Can this product be used for swd with an arm processor?

Yes, the Black Magic Probe does support SWD as well as JTAG.

Can i use this with a saml21 and mplabx?

Should be able to, as the data sheet for the SAML 21 states "two-pin Serial Wire Debug (SWD) programming, testing, and debugging interface" which the Black Magic Probe does support (as it supports SWD and JTAG).

Can this be used to program nrf52832?

Yes, the nrf52832 is a SoC based on a Arm cortex-M4 CPU. The Jeff Probe runs a modified version of the black magic probe firmware, which is designed to debug/program most ARM CPUs

Jeff Probe Open Source Jtag By Flirc

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Description

🕵️‍♂️ Debug smarter, not harder — the open-source JTAG revolution is here!

DUAL USB INTERFACE - Simultaneously acts as a GDB server and UART interface, streamlining debugging and serial communication in one sleek device.
OPEN SOURCE FREEDOM - Built on the trusted Black Magic Probe design, fully open hardware and software for ultimate customization and community-driven innovation.
COMPACT LIGHTWEIGHT - Weighing just 20 grams, Jeff Probe fits effortlessly into any test fixture or developer toolkit without adding bulk.
UNIVERSAL COMPATIBILITY - Supports a vast range of MCUs from Raspberry Pi Pico to STM32 and Nordic series, ensuring seamless integration with your projects.
INNOVATIVE 2 WIRE SERIAL INTERFACE - Unique routing of unused JTAG pins to UART enables single-wire connections, reducing clutter and complexity in your test setups.

Jeff Probe by Flirc is a lightweight, open source JTAG probe designed for professional developers and students alike. Compatible with a broad spectrum of microcontrollers including Raspberry Pi Pico, STM32, Nordic, and more, it features dual USB interfaces for simultaneous GDB and UART communication. Its built-in voltage translator and innovative 2-wire serial interface simplify debugging workflows, making it an affordable, customizable, and powerful tool for modern embedded development.

Specifications

ASIN	B07ZK4LFTQ
Best Sellers Rank	#472,032 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,795 in Test Probes & Leads
Brand	Flirc
CPU Model	Cortex
Compatible Devices	Raspberry Pi Pico, SAMD20, SAMD21, SAM32, SAM3X, SAM3S, SAM3U, SAM4L, SAM4S, 51 series, 52 series, KL25, KL27, KL02, KE04, EFM32, EZR32, LPC8xx, LPC11XX, LPC15XX, LPC43XX, LM3S, TM4C, STM32F0, STM32F1, STM32F2, STM32F3, STM32F4, STM32F7, STM32H7, STM32G0, STM32G4, STM32L0, STM32L1, STM32L5
Connectivity Technology	USB
Customer Reviews	4.0 out of 5 stars 57 Reviews
Item Weight	0.02 Kilograms
Manufacturer	Flirc
Mfr Part Number	FL-10269
Model Name	Jeff Probe
Model Number	FL-10269
Operating System	Linux
Processor Count	1
RAM Memory Technology	LPDDR
Total Usb Ports	2
UPC	090281102692
Unit Count	1.0 Count
Warranty Description	1 year manufacturer warranty
Wireless Communication Standard	Bluetooth
Wireless Compability	Bluetooth

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€ 38.95

Duties & taxes included

In stock

Sold byAmazon SpainDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Spain.

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Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

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The product quality is outstanding. Exactly what I needed for my work.

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Jeff Probe - Open Source JTAG by Flirc

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