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-rw-r--r--app/prototypes.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/app/prototypes.h b/app/prototypes.h
index 60ba26c..d7c2a97 100644
--- a/app/prototypes.h
+++ b/app/prototypes.h
@@ -84,3 +84,8 @@ extern void oled2_shutdown(void);
/* font21x32.c */
extern void font21x32_put_ch(uint8_t *vram, unsigned ch, unsigned x);
extern void font21x32_put_str(uint8_t *vram, char *str, unsigned x);
+/* gauge.c */
+extern unsigned gauge_target;
+extern void gauge_ticker(void);
+extern void gauge_test(void);
+extern void gauge_init(void);