From 8b311faf1a84b3284b8f62a8cb5c70847e56f02d Mon Sep 17 00:00:00 2001
From: StevenCellist <47155822+StevenCellist@users.noreply.github.com>
Date: Thu, 19 Oct 2023 21:14:02 +0200
Subject: [PATCH] [LoRaWAN] String --> uint8_t[]

---
 src/protocols/LoRaWAN/LoRaWAN.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/protocols/LoRaWAN/LoRaWAN.cpp b/src/protocols/LoRaWAN/LoRaWAN.cpp
index 392b46a8..88162099 100644
--- a/src/protocols/LoRaWAN/LoRaWAN.cpp
+++ b/src/protocols/LoRaWAN/LoRaWAN.cpp
@@ -968,8 +968,9 @@ int16_t LoRaWANNode::downlink(uint8_t* data, size_t* len) {
 
       isMACPayload = true;
       this->uplink(foptsBuff, foptsBufSize, RADIOLIB_LORAWAN_FPORT_MAC_COMMAND);
-      String strDown;
-      state = this->downlink(strDown);
+      uint8_t strDown[this->band->payloadLenMax[this->dataRates[RADIOLIB_LORAWAN_CHANNEL_DIR_DOWNLINK]]];
+      size_t lenDown = 0;
+      state = this->downlink(strDown, &lenDown);
       RADIOLIB_ASSERT(state);
     }