rtc example with tm1637 driver

[cortex-from-scratch] / include / drivers / tm1637.h

diff --git a/include/drivers/tm1637.h b/include/drivers/tm1637.h
index 4ad572a..64e1f78 100644 (file)
--- a/include/drivers/tm1637.h
+++ b/include/drivers/tm1637.h
@@ -1,8 +1,18 @@
 #ifndef __TM1637_H
 #define __TM1637_H
 
+/* HELPER SUBROUTINES DECLARATIONS */
+static void start_condition();
+static void stop_condition();
+static int ack_recv();
+static int ack10_recv();
+static int idle();
+static void delay();
+
 extern void tm1637_init();
-extern void tm1637_start();
-extern void tm1637_stop();
+extern int set_grid(uint8_t offset, char value, bool dot);
+extern int set_display(bool on, uint8_t degree);
+
+extern void tm1637_example();
 
 #endif