32`	STM32G474RET6	170MHz	512KB	128KB
:ref:`board_ststm32_olimexino`	:ref:`platform_ststm32`	STM32F103RBT6	72MHz	128KB	20KB
:ref:`board_ststm32_olimex_p405`	:ref:`platform_ststm32`	STM32F405RGT6	168MHz	1MB	192KB
:ref:`board_nordicnrf52_particle_argon`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	796KB	243KB
:ref:`board_nordicnrf52_particle_boron`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	796KB	243KB
:ref:`board_nordicnrf52_particle_xenon`	:ref:`platform_nordicnrf52`	NRF52840	64MHz	796KB	243KB
:ref:`board_ststm32_steval_fcu001v1`	:ref:`platform_ststm32`	STM32F401CCU6	84MHz	256KB	64KB
:ref:`board_ststm32_olimex_e407`	:ref:`platform_ststm32`	STM32F407ZGT6	168MHz	1MB	128KB
:ref:`board_ststm32_olimex_h407`	:ref:`platform_ststm32`	STM32F407ZGT6	168MHz	1MB	128KB
:ref:`board_ststm32_eval_f107vc`	:ref:`platform_ststm32`	STM32F107VCT6	72MHz	256KB	64KB
:ref:`board_ststm32_eval_f373vc`	:ref:`platform_ststm32`	STM32F373VCT6	72MHz	256KB	32KB
:ref:`board_ststm32_eval_f072vb`	:ref:`platform_ststm32`	STM32F072VBT6	48MHz	128KB	16KB
:ref:`board_nordicnrf51_waveshare_ble400`	:ref:`platform_nordicnrf51`	NRF51822	32MHz	256KB	32KB

Examples

Platforms

Name	Description
:ref:`platform_atmelsam`	Atmel \| SMART offers Flash- based ARM products based on the ARM Cortex-M0+, Cortex-M3 and Cortex-M4 architectures, ranging from 8KB to 2MB of Flash including a rich peripheral and feature mix.
:ref:`platform_freescalekinetis`	Freescale Kinetis Microcontrollers is family of multiple hardware- and software-compatible ARM Cortex-M0+, Cortex-M4 and Cortex-M7-based MCU series. Kinetis MCUs offer exceptional low-power performance, scalability and feature integration.
:ref:`platform_nordicnrf51`	The Nordic nRF51 Series is a family of highly flexible, multi-protocol, system-on-chip (SoC) devices for ultra-low power wireless applications. nRF51 Series devices support a range of protocol stacks including Bluetooth Smart (previously called Bluetooth low energy), ANT and proprietary 2.4GHz protocols such as Gazell.
:ref:`platform_nordicnrf52`	The nRF52 Series are built for speed to carry out increasingly complex tasks in the shortest possible time and return to sleep, conserving precious battery power. They have a Cortex-M4F processor and are the most capable Bluetooth Smart SoCs on the market.
:ref:`platform_nxpimxrt`	The i.MX RT series of crossover processors features the Arm Cortex-M core, real-time functionality and MCU usability at a cost-effective price.
:ref:`platform_nxplpc`	The NXP LPC is a family of 32-bit microcontroller integrated circuits by NXP Semiconductors. The LPC chips are grouped into related series that are based around the same 32-bit ARM processor core, such as the Cortex-M4F, Cortex-M3, Cortex-M0+, or Cortex-M0. Internally, each microcontroller consists of the processor core, static RAM memory, flash memory, debugging interface, and various peripherals.
:ref:`platform_sifive`	SiFive brings the power of open source and software automation to the semiconductor industry, making it possible to develop new hardware faster and more affordably than ever before.
:ref:`platform_siliconlabsefm32`	Silicon Labs EFM32 Gecko 32-bit microcontroller (MCU) family includes devices that offer flash memory configurations up to 256 kB, 32 kB of RAM and CPU speeds up to 48 MHz. Based on the powerful ARM Cortex-M core, the Gecko family features innovative low energy techniques, short wake-up time from energy saving modes and a wide selection of peripherals, making it ideal for battery operated applications and other systems requiring high performance and low-energy consumption.
:ref:`platform_ststm32`	The STM32 family of 32-bit Flash MCUs based on the ARM Cortex-M processor is designed to offer new degrees of freedom to MCU users. It offers a 32-bit product range that combines very high performance, real-time capabilities, digital signal processing, and low-power, low-voltage operation, while maintaining full integration and ease of development.

Boards

Note

You can list pre-configured boards by :ref:`cmd_boards` command or PlatformIO Boards Explorer
For more detailed board information please scroll the tables below by horizontally.

96Boards

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_ststm32_b96b_argonkey`	:ref:`platform_ststm32`	External	STM32F412CG	100MHz	1MB	256KB
:ref:`board_ststm32_b96b_f446ve`	:ref:`platform_ststm32`	On-board	STM32F446VET6	168MHz	512KB	128KB
:ref:`board_ststm32_b96b_neonkey`	:ref:`platform_ststm32`	External	STM32F411CE	100MHz	512KB	128KB
:ref:`board_nordicnrf52_96b_nitrogen`	:ref:`platform_nordicnrf52`	External	NRF52832	64MHz	512KB	64KB

Adafruit

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_adafruit_feather_nrf52832`	:ref:`platform_nordicnrf52`	External	NRF52832	64MHz	512KB	64KB
:ref:`board_atmelsam_adafruit_feather_m0`	:ref:`platform_atmelsam`	External	SAMD21G18A	48MHz	256KB	32KB
:ref:`board_atmelsam_adafruit_trinket_m0`	:ref:`platform_atmelsam`	External	SAMD21E18A	48MHz	256KB	32KB

Arduino

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_atmelsam_due`	:ref:`platform_atmelsam`	External	AT91SAM3X8E	84MHz	512KB	96KB
:ref:`board_atmelsam_zero`	:ref:`platform_atmelsam`	On-board	SAMD21G18A	48MHz	256KB	32KB

Atmel

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_atmelsam_samr21_xpro`	:ref:`platform_atmelsam`	On-board	SAMR21G18A	48MHz	256KB	32KB
:ref:`board_atmelsam_samd21_xpro`	:ref:`platform_atmelsam`	On-board	SAMD21J18A	48MHz	256KB	32KB

BBC

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf51_bbcmicrobit`	:ref:`platform_nordicnrf51`	On-board	NRF51822	16MHz	256KB	16KB

ElectronutLabs

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_electronut_blip`	:ref:`platform_nordicnrf52`	On-board	NRF52840	64MHz	1MB	256KB
:ref:`board_nordicnrf52_electronut_papyr`	:ref:`platform_nordicnrf52`	On-board	NRF52840	64MHz	1MB	256KB

Freescale

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_freescalekinetis_frdm_k22f`	:ref:`platform_freescalekinetis`	On-board	MK22FN512VLH12	120MHz	512KB	128KB
:ref:`board_freescalekinetis_frdm_k64f`	:ref:`platform_freescalekinetis`	On-board	MK64FN1M0VLL12	120MHz	1MB	256KB
:ref:`board_freescalekinetis_frdm_k82f`	:ref:`platform_freescalekinetis`	On-board	MK82FN256VLL15	150MHz	256KB	256KB
:ref:`board_freescalekinetis_frdm_kl25z`	:ref:`platform_freescalekinetis`	On-board	MKL25Z128VLK4	48MHz	128KB	16KB
:ref:`board_freescalekinetis_frdm_kw24d`	:ref:`platform_freescalekinetis`	External	MKW24D512	50MHz	512KB	64KB
:ref:`board_freescalekinetis_frdm_kw41z`	:ref:`platform_freescalekinetis`	On-board	MKW41Z512VHT4	48MHz	512KB	128KB

Generic

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_ststm32_blackpill_f103c8`	:ref:`platform_ststm32`	External	STM32F103C8T6	72MHz	64KB	20KB
:ref:`board_ststm32_blackpill_f103c8_128`	:ref:`platform_ststm32`	External	STM32F103C8T6	72MHz	128KB	20KB
:ref:`board_ststm32_bluepill_f103c8`	:ref:`platform_ststm32`	External	STM32F103C8T6	72MHz	64KB	20KB
:ref:`board_ststm32_bluepill_f103c8_128k`	:ref:`platform_ststm32`	External	STM32F103C8T6	72MHz	128KB	20KB

Holyiot

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_holyiot_yj16019`	:ref:`platform_nordicnrf52`	External	NRF52832	64MHz	512KB	64KB

Laird Connectivity

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_laird_bl652_dvk`	:ref:`platform_nordicnrf52`	On-board	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_laird_bl654_dvk`	:ref:`platform_nordicnrf52`	On-board	NRF52840	64MHz	1MB	256KB

Makerdiary

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_nrf52832_mdk`	:ref:`platform_nordicnrf52`	On-board	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_nrf52840_mdk`	:ref:`platform_nordicnrf52`	On-board	NRF52840	64MHz	1MB	256KB

MikroElektronika

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_freescalekinetis_hexiwear`	:ref:`platform_freescalekinetis`	External	MK64FN1M0VDC12	120MHz	1MB	256KB

NXP

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nxplpc_lpc54114`	:ref:`platform_nxplpc`	On-board	LPC54114J256BD64	100MHz	256KB	192KB
:ref:`board_nxpimxrt_mimxrt1010_evk`	:ref:`platform_nxpimxrt`	On-board	MIMXRT1011DAE5A	500MHz	64KB	128KB
:ref:`board_nxpimxrt_mimxrt1015_evk`	:ref:`platform_nxpimxrt`	On-board	MIMXRT1015DAF5A	500MHz	96KB	128KB
:ref:`board_nxpimxrt_mimxrt1020_evk`	:ref:`platform_nxpimxrt`	On-board	MIMXRT1021DAG5A	500MHz	64MB	256MB
:ref:`board_nxpimxrt_mimxrt1050_evk`	:ref:`platform_nxpimxrt`	On-board	MIMXRT1052DVL6B	600MHz	64MB	512KB
:ref:`board_nxpimxrt_mimxrt1060_evk`	:ref:`platform_nxpimxrt`	On-board	MIMXRT1062DVL6A	600MHz	64MB	1MB
:ref:`board_nxpimxrt_mimxrt1064_evk`	:ref:`platform_nxpimxrt`	On-board	MIMXRT1064DVL6A	600MHz	4MB	1MB

Nordic

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_thingy_52`	:ref:`platform_nordicnrf52`	External	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf51_nrf51_dongle`	:ref:`platform_nordicnrf51`	On-board	NRF51822	32MHz	256KB	32KB
:ref:`board_nordicnrf51_nrf51_dk`	:ref:`platform_nordicnrf51`	On-board	NRF51822	32MHz	256KB	32KB
:ref:`board_nordicnrf52_nrf52_dk`	:ref:`platform_nordicnrf52`	On-board	NRF52832	64MHz	512KB	64KB
:ref:`board_nordicnrf52_nrf52840_dk`	:ref:`platform_nordicnrf52`	On-board	NRF52840	64MHz	1MB	256KB

Olimex

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_ststm32_olimexino`	:ref:`platform_ststm32`	External	STM32F103RBT6	72MHz	128KB	20KB
:ref:`board_ststm32_olimex_p405`	:ref:`platform_ststm32`	External	STM32F405RGT6	168MHz	1MB	192KB
:ref:`board_ststm32_olimex_e407`	:ref:`platform_ststm32`	External	STM32F407ZGT6	168MHz	1MB	128KB
:ref:`board_ststm32_olimex_h407`	:ref:`platform_ststm32`	External	STM32F407ZGT6	168MHz	1MB	128KB

Particle

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf52_particle_argon`	:ref:`platform_nordicnrf52`	External	NRF52840	64MHz	796KB	243KB
:ref:`board_nordicnrf52_particle_boron`	:ref:`platform_nordicnrf52`	External	NRF52840	64MHz	796KB	243KB
:ref:`board_nordicnrf52_particle_xenon`	:ref:`platform_nordicnrf52`	External	NRF52840	64MHz	796KB	243KB

RedBearLab

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf51_redBearLabBLENano`	:ref:`platform_nordicnrf51`	On-board	NRF51822	16MHz	256KB	32KB
:ref:`board_nordicnrf52_redbear_blenano2`	:ref:`platform_nordicnrf52`	On-board	NRF52832	64MHz	512KB	64KB

ST

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_ststm32_disco_f412zg`	:ref:`platform_ststm32`	On-board	STM32F412ZGT6	100MHz	1MB	256KB
:ref:`board_ststm32_disco_f723ie`	:ref:`platform_ststm32`	On-board	STM32F723IEK6	216MHz	512KB	192KB
:ref:`board_ststm32_nucleo_g071rb`	:ref:`platform_ststm32`	External	STM32G071RBT6	64MHz	128KB	36KB
:ref:`board_ststm32_nucleo_g431rb`	:ref:`platform_ststm32`	External	STM32G431RBT6	170MHz	128KB	32KB
:ref:`board_ststm32_nucleo_g474re`	:ref:`platform_ststm32`	External	STM32G474RET6	170MHz	512KB	128KB
:ref:`board_ststm32_disco_f411ve`	:ref:`platform_ststm32`	On-board	STM32F411VET6	100MHz	512KB	128KB
:ref:`board_ststm32_disco_f429zi`	:ref:`platform_ststm32`	On-board	STM32F429ZIT6	180MHz	2MB	256KB
:ref:`board_ststm32_disco_f469ni`	:ref:`platform_ststm32`	On-board	STM32F469NIH6	180MHz	1MB	384KB
:ref:`board_ststm32_disco_f746ng`	:ref:`platform_ststm32`	On-board	STM32F746NGH6	216MHz	1MB	320KB
:ref:`board_ststm32_disco_f769ni`	:ref:`platform_ststm32`	On-board	STM32F769NIH6	216MHz	1MB	512KB
:ref:`board_ststm32_disco_l476vg`	:ref:`platform_ststm32`	On-board	STM32L476VGT6	80MHz	1MB	128KB
:ref:`board_ststm32_disco_l496ag`	:ref:`platform_ststm32`	On-board	STM32L496AGI6	80MHz	1MB	320KB
:ref:`board_ststm32_disco_l475vg_iot01a`	:ref:`platform_ststm32`	On-board	STM32L475VGT6	80MHz	1MB	128KB
:ref:`board_ststm32_disco_l072cz_lrwan1`	:ref:`platform_ststm32`	On-board	STM32L072CZ	32MHz	192KB	20KB
:ref:`board_ststm32_disco_f072rb`	:ref:`platform_ststm32`	On-board	STM32F072RBT6	48MHz	128KB	16KB
:ref:`board_ststm32_nucleo_f030r8`	:ref:`platform_ststm32`	On-board	STM32F030R8T6	48MHz	64KB	8KB
:ref:`board_ststm32_nucleo_f070rb`	:ref:`platform_ststm32`	On-board	STM32F070RBT6	48MHz	128KB	16KB
:ref:`board_ststm32_nucleo_f091rc`	:ref:`platform_ststm32`	On-board	STM32F091RCT6	48MHz	256KB	32KB
:ref:`board_ststm32_nucleo_f103rb`	:ref:`platform_ststm32`	On-board	STM32F103RBT6	72MHz	128KB	20KB
:ref:`board_ststm32_nucleo_f207zg`	:ref:`platform_ststm32`	On-board	STM32F207ZGT6	120MHz	1MB	128KB
:ref:`board_ststm32_nucleo_f302r8`	:ref:`platform_ststm32`	On-board	STM32F302R8T6	72MHz	64KB	16KB
:ref:`board_ststm32_nucleo_f334r8`	:ref:`platform_ststm32`	On-board	STM32F334R8T6	72MHz	64KB	16KB
:ref:`board_ststm32_nucleo_f401re`	:ref:`platform_ststm32`	On-board	STM32F401RET6	84MHz	512KB	96KB
:ref:`board_ststm32_nucleo_f411re`	:ref:`platform_ststm32`	On-board	STM32F411RET6	100MHz	512KB	128KB
:ref:`board_ststm32_nucleo_f412zg`	:ref:`platform_ststm32`	On-board	STM32F412ZGT6	100MHz	1MB	256KB
:ref:`board_ststm32_nucleo_f413zh`	:ref:`platform_ststm32`	On-board	STM32F413ZHT6	100MHz	512KB	128KB
:ref:`board_ststm32_nucleo_f429zi`	:ref:`platform_ststm32`	On-board	STM32F429ZIT6	180MHz	2MB	256KB
:ref:`board_ststm32_nucleo_f446re`	:ref:`platform_ststm32`	On-board	STM32F446RET6	180MHz	512KB	128KB
:ref:`board_ststm32_nucleo_f746zg`	:ref:`platform_ststm32`	On-board	STM32F746ZGT6	216MHz	1MB	320KB
:ref:`board_ststm32_nucleo_f756zg`	:ref:`platform_ststm32`	On-board	STM32F756ZG	216MHz	1MB	320KB
:ref:`board_ststm32_nucleo_f767zi`	:ref:`platform_ststm32`	On-board	STM32F767ZIT6	216MHz	2MB	512KB
:ref:`board_ststm32_nucleo_l053r8`	:ref:`platform_ststm32`	On-board	STM32L053R8T6	32MHz	64KB	8KB
:ref:`board_ststm32_nucleo_l073rz`	:ref:`platform_ststm32`	On-board	STM32L073RZ	32MHz	192KB	20KB
:ref:`board_ststm32_nucleo_l432kc`	:ref:`platform_ststm32`	On-board	STM32L432KCU6	80MHz	256KB	64KB
:ref:`board_ststm32_nucleo_l476rg`	:ref:`platform_ststm32`	On-board	STM32L476RGT6	80MHz	1MB	128KB
:ref:`board_ststm32_nucleo_l496zg`	:ref:`platform_ststm32`	On-board	STM32L496ZGT6	80MHz	1MB	128KB
:ref:`board_ststm32_nucleo_l4r5zi`	:ref:`platform_ststm32`	On-board	STM32L4R5ZIT6	120MHz	2MB	640KB
:ref:`board_ststm32_disco_f051r8`	:ref:`platform_ststm32`	On-board	STM32F051R8T6	48MHz	64KB	8KB
:ref:`board_ststm32_disco_f303vc`	:ref:`platform_ststm32`	On-board	STM32F303VCT6	72MHz	256KB	48KB
:ref:`board_ststm32_disco_f407vg`	:ref:`platform_ststm32`	On-board	STM32F407VGT6	168MHz	1MB	128KB
:ref:`board_ststm32_steval_fcu001v1`	:ref:`platform_ststm32`	External	STM32F401CCU6	84MHz	256KB	64KB
:ref:`board_ststm32_eval_f107vc`	:ref:`platform_ststm32`	External	STM32F107VCT6	72MHz	256KB	64KB
:ref:`board_ststm32_eval_f373vc`	:ref:`platform_ststm32`	External	STM32F373VCT6	72MHz	256KB	32KB
:ref:`board_ststm32_eval_f072vb`	:ref:`platform_ststm32`	External	STM32F072VBT6	48MHz	128KB	16KB
:ref:`board_ststm32_disco_h743xi`	:ref:`platform_ststm32`	On-board	STM32H747XIH6	400MHz	2MB	512KB

SiFive

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_sifive_hifive1`	:ref:`platform_sifive`	On-board	FE310	320MHz	16MB	16KB
:ref:`board_sifive_hifive1-revb`	:ref:`platform_sifive`	On-board	FE310	320MHz	16MB	16KB

Silicon Labs

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_siliconlabsefm32_efm32wg_stk3800`	:ref:`platform_siliconlabsefm32`	On-board	EFM32WG990F256	48MHz	256KB	32KB
:ref:`board_siliconlabsefm32_efm32hg_stk3400`	:ref:`platform_siliconlabsefm32`	On-board	EFM32HG322F64	25MHz	64KB	8KB

SparkFun

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_sifive_sparkfun_redboard_v`	:ref:`platform_sifive`	On-board	FE310	320MHz	16MB	16KB
:ref:`board_sifive_sparkfun_thing_plus_v`	:ref:`platform_sifive`	On-board	FE310	320MHz	16MB	16KB

VNG

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf51_vbluno51`	:ref:`platform_nordicnrf51`	On-board	NRF51822	16MHz	128KB	32KB
:ref:`board_nordicnrf52_vbluno52`	:ref:`platform_nordicnrf52`	On-board	NRF52832	64MHz	512KB	64KB

Waveshare

Name	Platform	Debug	MCU	Frequency	Flash	RAM
:ref:`board_nordicnrf51_waveshare_ble400`	:ref:`platform_nordicnrf51`	External	NRF51822	32MHz	256KB	32KB

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Zephyr

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Zephyr

Debugging

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96Boards

Adafruit

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