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| -rw-r--r-- | ports/stm32/mboot/README.md | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/ports/stm32/mboot/README.md b/ports/stm32/mboot/README.md index 3128307b1..52bbf5567 100644 --- a/ports/stm32/mboot/README.md +++ b/ports/stm32/mboot/README.md @@ -132,7 +132,8 @@ are located and what filename to program. The elements to use are: `u32` means unsigned 32-bit little-endian integer. -The firmware to load must be a gzip'd DfuSe file (.dfu.gz). +The firmware to load must be a gzip'd DfuSe file (.dfu.gz) and stored within a +FAT formatted partition. The provided fwupdate.py script contains helper functions to call into Mboot with the correct data, and also to update Mboot itself. |