SSR: Temperature measurement over USB

[home-hw.git] / ssr / Inc / app.h

diff --git a/ssr/Inc/app.h b/ssr/Inc/app.h
index ba8b412069d1e9529fb163d590b37cfe00a04d8b..65b1e94dd50dd44e66ea4a18f3d763ffea81a3a7 100644 (file)
--- a/ssr/Inc/app.h
+++ b/ssr/Inc/app.h
@@ -1,5 +1,7 @@
 // main.c
 
+extern volatile byte timer_ticked;
+
 // usbdev.c
 
 extern byte rx_packet[64];
@@ -7,3 +9,11 @@ extern byte tx_packet[64];
 extern volatile byte rx_packet_state, tx_packet_state;
 
 void tx_packet_send(void);
+
+// ds18b20.c
+
+extern int ds_current_temp;
+#define DS_TEMP_UNKNOWN 0x7fffffff
+
+void ds_init(void);
+void ds_step(void);