main: fix SPI init

2023-03-13 19:40:05 +01:00 · 2023-03-13 19:40:05 +01:00 · 66816abc9f
parent 66a6149fdf
commit 66816abc9f
1 changed files with 4 additions and 0 deletions
--- a/main/main.c
+++ b/main/main.c
@ -15,6 +15,10 @@
 #include "sdkconfig.h"

 #include "driver/gpio.h"
+#include "driver/spi_slave.h"
+
+// get the length of an array
+#define LENGTH(x) (sizeof(x) / sizeof((x)[0]))

 // GPIO to force DFU mode (on high)
 #define DFU_PIN 14