add multiplication function

deye_2mppt.yaml: add sensor to get power by string

custom_components/solarman/inverter_definitions/deye_2mppt.yaml

@@ -392,3 +392,21 @@ parameters:
  - key: 1
  value: "Enabled"
  icon: 'mdi:factory'
+
+ - name: "PV1 Power"
+ class: "power"
+ state_class: "measurement"
+ uom: "W" 
+ scale: 10
+ rule: 11 
+ registers: [0x006D, 0x006E]
+ icon: 'mdi:solar-power'
+
+ - name: "PV2 Power"
+ class: "power" 
+ state_class: "measurement"
+ uom: "W" 
+ scale: 10
+ rule: 11 
+ registers: [0x006F, 0x0070]
+ icon: 'mdi:solar-power'

custom_components/solarman/parser.py

@@ -38,6 +38,8 @@ def try_parse_field (self, rawData, definition, start, length):
  self.try_parse_time(rawData,definition, start, length)
  elif rule == 10:
  self.try_parse_raw(rawData,definition, start, length)
+ elif rule == 11:
+ self.try_parse_multipl(rawData,definition, start, length)
  return
 
  def do_validate(self, title, value, rule):
@@ -190,6 +192,22 @@ def try_parse_raw (self, rawData, definition, start, length):
  if found:
  self.result[title] = value
  return
+
+ def try_parse_multipl (self, rawData, definition, start, length):
+ title = definition['name']
+ value = definition['scale'] if 'scale' in definition else 1
+ found = True
+ for r in definition['registers']:
+ index = r - start # get the decimal value of the register'
+ if (index >= 0) and (index < length):
+ temp = rawData[index]
+ value = value * temp
+ else: 
+ found = False
+
+ if found:
+ self.result[title] = value
+ return
 
  def try_parse_version (self, rawData, definition, start, length):
  title = definition['name'] 

customization.md

@@ -125,4 +125,4 @@ The `rule` field specifies how to interpret the binary data contained in the reg
 | 8 | Date Time | |
 | 9 | Time | Time value as string<ul><li>Example 1: Register Value 2200 => Time Value: 22:00</li><li>Example 2: Register value: 400 => 04:00</li></ul>|
 | 10 | Raw | Similar to Bit field without hex conversion. Useful where you need to read multiple registers atomically |
-
+| 11 | Multiplication | Multiplicate all elements |