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46 lines
1.9 KiB
Markdown
46 lines
1.9 KiB
Markdown
# `cargo-flash` is not working
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## Debug power request failed
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``` console
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$ cargo flash --chip nRF52840_xxAA --bin hello
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ERROR probe_rs::architecture::arm::communication_interface > Debug power request failed
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Error processing command: An error specific to the selected architecture occured
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```
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This is a spurious error that occurs only once on a new development kit. Running the command again should make the error go away. If you still get the error run `RUST_LOG=probe_rs=debug cargo flash --chip nRF52840_xxAA --bin hello ` once.
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## 'erase_sector' failed with code 1
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``` console
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$ cargo flash --chip nRF52840_xxAA --bin hello
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(..)
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Error failed to flash app: The execution of 'erase_sector' failed with code 1
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```
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flash write protection is enabled in the device. To disable it use the `nrf-recover` tool. Instructions can be found in the [setup page](https://oxidizeconf.com/oxidize-global-setup/) and in the top-level README of this repository.
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## Linux permissions
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``` console
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$ cargo flash --chip nRF52840_xxAA --bin hello
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Error: An error specific to a probe type occured: USB error while opening USB device: Access denied (insufficient permissions)
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Caused by:
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USB error while opening USB device: Access denied (insufficient permissions)
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```
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udev rules need to be changed to allow non-root access. Instructions can be found in the [setup page](https://oxidizeconf.com/oxidize-global-setup/) and in the top-level README of this repository.
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## Wrong Windows Driver
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``` console
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$ cargo flash --chip nRF52840_xxAA --bin hello
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Error: An error specific to a probe type occured: USB error while opening USB device: Entity not found
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Caused by:
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USB error while opening USB device: Entity not found
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```
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You need to bind the BULK interface of the J-Link USB device to the WinUSB driver using the Zadig tool. Instructions can be found in the [setup page](https://oxidizeconf.com/oxidize-global-setup/) and in the top-level README of this repository.
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