diff --git a/conf/airframes/ENAC/fixed-wing/apogee.xml b/conf/airframes/ENAC/fixed-wing/apogee.xml
index afe5f8a96f..d98be030f0 100644
--- a/conf/airframes/ENAC/fixed-wing/apogee.xml
+++ b/conf/airframes/ENAC/fixed-wing/apogee.xml
@@ -8,6 +8,9 @@
 
   <modules>
     <!--load name="sys_mon.xml"/-->
+    <load name="mcp355x.xml">
+      <define name="USE_SPI1"/>
+    </load>
   </modules>
 
   <firmware name="fixedwing">
@@ -21,6 +24,7 @@
 
     <target name="sim" board="pc"/>
     <target name="ap" board="apogee_0.99"/>
+    <configure name="FLASH_MODE" value="SWD"/>
 
     <subsystem name="radio_control" type="ppm"/>
 
@@ -38,6 +42,7 @@
     <!-- Sensors -->
     <subsystem name="gps" type="ublox"/>
 
+    <subsystem name="spi_master"/>
   </firmware>
 
 <!-- commands section -->
diff --git a/sw/airborne/boards/apogee_0.99.h b/sw/airborne/boards/apogee_0.99.h
index b73511266b..8a79bdc24b 100644
--- a/sw/airborne/boards/apogee_0.99.h
+++ b/sw/airborne/boards/apogee_0.99.h
@@ -60,6 +60,18 @@
 #define UART6_GPIO_PORT_TX GPIOC
 #define UART6_GPIO_TX GPIO6
 
+/* SPI */
+#define SPI1_GPIO_AF GPIO_AF5
+#define SPI1_GPIO_PORT_MISO GPIOA
+#define SPI1_GPIO_MISO GPIO6
+#define SPI1_GPIO_PORT_MOSI GPIOA
+#define SPI1_GPIO_MOSI GPIO7
+#define SPI1_GPIO_PORT_SCK GPIOA
+#define SPI1_GPIO_SCK GPIO5
+
+#define SPI_SELECT_SLAVE0_PORT GPIOB
+#define SPI_SELECT_SLAVE0_PIN GPIO9
+
 
 /* Onboard ADCs */
 #define USE_AD_TIM4 1
diff --git a/sw/airborne/boards/krooz_sd.h b/sw/airborne/boards/krooz_sd.h
index d0f6b641e2..eec414cc2c 100644
--- a/sw/airborne/boards/krooz_sd.h
+++ b/sw/airborne/boards/krooz_sd.h
@@ -99,6 +99,16 @@
 #define UART5_GPIO_PORT_TX GPIOC
 #define UART5_GPIO_TX GPIO12
 
+/* SPI */
+#define SPI2_GPIO_AF GPIO_AF5
+#define SPI2_GPIO_PORT_MISO GPIOB
+#define SPI2_GPIO_MISO GPIO14
+#define SPI2_GPIO_PORT_MOSI GPIOB
+#define SPI2_GPIO_MOSI GPIO15
+#define SPI2_GPIO_PORT_SCK GPIOB
+#define SPI2_GPIO_SCK GPIO13
+
+//TODO slave configuration
 
 /* I2C mapping */
 #define I2C1_GPIO_PORT GPIOB