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Change default flash mode to 'dio' in fw image header (#2013)

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Arnim Läuger 2017-06-25 20:41:36 +02:00 committed by Marcel Stör
parent 435a4cf5a1
commit 26df4a32ad
2 changed files with 2 additions and 1 deletions
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2
Makefile
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@ -188,7 +188,7 @@ endef
$(BINODIR)/%.bin: $(IMAGEODIR)/%.out $(BINODIR)/%.bin: $(IMAGEODIR)/%.out
@mkdir -p $(BINODIR) @mkdir -p $(BINODIR)
$(ESPTOOL) elf2image $< -o $(FIRMWAREDIR) $(ESPTOOL) elf2image --flash_mode dio --flash_freq 40m $< -o $(FIRMWAREDIR)
############################################################# #############################################################
# Rules base # Rules base

1
docs/en/flash.md
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@ -30,6 +30,7 @@ Run the following command to flash an *aggregated* binary as is produced for exa
- See [below](#determine-flash-size) if you don't know or are uncertain about the capacity of the flash chip on your device. It might help to double check as e.g. some ESP-01 modules come with 512kB while others are equipped with 1MB. - See [below](#determine-flash-size) if you don't know or are uncertain about the capacity of the flash chip on your device. It might help to double check as e.g. some ESP-01 modules come with 512kB while others are equipped with 1MB.
- esptool.py is under heavy development. It's advised you run the latest version (check with `esptool.py version`). Since this documentation may not have been able to keep up refer to the [esptool flash modes documentation](https://github.com/themadinventor/esptool#flash-modes) for current options and parameters. - esptool.py is under heavy development. It's advised you run the latest version (check with `esptool.py version`). Since this documentation may not have been able to keep up refer to the [esptool flash modes documentation](https://github.com/themadinventor/esptool#flash-modes) for current options and parameters.
- The firmware image file contains default settings `dio` for flash mode and `40m` for flash frequency.
- In some uncommon cases, the [SDK init data](#sdk-init-data) may be invalid and NodeMCU may fail to boot. The easiest solution is to fully erase the chip before flashing: - In some uncommon cases, the [SDK init data](#sdk-init-data) may be invalid and NodeMCU may fail to boot. The easiest solution is to fully erase the chip before flashing:
`esptool.py --port <serial-port-of-ESP8266> erase_flash` `esptool.py --port <serial-port-of-ESP8266> erase_flash`