X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?p=bike-lights.git;a=blobdiff_plain;f=firmware%2Fgpio.c;h=d2a240b4e31fd4a3690ba4b69ace130b5dd83538;hp=d1efaaa0333315ac1a7e5d1e1cac91d6d1b2ff13;hb=a06ea914a745c95ca286ea41337ff5bbf3d02cbd;hpb=fad7e8ad13a9c01c6740331376ded53b7e085242

diff --git a/firmware/gpio.c b/firmware/gpio.c
index d1efaaa..d2a240b 100644
--- a/firmware/gpio.c
+++ b/firmware/gpio.c
@@ -13,6 +13,21 @@ void gpio_init()
 	gpio_set(1, 1);
 }
 
+void susp_gpio()
+{
+	DDRB &=  ~(_BV(PB0) | _BV(PB2));     // LED4, LED5
+	PORTB &=~ (_BV(PB0) | _BV(PB2));
+
+	DDRA &=  ~(_BV(PA3) | _BV(PA4));     // LED6, LED7
+	PORTA &=~ (_BV(PA3) | _BV(PA4));
+}
+
+void gpio_before_poweroff()
+{
+	DDRA |= _BV(PA4);
+	PORTA |= _BV(PA4);
+}
+
 void gpio_set(unsigned char n, unsigned char on)
 {
 	if (on) {