diff --git a/Core/Src/main.c b/Core/Src/main.c
index 76671d9..ac66c69 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -134,20 +134,30 @@ int main(void)
   if(res != 0) return res;
   while (1)
   {
+	  while(!flag_transmit);
 	  CS1_ON();
-	  res = HAL_SPI_TransmitReceive_IT(&hspi1,  data_in, data_out, sizeof(data_in) / sizeof(data_in[0]));
+	  hspi1.Instance->DR = data_in[0]; // output something on MOSI while reading MISO
+	  while ((hspi1.Instance->SR & SPI_FLAG_RXNE) == 0){}         //Wait for Data Ready to Read
+	  data_out[0] = hspi1.Instance->DR;
+	  //res = HAL_SPI_TransmitReceive_IT(&hspi1,  data_in, data_out, sizeof(data_in) / sizeof(data_in[0]));
 	  while(!flag_receive && res == 0);
 	  CS1_OFF();
 	  flag_receive = 0;
 
 	  CS2_ON();
-	  res = HAL_SPI_TransmitReceive_IT(&hspi1, data_in, &data_out[6], sizeof(data_in) / sizeof(data_in[0]));
+	  hspi1.Instance->DR = data_in[0]; // output something on MOSI while reading MISO
+	  while ((hspi1.Instance->SR & SPI_FLAG_RXNE) == 0){}         //Wait for Data Ready to Read
+	  data_out[0] = hspi1.Instance->DR;
+	  //res = HAL_SPI_TransmitReceive_IT(&hspi1, data_in, &data_out[6], sizeof(data_in) / sizeof(data_in[0]));
 	  while(!flag_receive && res == 0);
 	  CS2_OFF();
 	  flag_receive = 0;
 
 	  CS3_ON();
-	  res = HAL_SPI_TransmitReceive_IT(&hspi1, data_in, &data_out[12], sizeof(data_in) / sizeof(data_in[0]));
+	  hspi1.Instance->DR = data_in[0]; // output something on MOSI while reading MISO
+	  while ((hspi1.Instance->SR & SPI_FLAG_RXNE) == 0){}         //Wait for Data Ready to Read
+	  data_out[0] = hspi1.Instance->DR;
+	  //res = HAL_SPI_TransmitReceive_IT(&hspi1, data_in, &data_out[12], sizeof(data_in) / sizeof(data_in[0]));
 	  while(!flag_receive && res == 0) ;
 	  CS3_OFF();
 	  flag_receive = 0;