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pulsar256/flash_skr1.3.sh

Created May 28, 2021 20:54
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Flash klipper on a SKR1.3 wired direclty via serial to the RPI
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flash_skr1.3.sh
#!/bin/bash
pin_reset=22
pin_boot=26
firmware=$HOME/klipper/out/klipper.bin
sudo systemctl stop klipper
# enter boot bootloader sequence
gpio mode $pin_reset OUT
gpio mode $pin_boot OUT
# hold reset and bootloader down
gpio write $pin_reset 0
gpio write $pin_boot 0
# go back to high-z and let skr pullups set the lines to high
gpio mode $pin_reset IN
gpio mode $pin_boot IN
lpc21isp -wipe -bin $firmware /dev/ttyS0 230400 12000
sudo systemctl start klipper
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