Merge pull request #391 from OpenEVSE/jeremypoulter/issue350

Apply a random start delay to the timer

Author: jeremypoulter

api.yml

@@ -24,8 +24,8 @@ paths:
       description: |
         The status endpoint can be called to get the status of the EVSE.
 
-        While it is posible to poll this endpoint, the recomendatoin is to retrieve the initial 
-        state then use the [/ws](#statusUpdates) 
+        While it is posible to poll this endpoint, the recomendatoin is to retrieve the initial
+        state then use the [/ws](#statusUpdates)
       responses:
         '200':
           description: OK
@@ -78,7 +78,7 @@ paths:
       operationId: statusUpdates
       summary: EVSE status updates
       description: |
-        As the state changes on the EVSE a websocket frame will be sent over the socket. 
+        As the state changes on the EVSE a websocket frame will be sent over the socket.
         The frame will contain a JSON document conntaining only the updated state.
       responses:
         '200':
@@ -404,6 +404,24 @@ paths:
       tags:
         - Schedule
       summary: Remove event
+  /schedule/plan:
+    get:
+      summary: Get planned events and state
+      description: This will return the planned events by day and also the current state of the scheduler
+      responses:
+        '200':
+          description: List of planed events
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  current_day:
+                    $ref: '#/components/schemas/Day'
+
+      operationId: getSchedulePlan
+      tags:
+        - Schedule
   /logs:
     get:
       summary: Get event block information
@@ -512,6 +530,16 @@ components:
         msg:
           type: string
           description: The message
+    Day:
+      type: string
+      enum:
+        - monday
+        - tuesday
+        - wednesday
+        - thursday
+        - friday
+        - saturday
+        - sunday
     ScheduleEvent:
       type: object
       properties:
@@ -527,15 +555,7 @@ components:
           type: array
           uniqueItems: true
           items:
-            type: string
-            enum:
-              - monday
-              - tuesday
-              - wednesday
-              - thursday
-              - friday
-              - saturday
-              - sunday
+            $ref: '#/components/schemas/Day'
       required:
         - state
         - time

gui

@@ -0,0 +1,5 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+nvs,      data, nvs,     0x9000,  0x5000,
+otadata,  data, ota,     0xe000,  0x2000,
+app0,     app,  ota_0,   0x10000, 0x3C0000,
+spiffs,   data, spiffs,  0x3D0000,0x30000,

min_spiffs_debug.csv

@@ -356,3 +356,10 @@ properties:
   charge_mode:
     type: string
     minLength: 1
+  scheduler_start_window:
+    type: number
+    default: 600
+    description: >
+      The maximum number of seconds to randomly add/subtract from the a scheduled charge start time,
+      eg a value of 600 will adjust the start time my +/- 10 minutes. This is to help prevent large
+      syncrinised loads when multiple verchiles start charging at the same time.

models/Config.yaml

@@ -30,7 +30,6 @@ default_envs = openevse_wifi_v1
 
 [common]
 version = -D BUILD_TAG=4.1.3
-monitor_speed = 115200
 lib_deps =
   bblanchon/[email protected]
   jeremypoulter/[email protected]
@@ -50,9 +49,10 @@ debug_flags =
   -D ENABLE_DEBUG
   #-D ENABLE_DEBUG_WEB
   #-D ENABLE_DEBUG_WEB_REQUEST
-  #-D ENABLE_DEBUG_SCHEDULER
+  -D ENABLE_DEBUG_SCHEDULER
+  # -D ENABLE_DEBUG_TIME
   #-D ENABLE_DEBUG_EVSE_MAN
-  #-D ENABLE_DEBUG_EVSE_MONITOR
+  -D ENABLE_DEBUG_EVSE_MONITOR
   #-D ENABLE_DEBUG_DIVERT
   #-D ENABLE_DEBUG_LED
   #-D ENABLE_DEBUG_LCD
@@ -91,6 +91,7 @@ build_flags =
   -D USE_ESP32
   -D USE_ESP32_FRAMEWORK_ARDUINO
 build_partitions = min_spiffs.csv
+build_partitions_debug = min_spiffs_debug.csv
 
 neopixel_lib = adafruit/Adafruit [email protected]
 
@@ -101,7 +102,7 @@ neopixel_lib = adafruit/Adafruit [email protected]
 #platform = https://github.com/platformio/platform-espressif32.git#feature/stage
 #platform = https://github.com/platformio/platform-espressif32.git#develop
 #platform = [email protected]
-platform = espressif32@4.4.0
+platform = espressif32@5.0.0
 #framework = arduino, espidf
 framework = arduino
 lib_deps = ${common.lib_deps}
@@ -117,7 +118,8 @@ board_build.partitions = ${common.build_partitions}
 #  ; use a special branch
 #  framework-arduinoespressif32 @ https://github.com/marcovannoord/arduino-esp32.git#idf-release/v4.0
 #    platformio/framework-arduinoespressif32 @ ~3.10006.0
-monitor_filters = esp32_exception_decoder
+monitor_filters =
+  esp32_exception_decoder
 
 [env:openevse_nodemcu-32s]
 board = nodemcu-32s
@@ -154,6 +156,8 @@ build_flags =
 #upload_protocol = espota
 upload_speed = 2000000
 #upload_protocol = ftdi
+#debug_tool = ftdi
+#board_build.partitions = ${common.build_partitions_debug}
 
 # export PLATFORMIO_UPLOAD_PORT=172.16.0.157
 # export PLATFORMIO_UPLOAD_FLAGS="-p 3232"
@@ -262,10 +266,17 @@ build_flags =
   -D RANDOM_SEED_CHANNEL=1
   -D RX2=16
   -D TX2=32
+  -D PHY_PWR=5
 board_build.extra_flags = "-DARDUINO_ESP32_GATEWAY=\'E\'"
 upload_speed = 921600
-monitor_flags =
-  --filter=esp32_exception_decoder
+
+[env:openevse_esp32-gateway-e_dev]
+extends = env:openevse_esp32-gateway-e
+build_flags =
+  ${env:openevse_esp32-gateway-e.build_flags}
+  ${common.debug_flags}
+build_type = debug
+board_build.partitions = ${common.build_partitions_debug}
 
 [env:openevse_esp32-heltec-wifi-lora-v2]
 board = heltec_wifi_lora_32_V2

platformio.ini

@@ -89,6 +89,9 @@ String rfid_storage;
 
 long max_current_soft;
 
+// Scheduler settings
+uint32_t scheduler_start_window;
+
 String esp_hostname_default = "openevse-"+ESPAL.getShortId();
 
 void config_changed(String name);
@@ -162,6 +165,9 @@ ConfigOpt *opts[] =
   new ConfigOptDefenition<uint8_t>(led_brightness, LED_DEFAULT_BRIGHTNESS, "led_brightness", "lb"),
 #endif
 
+// Scheduler options
+  new ConfigOptDefenition<uint32_t>(scheduler_start_window, SCHEDULER_DEFAULT_START_WINDOW, "scheduler_start_window", "ssw"),
+
 // Flags
   &flagsOpt,
 
@@ -236,6 +242,8 @@ void config_changed(String name)
     ArduinoOcppTask::notifyConfigChanged();
   } else if(name.startsWith("emoncms_")) {
     emoncms_updated = true;
+  } else if(name.startsWith("scheduler_")) {
+    scheduler.notifyConfigChanged();
   } else if(name == "divert_enabled" || name == "charge_mode") {
     DBUGVAR(config_divert_enabled());
     DBUGVAR(config_charge_mode());

src/app_config.cpp

@@ -63,6 +63,9 @@ extern double divert_attack_smoothing_factor;
 extern double divert_decay_smoothing_factor;
 extern uint32_t divert_min_charge_time;
 
+// Scheduler settings
+extern uint32_t scheduler_start_window;
+
 // 24-bits of Flags
 extern uint32_t flags;
 
@@ -137,7 +140,7 @@ inline bool config_pause_uses_disabled() {
 inline bool config_vehicle_range_miles() {
   return CONFIG_VEHICLE_RANGE_MILES == (flags & CONFIG_VEHICLE_RANGE_MILES);
 }
-  
+
 inline bool config_rfid_enabled() {
   return CONFIG_RFID == (flags & CONFIG_RFID);
 }

src/app_config.h

@@ -225,6 +225,9 @@ void divert_update_state()
     event["available_current"] = available_current;
     event["smoothed_available_current"] = smoothed_available_current;
     event["pilot"] = evse.getChargeCurrent();
+    event["min_charge_end"] = (divert_active && divertmode_get_time() < min_charge_end) ?
+      min_charge_end - divertmode_get_time() :
+      0;
   } // end ecomode
 
   event_send(event);

src/divert.cpp

@@ -147,6 +147,10 @@
 #define LED_DEFAULT_BRIGHTNESS 128
 #endif
 
+#ifndef SCHEDULER_DEFAULT_START_WINDOW
+#define SCHEDULER_DEFAULT_START_WINDOW 600
+#endif
+
 #ifndef FORMAT_LITTLEFS_IF_FAILED
 #define FORMAT_LITTLEFS_IF_FAILED true
 #endif // !FORMAT_LITTLEFS_IF_FAILED

src/emonesp.h

@@ -419,6 +419,14 @@ net_setup()
 
 #ifdef ENABLE_WIRED_ETHERNET
   //ETH.setHostname(esp_hostname.c_str());
+
+#ifdef PHY_PWR
+  pinMode(PHY_PWR, OUTPUT);
+  digitalWrite(PHY_PWR, LOW);
+  delay(1000);
+  digitalWrite(PHY_PWR, HIGH);
+#endif
+
   ETH.begin();
 #endif