ModBUS RTU a l'IoT-Vertebrae

El ModBUS RTU a l'IoT-Vertebrae és integrat al cap v2.1. A versions prèvies de cap cal fer servir un convertidor USB a ModBUS RTU

ModBUS RTU integrat al cap

HEAD v2.0

pi@raspberrypi:~/codis/modbus $ python mb_IoT_01.py /dev/serial0 4800
s: Relay SET, r: Relay RESET, i: Read inputs, t: temperature, h: relative humidity, p: pressure, a: 
altitude, v: VOC and q: quit
Baudrate: 4800 at /dev/serial0
{
Sending: Relay SET
07050004FF00CD9D
He rebut 8 bytes
07050004FF00CDFF
Received: Relay SET
} ----
{
Sending: Relay RESET
0705000400008C6D
He rebut 8 bytes
0705000400008CFF
Received: Relay RESET
} ----
{
Sending: Reading temperature
070300000001846C
He rebut 7 bytes
0703020AB37751
T: 27.39 ºC
} ----
{
Sending: Reading relative humidity
070300010001D5AC
He rebut 7 bytes
07030214F03F00 
RH: 53.60 %
} ----

ModBUS RTU emprant un convertidor USB a RS485

Convertidor USB a ModBUS RTU