diff --git a/hex/AT_terminal_pca10056.hex b/hex/AT_terminal_pca10056.hex
index 7681e33..d265b5d 100644
--- a/hex/AT_terminal_pca10056.hex
+++ b/hex/AT_terminal_pca10056.hex
@@ -1439,8 +1439,8 @@
 :1059D800766572732F7372632F6E7266785F756166
 :1059E8007274652E630000007D4C0000954C000029
 :1059F8000600000008000000070000000500000085
-:105A0800000000000000000000E0D70106000000D0
-:105A1800220000002100000007000000050000002F
+:105A0800000000000100000000E0D70106000000CF
+:105A1800220000002100000000000000000000003B
 :105A2800000000000000000000E0D70106000000B0
 :105A3800885300009C530000B0530000C45300007A
 :105A4800B80A0020BC0A002001010000C00A00209A
diff --git a/main.c b/main.c
index 3807902..f3e4361 100755
--- a/main.c
+++ b/main.c
@@ -1,7 +1,7 @@
 /***************************************************************************************/
 /*
  * nRF52840-AT_terminal
- * Created by Manuel Montenegro, Mar 14, 2019.
+ * Created by Manuel Montenegro, Mar 19, 2019.
  * Developed for MOTAM project.
  *
  *  This application stablish a bypass connection between USB UART and Arduino serial 
@@ -56,13 +56,13 @@ static void sleep_handler(void)
 NRF_SERIAL_DRV_UART_CONFIG_DEF(m_uarte0_drv_config,
                       RX_PIN_NUMBER, TX_PIN_NUMBER,
                       RTS_PIN_NUMBER, CTS_PIN_NUMBER,
-                      NRF_UART_HWFC_DISABLED, NRF_UART_PARITY_EXCLUDED,
+                      NRF_UART_HWFC_ENABLED, NRF_UART_PARITY_EXCLUDED,
                       NRF_UART_BAUDRATE_115200,
                       UART_DEFAULT_CONFIG_IRQ_PRIORITY);
 
 NRF_SERIAL_DRV_UART_CONFIG_DEF(m_uarte1_drv_config,
                       ARDUINO_RX_PIN, ARDUINO_TX_PIN,
-                      RTS_PIN_NUMBER, CTS_PIN_NUMBER,
+                      NULL, NULL,
                       NRF_UART_HWFC_DISABLED, NRF_UART_PARITY_EXCLUDED,
                       NRF_UART_BAUDRATE_115200,
                       UART_DEFAULT_CONFIG_IRQ_PRIORITY);