question mark

src/main.c

@@ -46,6 +46,8 @@ void message_arrived(MessageData* md) {
 
 int main(void) {
   init_system();
+  Delay_Ms(55);
+  // DEBUG_PRINT("init_system() done\n");
   configure_network();
 
   // TODO: enabling any kind of SysTick IRQ literally causes the socket to hang forever

src/w5500.c

@@ -59,7 +59,7 @@ void configure_network(void) {
   // Setup chip select and SPI callbacks
   reg_wizchip_cs_cbfunc(spi_select, spi_unselect);
   reg_wizchip_spi_cbfunc(spi_read_byte, spi_write_byte);
-  // reg_wizchip_spiburst_cbfunc(spidma_read_buffer, spidma_write_buffer);
+  reg_wizchip_spiburst_cbfunc(spidma_read_buffer, spidma_write_buffer);
 
   uint8_t rx_tx_buff_sizes[] = {2, 2, 2, 2, 2, 2, 2, 2};
   wizchip_init(rx_tx_buff_sizes, rx_tx_buff_sizes);