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--- interfaces:usb2can [2022/12/16 14:12] – [Install] darron
+++ interfaces:usb2can [2022/12/19 00:32] (current) – [Upgrade] darron
@@ Line 79: / Line 79: @@
 CAN H
 </code>
+=== Upgrade ===
+Install dfu-util from source.
+==dfu-util==
+<code>
+dfu-util -V
+dfu-util 0.11-dev
+</code>
+==Flash==
+Hold down button with a paper clip, or more easily prise
+open case and press the button with a thumb  and insert
+device in usb port.
+When upgrading omit the device ID because the firmware is
+for product id 0.
+<code>
+sudo dfu-util -D usb2can_1_7.dfu
+</code>
+==dmesg==
+<code>
+new full-speed USB device number 24 using dwc_otg
+New USB device found, idVendor=0483, idProduct=1234, bcdDevice= 1.00
+New USB device strings: Mfr=1, Product=2, SerialNumber=3
+Product: USB2CAN converter
+Manufacturer: edevices
+SerialNumber: ED000200
+usb_8dev can0: firmware: 1.7, hardware: 1.0
+</code>
 === Resources ====
@@ Line 89: / Line 126: @@
 [[https://www.8devices.com/media/products/usb2can/downloads/usb2can_schematics.pdf|Schematic]]
+/*
 [[https://web.archive.org/web/20160825184358/http://www.netduino.com/downloads/dfusedemo_3.0.3.zip|Windows DFU]]
+*/
-[[https://www.8devices.com/media/products/usb2can/downloads/usb2can_1_7.zip|Latest firmware]]
+[[https://www.8devices.com/media/products/usb2can/downloads/usb2can_1_7.zip|Last firmware]]