diff --git a/src/emsuart.cpp b/src/emsuart.cpp
index 29dca667c..f21cb5e55 100644
--- a/src/emsuart.cpp
+++ b/src/emsuart.cpp
@@ -222,6 +222,8 @@ void ICACHE_FLASH_ATTR emsuart_tx_buffer(uint8_t * buf, uint8_t len) {
         * At end of receive we re-enable Rx-INT and send a Tx-BRK in loopback mode.
         */
 
+        /* COMMENTED OUT - NOT WORKING
+
         ETS_UART_INTR_DISABLE(); // disable rx interrupt
         emsuart_flush_fifos();
 
@@ -230,8 +232,6 @@ void ICACHE_FLASH_ATTR emsuart_tx_buffer(uint8_t * buf, uint8_t len) {
             USF(EMSUART_UART) = buf[i]; // send each Tx byte
         }
 
-        /* COMMENTED OUT - NOT WORKING
-
         // wait until we received sizeof(telegram) or RxBRK (== collision detect)
         while ((((USS(EMSUART_UART) >> USRXC) & 0xFF) < len) || (U0IS & (1 << UIBD)))
             delayMicroseconds(11 * EMSUART_BIT_TIME); // burn CPU cycles...
@@ -253,9 +253,10 @@ void ICACHE_FLASH_ATTR emsuart_tx_buffer(uint8_t * buf, uint8_t len) {
             emsuart_loopback(false); // disable loopback mode
         }
 
-        */
 
         ETS_UART_INTR_ENABLE(); // receive anything from FIFO...
+
+        */
     }
 }