Create novus1040.py

octoprint_enclosure/novus1040.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+import minimalmodbus
+import ctypes
+import struct
+import sys
+
+## setup ##
+ # port name, slave address (in decimal)
+novus = minimalmodbus.Instrument('/dev/ttyACM0', 1) 
+
+# for Novus 1040 comms documentation see:
+# https://www.novusautomation.com/downloads/Arquivos/communication_protocol_n1040_v20x_c_en.pdf
+novus.serial.baudrate = 115200
+REG_ADDR = {
+    'Active SP': 0,
+    'PV': 1,
+    'dppo': 73
+}
+
+## Read decimal point precision setting ##
+DP = 3 - novus.read_register(REG_ADDR['dppo'], 0)
+#print(f'decimal places: {DP}')
+## set up complete ##
+
+class NovusTemp:
+    def getTemp(self):
+        temperature = novus.read_register(REG_ADDR['PV'], DP)
+        return '{0:0.1f}'.format(temperature)