_

src/main.c

@@ -53,7 +53,7 @@ int main(void) {
   // TODO: enabling any kind of SysTick IRQ literally causes the socket to hang forever
   // with 1ms interval the hang is on DHCP_ACK, on check_DHCP_leasedIP -> sendto() ARP req
   // with 1s it happens somewhere on DNS req
-  init_systick();
+  // init_systick();
   tim2_init();
 
   // systick irq enable here would complete the DHCP configuration and hang on DNS..

src/spi_dma.c

@@ -137,7 +137,7 @@ void init_spidma(void) {
                 SPI_DataSize_8b |                  // 8-bit data frame format
                 SPI_CPOL_Low |                     // Clock polarity
                 SPI_CPHA_1Edge |                   // Clock phase
-                SPI_BaudRatePrescaler_8 |          // Baud rate prescaler
+                SPI_BaudRatePrescaler_64 |          // Baud rate prescaler
                 SPI_NSS_Soft;                      // Software NSS management
 
   // Enable TX and RX DMA