RAKDAP1
Definition
Section titled “Definition”USB-connected programmer/debugger providing CMSIS-DAPA standard protocol enabling host debugging software to communicate with supported ARM debug probes.Crux usage: The RAKDAP1 presents a CMSIS-DAP interface for host tools such as pyOCD.Open full definition access to ARM SWDSerial Wire Debug, an ARM debugging and programming interface using SWDIO, SWCLK and a common electrical reference.Crux usage: Provides a lower-level diagnostic path to the RAK4631 processor when ordinary USB access is unavailable.Open full definition targets.
Crux usage
Section titled “Crux usage”Used with the workbench workstation to inspect and recover nRF52840Nordic Semiconductor ARM Cortex-M4F microcontroller and wireless system-on-chip.Crux usage: Processing device inside the RAK4631, accessed during recovery using SWD.Open full definition targets independently of their application or USB BootloaderFirmware supporting startup and, depending on design, a supported method for updating device application software.Crux usage: The recovery campaign restored a compatible UF2 bootloader environment before applying the MeshCore USB Companion firmware.Open full definition.
Context
Section titled “Context”The documented four-wire setup uses SWCLK, SWDIO, GND and a 3V3 target-voltage reference. Programmer 5V was not connected.
Aliases
Section titled “Aliases”RAKDAP1USB-connected programmer/debugger providing CMSIS-DAP access to ARM SWD targets.Crux usage: Used with the workbench workstation to inspect and recover nRF52840 targets independently of their application or USB bootloader.Open full definition, NanoDAP
Related terms
Section titled “Related terms”This entry is governed through the AtlasCrux’s governed operational intelligence system for interpreting system state, coordinating workflows, and presenting actions or decisions.Crux usage: Atlas connects engineering records, sensor data, communications, automation, evidence, and publishing. Material changes remain subject to validation rules and human approval.Open full definition Engineering System.