diff --git a/ble_app_uart_c_pca10100_s122.uvoptx b/ble_app_uart_c_pca10100_s122.uvoptx
index ef68672..f4cc9b4 100644
--- a/ble_app_uart_c_pca10100_s122.uvoptx
+++ b/ble_app_uart_c_pca10100_s122.uvoptx
@@ -75,7 +75,7 @@
       <OPTFL>
         <tvExp>1</tvExp>
         <tvExpOptDlg>0</tvExpOptDlg>
-        <IsCurrentTarget>1</IsCurrentTarget>
+        <IsCurrentTarget>0</IsCurrentTarget>
       </OPTFL>
       <CpuCode>5</CpuCode>
       <DebugOpt>
@@ -272,7 +272,7 @@
       <OPTFL>
         <tvExp>0</tvExp>
         <tvExpOptDlg>0</tvExpOptDlg>
-        <IsCurrentTarget>0</IsCurrentTarget>
+        <IsCurrentTarget>1</IsCurrentTarget>
       </OPTFL>
       <CpuCode>5</CpuCode>
       <DebugOpt>
diff --git a/main.c b/main.c
index 0bbddac..00d7d90 100644
--- a/main.c
+++ b/main.c
@@ -146,6 +146,7 @@ static void scan_evt_handler(scan_evt_t const* p_scan_evt) {
 static char m_target_periph_name0[20] = "M1002";   /**< Name of the device we try to connect to. This name is searched in the scan report data*/
 static char m_target_periph_name1[20] = "M1001";   /**< Name of the device we try to connect to. This name is searched in the scan report data*/
 static char m_target_periph_name2[20] = "iflytop"; /**< Name of the device we try to connect to. This name is searched in the scan report data*/
+static char m_target_periph_name3[20] = "ADS1293"; /**< Name of the device we try to connect to. This name is searched in the scan report data*/
 static void scan_init(void) {
   ret_code_t          err_code;
   nrf_ble_scan_init_t init_scan;
@@ -164,6 +165,7 @@ static void scan_init(void) {
   APP_ERROR_CHECK(nrf_ble_scan_filter_set(&m_scan, SCAN_NAME_FILTER, m_target_periph_name0));
   APP_ERROR_CHECK(nrf_ble_scan_filter_set(&m_scan, SCAN_NAME_FILTER, m_target_periph_name1));
   APP_ERROR_CHECK(nrf_ble_scan_filter_set(&m_scan, SCAN_NAME_FILTER, m_target_periph_name2));
+  APP_ERROR_CHECK(nrf_ble_scan_filter_set(&m_scan, SCAN_NAME_FILTER, m_target_periph_name3));
 
   // err_code = nrf_ble_scan_filters_enable(&m_scan, NRF_BLE_SCAN_NAME_FILTER, false);
   // APP_ERROR_CHECK(err_code);
@@ -206,15 +208,18 @@ static void ble_nus_chars_received_uart_print(uint8_t* p_data, uint16_t data_len
   NRF_LOG_HEXDUMP_DEBUG(p_data, data_len);
   app_uart_force_put(0x5A);
   app_uart_force_put(0xA5);
+  uint8_t sumcheck = 0;
   for (uint32_t i = 0; i < data_len; i++) {
     do {
       ret_val = app_uart_put(p_data[i]);
+      sumcheck += p_data[i];
       if ((ret_val != NRF_SUCCESS) && (ret_val != NRF_ERROR_BUSY)) {
         NRF_LOG_ERROR("app_uart_put failed for index 0x%04x.", i);
         APP_ERROR_CHECK(ret_val);
       }
     } while (ret_val == NRF_ERROR_BUSY);
   }
+  app_uart_force_put(sumcheck);
   app_uart_force_put(0x5B);
   app_uart_force_put(0xB5);
 }