# RaspiBolt: bitcoind configuration
# /mnt/ext/bitcoin/bitcoin.conf
# Bitcoin daemon
server=1
txindex=1
# Network
listen=1
listenonion=1
proxy=127.0.0.1:9050
bind=127.0.0.1
# Connections
rpcuser=raspibolt
rpcpassword=PASSWORD_[B]
zmqpubrawblock=tcp://127.0.0.1:28332
zmqpubrawtx=tcp://127.0.0.1:28333
# Raspberry Pi optimizations
maxconnections=40
maxuploadtarget=5000
# Initial block download optimizations
dbcache=2000
blocksonly=1
Also, why run both Bitcoin Core and Electrum on the RPi? I run Electrs on the RPi, which allows me to run electrum on any computer on my network.