readme: suggest a full chip erase

Signed-off-by:  Eric Callahan <arksine.code@gmail.com>
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Eric Callahan 2022-04-17 19:29:58 -04:00
parent 8313f425d0
commit b6572909b2
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@ -43,6 +43,10 @@ devices via UART and STM32F042/72 devices over DFU. ST's STM32CubeProgrammer
software can facilitate all of these methods, however there are also other software can facilitate all of these methods, however there are also other
tools such as `stm32flash` (UART) and `dfu-util` (USB DFU). tools such as `stm32flash` (UART) and `dfu-util` (USB DFU).
NOTE: Prior to flashing CanBoot it is recommended to do a full chip erase.
Doing so allows CanBoot to detect that no application is present and enter
the bootloader. This is required if your board does no have a reset button.
## Uploading a Program ## Uploading a Program
1) Build Klipper with CAN support and with the "8KiB" bootloader setting enabled. 1) Build Klipper with CAN support and with the "8KiB" bootloader setting enabled.
2) Enter the bootloader. This may be accomplished through "double tapping" the 2) Enter the bootloader. This may be accomplished through "double tapping" the