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Update README.txt

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andrum99
2021-10-09 00:37:32 +01:00
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imager/README.txt
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@@ -9,6 +9,11 @@ This rescue image also updates the USB 3 controller (VL805) firmware to the
latest version, 138a1, which has better full-speed isochronous endpoint
support.
Raspberry Pi 4 board revisions 1.1 and 1.2 contain a separate EEPROM
which contains firmware for the USB 3 controller (VL805): on newer revisions
the USB controller firmware is stored in the bootloader EEPROM along with
the bootloader.
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
@@ -31,4 +36,7 @@ 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.
Once the EEPROM is updated, the SD card can be removed.
Once the EEPROM is updated, the SD card can be removed. In order to make
the entire capacity of the SD card available again, you must then reformat
the SD card using Raspberry Pi Imager by selecting the 'format card as
FAT32' option.