diff --git a/inc/platform.h b/inc/platform.h
index 8159c8ca..f3fb634c 100644
--- a/inc/platform.h
+++ b/inc/platform.h
@@ -135,6 +135,7 @@ void platform_timer_sys_start();
 #define platform_timer_read( id )             platform_timer_op( id, PLATFORM_TIMER_OP_READ, 0 )
 #define platform_timer_start( id )            platform_timer_op( id, PLATFORM_TIMER_OP_START, 0 )
 #define platform_timer_get_diff_crt( id, v )  platform_timer_get_diff_us( id, platform_timer_read( id ), v )
+#define platform_timer_sys_delay( us )        platform_timer_delay( PLATFORM_TIMER_SYS_ID, us )
 
 // *****************************************************************************
 // CAN subsection