From 226835f5a5265ed930777734811a2a6ab8bee89f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Guido=20G=C3=BCnther?= Date: Thu, 15 Dec 2016 21:12:48 +0100 Subject: [PATCH] atusb: Document that dfu-util needs to be run before device enters runtime mode MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Guido Günther Acked-by: Stefan Schmidt Signed-off-by: Kyle McMartin --- atusb/ChangeLog | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/atusb/ChangeLog b/atusb/ChangeLog index 62b7cef..7e1d96d 100644 --- a/atusb/ChangeLog +++ b/atusb/ChangeLog @@ -7,8 +7,12 @@ ChangeLog: * Remove FCS frame check from firmware and leave it to the driver * Use extended operation mode for TX for automatic ACK handling -To flash the firmware you need dfu-util on the host: -dfu-util -d 20b7:1540 -D atusb-0.3.dfu +To flash the firmware you need dfu-util on the host. Issue + + dfu-util -d 20b7:1540 -D atusb-0.3.dfu + +right after plugging the device into the USB port while the red led is still +on. For the Atmel Raven USB dongle a full JTAG setup is needed to flash the firmware as no DFU bootloader is available there.