diff --git a/global.h b/global.h
index 38e6129..9bbca0e 100644
--- a/global.h
+++ b/global.h
@@ -336,6 +336,10 @@
 #define RCC_GPIO(x) CAT2(RCC_GPIO,x)
 /** get RCC for GPIO based on GPIO identifier */
 #define GPIO_RCC(x) RCC_GPIO(GPIO_PORT_ID(x))
+/** get RST for GPIO based on GPIO identifier */
+#define RST_GPIO(x) CAT2(RST_GPIO,x)
+/** get RST for GPIO based on GPIO identifier */
+#define GPIO_RST(x) RST_GPIO(GPIO_PORT_ID(x))
 /** get TIM based on TIM identifier */
 #define TIM(x) CAT2(TIM,x)
 /** get RCC for timer based on TIM identifier */