1 files changed, 1 insertions, 0 deletions

diff --git a/firmware/drivers/rtc.h b/firmware/drivers/rtc.h
index 695683ea87..7b101ee62e 100644
--- a/firmware/drivers/rtc.h
+++ b/firmware/drivers/rtc.h
@@ -22,6 +22,7 @@
 #ifdef HAVE_RTC
 void rtc_init(void);
 int rtc_read(unsigned char address);
+int rtc_read_multiple(unsigned char address, unsigned char *buf, int numbytes);
 int rtc_write(unsigned char address, unsigned char value);
 #endif