pzem004t
An embedded-hal driver for the PZEM004T Energy Monitor.
Examples
Examples can be found in the examples/
directory.
Read the measurements off the sensor every second
let mut pzem = pzem004t::Pzem::new(serial, None).unwrap();
let mut m = pzem004t::Measurement::default();
loop {
match pzem.read(&mut m, Some((&mut tim, TIMEOUT))) {
Err(e) => hprintln!("Could not read PZEM004T: {}", e).unwrap(),
Ok(()) => {
hprintln!("Voltage: {:.1} V", m.voltage).unwrap();
hprintln!("Current: {:.3} A", m.current).unwrap();
hprintln!("Power: {:.1} W", m.power).unwrap();
hprintln!("Energy: {:.3} kWh", m.energy).unwrap();
hprintln!("Frequency: {:.1} Hz", m.frequency).unwrap();
hprintln!("Power factor: {:.2}", m.pf).unwrap();
hprintln!("Alarm: {}\n", m.alarm).unwrap();
}
}
tim.start(1.hz());
block!(tim.wait()).unwrap();
}