diff --git a/spi.h b/spi.h
--- a/spi.h
+++ b/spi.h
@@ -3,7 +3,8 @@
 
 #include "stm32f0xx_hal_conf.h"
 
-void init_spi();
+void spi_init();
+SPI_HandleTypeDef* spi_get();
 
 #endif