Installing an RPN Calculator app
Requirements
- curl (see installing curl)
- AppLoad and shims (see installing AppLoad)
- rM1/2 only, Paper Pro and Move are not supported
Setup variables
For rM1:
rpncalc_env=''
For rM2:
rpncalc_env=',"RM2FB_SHIM": "1"'
Install RPN Calc
Create a folder for the app:
mkdir -p /home/root/xovi/exthome/appload/rpncalc
Download executable:
./curl -Lo /home/root/xovi/exthome/appload/rpncalc/rpncalc https://build.rmkit.dev/master/latest/rm/rpncalc
Allow execution:
chmod +x /home/root/xovi/exthome/appload/rpncalc/rpncalc
Download the icon:
./curl -Lo /home/root/xovi/exthome/appload/rpncalc/icon.png https://raw.githubusercontent.com/rmkit-dev/rmkit/refs/heads/master/src/rpncalc/rpncalc.png
Create the app manifest:
echo '{"name":"RPN Calc","application":"rpncalc","environment":{"LD_PRELOAD":"/home/root/shims/qtfb-shim.so","QTFB_SHIM_MODEL":"false","QTFB_SHIM_INPUT_MODE":"NATIVE"'"$rpncalc_env"'},"qtfb":true}' > /home/root/xovi/exthome/appload/rpncalc/external.manifest.json
Reload AppLoad
Open AppLoad and press Reload on the top right
Notes
- RPN Calc version downloaded is 20250704_2143_fc372b2
- RPN Calc: https://rmkit.dev/apps/rpncalc