diff --git a/src/CoreParser.php b/src/CoreParser.php
index bcab6cc..c0f6fd3 100644
--- a/src/CoreParser.php
+++ b/src/CoreParser.php
@@ -22,6 +22,7 @@ use Menking\Meshcore\Model\MessageResponse;
 use Menking\Meshcore\Model\MessagesWaitingResponse;
 use Menking\Meshcore\Model\NoMoreMessagesResponse;
 use Menking\Meshcore\Model\OkResponse;
+use Menking\Meshcore\Model\UnparsedResponse;
 
 class CoreParser {
     /**
@@ -34,7 +35,6 @@ class CoreParser {
             case CoreProtocol::RESP_CODE_OK: 
                 return self::parseOk($payload);
             case CoreProtocol::RESP_CODE_ERR:
-                //throw new \Exception("Protocol error: " . CoreProtocol::getErrorText(ord($payload[1])));
                 return self::parseError($payload);
             case CoreProtocol::RESP_CODE_CONTACT:
                 return self::getContact($payload);
@@ -76,11 +76,18 @@ class CoreParser {
             case CoreProtocol::PUSH_CODE_CONTACTS_FULL:
                 return new ContactsFullResponse();
             default:
-                echo "Unparsed response: " . \Menking\Meshcore\Util\Debug::hexDump($payload) . "\n";
-                return $payload;
+                return self::unparsed($payload);
         }
     }
 
+    protected static function unparsed(string $payload): UnparsedResponse {
+        $m = new UnparsedResponse();
+        $m->code = ord($payload[0]);
+        $m->payload = $payload;
+
+        return $m;
+    }
+
     protected static function parseOk(string $payload): OkResponse {
         $m = new OkResponse();
         $m->code = ord($payload[0]);
diff --git a/src/Meshcore.php b/src/Meshcore.php
index 4cd782d..d722d2f 100644
--- a/src/Meshcore.php
+++ b/src/Meshcore.php
@@ -40,22 +40,24 @@ class Meshcore {
     /**
      * 
      * @param string $app_name 
+     * @param bool $async
      * @return null|AppStartResponse 
      */
-    public function appStart(string $app_name): ?AppStartResponse {
+    public function appStart(string $app_name, bool $async = false): ?AppStartResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_APP_START) . chr(0x00) . "      " . $app_name);
 
-        return $this->waitForResponse([AppStartResponse::class]);
+        return $this->waitForResponse([AppStartResponse::class], $async);
     }
 
     /**
      * 
+     * @param bool $async
      * @return null|BatteryStorageResponse 
      */
-    public function getBatteryAndStorage(): ?BatteryStorageResponse {
+    public function getBatteryAndStorage(bool $async = false): ?BatteryStorageResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_GET_BATT_AND_STORAGE));
       
-        return $this->waitForResponse([BatteryStorageResponse::class]);
+        return $this->waitForResponse([BatteryStorageResponse::class], $async);
     }
 
     /**
@@ -68,23 +70,25 @@ class Meshcore {
 
     /**
      * 
+     * @param bool $async
      * @return null|DeviceInfoResponse 
      */
-    public function getDeviceInfo(): ?DeviceInfoResponse {
+    public function getDeviceInfo(bool $async = false): ?DeviceInfoResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_DEVICE_QUERY) . 0x03);
         
-        return $this->waitForResponse([DeviceInfoResponse::class]);
+        return $this->waitForResponse([DeviceInfoResponse::class], $async);
     }
 
     /**
      * 
      * @param int $channel_idx 
+     * @param bool $async
      * @return null|ChannelResponse 
      */
-    public function getChannel(int $channel_idx): ?ChannelResponse {
+    public function getChannel(int $channel_idx, bool $async = false): ?ChannelResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_GET_CHANNEL) . chr($channel_idx));
         
-        return $this->waitForResponse([ChannelResponse::class]);
+        return $this->waitForResponse([ChannelResponse::class], $async);
     }
 
     /**
@@ -93,9 +97,10 @@ class Meshcore {
      * @param float $bw 
      * @param int $sf 
      * @param int $cr 
+     * @param bool $async
      * @return null|OkResponse 
      */
-    public function setRadioParams(float $freq, float $bw, int $sf, int $cr): ?OkResponse {
+    public function setRadioParams(float $freq, float $bw, int $sf, int $cr, bool $async = false): ?OkResponse {
         $payload = chr(CoreProtocol::CMD_SET_RADIO_PARAMS)
             . pack('V', $freq * 1000)
             . pack('V', $bw * 1000)
@@ -105,7 +110,7 @@ class Meshcore {
 
         CoreProtocol::writeFrame($this->serial, $payload);
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
@@ -132,164 +137,182 @@ class Meshcore {
 
     /**
      * 
+     * @param bool $async
      * @return null|MessageResponse 
      */
-    public function getNextMessage(): ?MessageResponse {
+    public function getNextMessage(bool $async = false): ?MessageResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_SYNC_NEXT_MESSAGE));
 
-        return $this->waitForResponse([MessageResponse::class, NoMoreMessagesResponse::class]);
+        return $this->waitForResponse([MessageResponse::class, NoMoreMessagesResponse::class], $async);
     }
 
     /**
      * 
      * @param string $message 
      * @param int $channel_idx 
+     * @param bool $async
      * @return null|CodeSentResponse 
      */
-    public function sendChannelTxtMessage(string $message, int $channel_idx): ?CodeSentResponse {
+    public function sendChannelTxtMessage(string $message, int $channel_idx, bool $async = false): ?CodeSentResponse {
         $payload = chr(CoreProtocol::CMD_SEND_CHANNEL_TXT_MSG) . chr(0x00) . chr($channel_idx) . pack('V', time()) . "$message\0";
         CoreProtocol::writeFrame($this->serial, $payload);
 
-        return $this->waitForResponse([CodeSentResponse::class]);
+        return $this->waitForResponse([CodeSentResponse::class], $async);
     }
 
     /**
      * 
+     * @param bool $async
      * @return null|CurrentTimeResponse 
      */
-    public function getDeviceTime(): ?CurrentTimeResponse {
+    public function getDeviceTime(bool $async = false): ?CurrentTimeResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_GET_DEVICE_TIME));
 
-        return $this->waitForResponse([CurrentTimeResponse::class]);
+        return $this->waitForResponse([CurrentTimeResponse::class], $async);
     }
 
     /**
+     * Sets the time on the device to the current system time.
      * 
+     * @param bool $async
      * @return null|OkResponse 
      */
-    public function setDeviceTime(): ?OkResponse {
+    public function setDeviceTime(bool $async = false): ?OkResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_SET_DEVICE_TIME) . pack('V', time()));
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
      * @param string $password 
+     * @param bool $async
      * @return null|CodeSentResponse 
      */
-    public function login(string $contact_pk, string $password): ?CodeSentResponse {
+    public function login(string $contact_pk, string $password, bool $async = false): ?CodeSentResponse {
         $payload = chr(CoreProtocol::CMD_SEND_LOGIN) . str_pad(base64_decode($contact_pk), CoreProtocol::PUB_KEY_SIZE, "\0") . $password . chr(0x00);
         
         CoreProtocol::writeFrame($this->serial, $payload);
 
-        return $this->waitForResponse([CodeSentResponse::class]);
+        return $this->waitForResponse([CodeSentResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
+     * @param bool $async
      * @return null|OkResponse 
      */
-    public function disconnect(string $contact_pk): ?OkResponse {
+    public function disconnect(string $contact_pk, bool $async = false): ?OkResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_LOGOUT) . base64_decode($contact_pk) . "\0");
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
+     * @param bool $async
      * @return null|CodeSentResponse 
      */
-    public function statusRequest(string $contact_pk ): ?CodeSentResponse {
+    public function statusRequest(string $contact_pk, bool $async = false): ?CodeSentResponse {
         $payload = chr(CoreProtocol::CMD_SEND_STATUS_REQ) . base64_decode($contact_pk);
 
         CoreProtocol::writeFrame($this->serial, $payload);
 
-        return $this->waitForResponse([CodeSentResponse::class]);
+        return $this->waitForResponse([CodeSentResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
+     * @param bool $async
      * @return null|OkResponse 
      */
-    public function connected(string $contact_pk): ?OkResponse {
+    public function connected(string $contact_pk, bool $async = false): ?OkResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_HAS_CONNECTION) . base64_decode($contact_pk) . "\0");
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
+     * @param bool $async
      * @return null|OkResponse 
      */
-    public function getTelemetryRequest(string $contact_pk): ?OkResponse {
+    public function getTelemetryRequest(string $contact_pk, bool $async = false): ?OkResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_SEND_TELEMETRY_REQ) . base64_decode($contact_pk));
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
+     * @param bool $async
      * @return null|OkResponse 
      */
-    public function sendAnonRequest(string $contact_pk): ?OkResponse {
+    public function sendAnonRequest(string $contact_pk, bool $async = false): ?OkResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_SEND_ANON_REQ) . base64_decode($contact_pk) . "\0");
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
      * 
      * @param string $request 
+     * @param bool $async
      * @return null|CodeSentResponse 
      */
-    public function sendBinaryRequest(string $request): ?CodeSentResponse {
+    public function sendBinaryRequest(string $request, bool $async = false): ?CodeSentResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_SEND_BINARY_REQ) . $request);
 
-        return $this->waitForResponse([CodeSentResponse::class]);
+        return $this->waitForResponse([CodeSentResponse::class], $async);
     }
 
     /**
      * 
      * @param string $contact_pk 
+     * @param bool $async
      * @return null|AdvertPathResponse 
      */
-    public function getAdvertPath(string $contact_pk): ?AdvertPathResponse {
+    public function getAdvertPath(string $contact_pk, bool $async = false): ?AdvertPathResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_GET_ADVERT_PATH) . chr(0x00) . base64_decode($contact_pk));
 
-        return $this->waitForResponse([AdvertPathResponse::class]);
+        return $this->waitForResponse([AdvertPathResponse::class], $async);
     }
 
     /**
      * 
      * @param int $type 
+     * @param bool $async
      * @return null|CodeStatusResponse 
      */
-    public function getStats(int $type): ?CodeStatusResponse {
+    public function getStats(int $type, bool $async = false): ?CodeStatusResponse {
         CoreProtocol::writeFrame($this->serial, chr(CoreProtocol::CMD_GET_STATS) . chr($type));
 
-        return $this->waitForResponse([CodeStatusResponse::class]);
+        return $this->waitForResponse([CodeStatusResponse::class], $async);
     }
 
-    public function setChannel(int $idx, string $name, string $secret): ?OkResponse {
-        echo "secret length: " . strlen($secret) . "\n";
+    /**
+     * 
+     * @param int $idx 
+     * @param string $name 
+     * @param string $secret 
+     * @param bool $async 
+     * @return null|OkResponse 
+     */
+    public function setChannel(int $idx, string $name, string $secret, bool $async = false): ?OkResponse {
         $payload = chr(CoreProtocol::CMD_SET_CHANNEL)
             . chr($idx)
             . str_pad($name, 32, "\0")
             . $secret;
 
-        echo "payload length: " . strlen($payload) . "\n";
-        echo \Menking\Meshcore\Util\Debug::hexDump($payload) . "\n";
-
         CoreProtocol::writeFrame($this->serial, $payload);
 
-        return $this->waitForResponse([OkResponse::class]);
+        return $this->waitForResponse([OkResponse::class], $async);
     }
 
     /**
@@ -337,7 +360,7 @@ class Meshcore {
      * @return mixed 
      * @throws InvalidArgumentException 
      */
-    private function waitForResponse(array $classes_expected): mixed {
+    private function waitForResponse(array $classes_expected, bool $async = false): mixed {
         foreach($classes_expected as $class) {
             if( !class_exists($class) ) {
                 throw new \InvalidArgumentException("Class $class does not exist");
@@ -354,7 +377,7 @@ class Meshcore {
                 array_push($this->msg_queue, $obj);
             }
         }
-        while((time() - $mark) < 5 && !in_array(get_class($obj), $classes_expected));
+        while(!$async && (time() - $mark) < 5 && !in_array(get_class($obj), $classes_expected));
 
         return in_array(get_class($obj), $classes_expected)?$obj:null;
     }
diff --git a/src/Model/UnparsedResponse.php b/src/Model/UnparsedResponse.php
new file mode 100644
index 0000000..f15a699
--- /dev/null
+++ b/src/Model/UnparsedResponse.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Menking\Meshcore\Model;
+
+class UnparsedResponse extends Response {
+    public int $code;
+    public string $payload;
+}
+