====== Raspberry Pi ======


===== Set Static Ip Address =====

<code>
nano /etc/dhcpcd.conf

interface eth0 (Probably)
static_routers=<default gateway>
static domain_name_servers=<nameserver, eg. 1.1.1.1>
static ip_address=<ipaddress>/<network size eg. 24>

</code>


===== Measure temperature on system board =====


  $ /opt/vc/bin/vcgencmd measure_temp
  temp=40.1'C

===== Install mqtt broker =====


===== Node Red =====

[[ha:node_red_flows1|ha:node_red_flows1]]



===== NTP - stratum 0 server =====


[[https://www.satsignal.eu/ntp/Raspberry-Pi-NTP.html]]

[[https://www.reeve.com/Documents/Articles%20Papers/Reeve_GpsNtp-Pi.pdf]]

[[https://gpsd.gitlab.io/gpsd/gpsd-time-service-howto.html]]