Update README.txt

This commit is contained in:
andrum99
2021-10-08 17:06:14 +01:00
committed by GitHub
parent 75b4ea7c7a
commit a30fbd6928

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@@ -5,13 +5,14 @@ The Raspberry Pi 4 contains a small EEPROM used to store the bootloader.
This rescue image reverts the bootloader EEPROM to factory default settings.
This rescue image also updates the USB 3.0 (VL805) firmware to the latest
version (138a1) with better full-speed isochronous endpoint support.
This rescue image also updates the USB 3 controller (VL805) firmware to the
latest version, 138a1, which has better full-speed isochronous endpoint
support.
The easiest method for creating EEPROM rescue images, and formatting SD cards,
is to use Raspberry Pi Imager from https://raspberrypi.com/software.
Imager provides a GUI for downloading the latest version of this rescue
image and flashing it to an SD card.
The easiest method for creating EEPROM rescue images, and formatting SD
cards, is to use Raspberry Pi Imager from https://raspberrypi.com/software.
Raspberry Pi Imager provides a GUI for downloading the latest version of
this rescue image and flashing it to an SD card.
Alternatively, copy the contents of this zip file to a blank
FAT formatted SD card. The FAT partition must be < 32 GB.
@@ -24,10 +25,10 @@ To update the EEPROM:
4. Wait at least 10 seconds
If successful, the green LED on the Raspberry Pi will blink rapidly forever.
An unsuccessful update of the EEPROM is indicated by a different blinking pattern
corresponding to the specific error.
An unsuccessful update of the EEPROM is indicated by a different blinking
pattern corresponding to the specific error.
If an HDMI display is attached, then the screen will display green for success
or red if a failure occurs.
If an HDMI display is attached, then the screen will display green for
success or red if a failure occurs.
Once the EEPROM is updated, the SD card can be removed.