X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?p=tinyboard.git;a=blobdiff_plain;f=projects%2Fstep-up%2Fwdt.c;fp=projects%2Fstep-up%2Fwdt.c;h=9cfa08eb09f136b0841304501986e7bc89498258;hp=050c0c550f5c762242a345fbb80e81db5915f2c3;hb=fbbdcc41a590e41e87a05d3cac31f893cb52f8cb;hpb=758046649974734ee68f842c3f6d8ebde4c27529

diff --git a/projects/step-up/wdt.c b/projects/step-up/wdt.c
index 050c0c5..9cfa08e 100644
--- a/projects/step-up/wdt.c
+++ b/projects/step-up/wdt.c
@@ -6,7 +6,8 @@
 
 void init_wdt()
 {
-	wdt_enable(WDTO_1S);
+	wdt_enable(WDTO_60MS);
+	WDTCR |= _BV(WDIE);
 }
 
 void susp_wdt()
@@ -14,3 +15,13 @@ void susp_wdt()
 	wdt_disable();
 }
 
+ISR(WDT_vect) {
+	++jiffies;
+
+	if (jiffies & 0x000F) {
+		need_battery_adc = 1; // about every 1s
+	}
+
+	patterns_next_tick();
+	timer_check_buttons();
+}