PMSX003: Add support for specifying the update interval and spinning down (#3053)

Co-authored-by: Otto Winter <otto@otto-winter.com>

tests/test3.yaml

@@ -266,6 +266,10 @@ uart:
     stop_bits: 2
     # Specifically added for testing debug with no options at all.
     debug:
+  - id: uart8
+    tx_pin: GPIO4
+    rx_pin: GPIO5
+    baud_rate: 9600
 
 modbus:
   uart_id: uart1
@@ -559,7 +563,7 @@ sensor:
       name: 'AQI'
       calculation_type: 'AQI'
   - platform: pmsx003
-    uart_id: uart2
+    uart_id: uart8
     type: PMSX003
     pm_1_0:
       name: 'PM 1.0 Concentration'
@@ -585,8 +589,9 @@ sensor:
       name: 'Particulate Count >5.0um'
     pm_10_0um:
       name: 'Particulate Count >10.0um'
+    update_interval: 30s
   - platform: pmsx003
-    uart_id: uart2
+    uart_id: uart5
     type: PMS5003T
     pm_2_5:
       name: 'PM 2.5 Concentration'
@@ -595,7 +600,7 @@ sensor:
     humidity:
       name: 'PMS Humidity'
   - platform: pmsx003
-    uart_id: uart2
+    uart_id: uart6
     type: PMS5003ST
     pm_1_0:
       name: 'PM 1.0 Concentration'