Solved : sr: resource: Failed to open resource 'fx2lafw-sigrok-fx2-8ch.fw'
2025-06-19

If you have this problem:

run below and it said failed to find the firmware file
sudo sigrok-cli --loglevel 5 -d fx2lafw --scan

So build this project and restart terminal, then you will success
git clone git://sigrok.org/sigrok-firmware-fx2lafw
cd sigrok-firmware-fx2lafw
./autogen.sh
./configure
make
sudo make install

sudo sigrok-cli --loglevel 5 -d fx2lafw --samples 100 --config samplerate=500kHz -O bits:width=100

sudo sigrok-cli -d fx2lafw --show

Refer to https://gitlab.quantr.hk/quantr/toolchain/quantr-sigrok-decoder