WIFI_PS_MAX_MODEM feature requested #3896 (#3900)

Author: lbernstone

Diff for: libraries/WiFi/src/WiFiGeneric.cpp

@@ -639,6 +639,20 @@ bool WiFiGenericClass::setSleep(bool enable)
     return esp_wifi_set_ps(enable?WIFI_PS_MIN_MODEM:WIFI_PS_NONE) == ESP_OK;
 }
 
+/**
+ * control modem sleep when only in STA mode
+ * @param mode wifi_ps_type_t
+ * @return ok
+ */
+bool WiFiGenericClass::setSleep(wifi_ps_type_t mode)
+{
+    if((getMode() & WIFI_MODE_STA) == 0){
+        log_w("STA has not been started");
+        return false;
+    }
+    return esp_wifi_set_ps(mode) == ESP_OK;
+}
+
 /**
  * get modem sleep enabled
  * @return true if modem sleep is enabled

Diff for: libraries/WiFi/src/WiFiGeneric.h

@@ -108,6 +108,7 @@ class WiFiGenericClass
     bool enableAP(bool enable);
 
     bool setSleep(bool enable);
+    bool setSleep(wifi_ps_type_t mode);
     bool getSleep();
 
     bool setTxPower(wifi_power_t power);