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[sw/image_gen] updated (legacy) UART upload script #133

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stnolting 2021-07-30 16:17:24 +02:00
parent ff75c2fe9c
commit 5dcf1cac87
1 changed files with 2 additions and 2 deletions
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4
sw/image_gen/uart_upload.sh
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@ -8,7 +8,7 @@ if [ $# -ne 2 ]
then
echo "Upload image via serial port (UART) to the NEORV32 bootloader."
echo "Reset processor before starting the upload."
echo "Usage: [sudo] sh uart_upload.sh <tty> <file>"
echo "Usage: [sudo] sh uart_upload.sh <port> <NEORV32 executable>"
echo "Example: sh uart_upload.sh /dev/ttyS6 neorv32_exe.bin"
exit
fi
@ -20,7 +20,7 @@ stty -F "$1" 19200 -hup raw -echo -echoe -echok -echoctl -echoke -crtscts cs8 -c
exec 3<$1 # redirect serial output to fd 3
cat <&3 > uart_upload.response.dat & # redirect serial output to file
PID=$! # save pid to kill cat
printf "#" > $1 # send fast/silent upload to serial port
printf "u" > $1 # send upload command to serial port
sleep 0.5s # wait for bootloader response
kill $PID # kill cat process