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readme: add clarification to notes

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Signed-off-by:  Eric Callahan <arksine.code@gmail.com>
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Eric Callahan 2022-04-15 08:05:20 -04:00
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@ -89,9 +89,14 @@ defaults to `~/klipper/out/klipper.bin`. The `uuid` must be specified unless
the user is running a query with `-q`. the user is running a query with `-q`.
## Notes ## Notes
- If using a MCP2515 Can Device it is likely that packets will be dropped when - It is recommended to USB CAN device flashed with
reading flash back from the node during the verification process. Reducing [candlelight](https://github.com/candle-usb/candleLight_fw), such as a
SPI speed may help with this, in my testing the process could not complete [Canable](https://canable.io/).
at 10MHz. If possible use a USB can device flashed with - If using a MCP2515 CAN Device (ie: Waveshare RS485 CAN HAT) it is possible
[candlelight](https://github.com/candle-usb/candleLight_fw). that packets will be dropped when reading flash back from the node during
the verification process. That said, I have successfully tested the 12 MHz
Crystal variant with the
[recommended settings](https://www.waveshare.com/wiki/RS485_CAN_HAT).
- If you have a STM32F103 device and the verification fails it is likely that
you selected the wrong `Flash Page Size`.