1 files changed, 5 insertions, 0 deletions

diff --git a/firmware/target/arm/tcc780x/system-tcc780x.c b/firmware/target/arm/tcc780x/system-tcc780x.c
index 5ecbbdac7c..bf3c64cd7a 100644
--- a/firmware/target/arm/tcc780x/system-tcc780x.c
+++ b/firmware/target/arm/tcc780x/system-tcc780x.c
@@ -287,6 +287,11 @@ void system_reboot(void)
     while (1);
 }
 
+void system_exception_wait(void)
+{
+    while ((GPIOA & 0x10) == 0); /* check for power button */
+}
+
 int system_memory_guard(int newmode)
 {
     (void)newmode;