X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=firmware%2Fgpio.c;h=d2a240b4e31fd4a3690ba4b69ace130b5dd83538;hb=a06ea914a745c95ca286ea41337ff5bbf3d02cbd;hp=d759b1883f114d2ed9fbae96a8e016ac4b689ca5;hpb=04c70055063c30c7ebda95872527919f5f48c9a2;p=bike-lights.git

diff --git a/firmware/gpio.c b/firmware/gpio.c
index d759b18..d2a240b 100644
--- a/firmware/gpio.c
+++ b/firmware/gpio.c
@@ -8,11 +8,26 @@ void gpio_init()
 	PORTB &=~ (_BV(PB0) | _BV(PB2));
 
 	DDRA |=    _BV(PA3) | _BV(PA4);     // LED6, LED7
-	PORTB &=~ (_BV(PA3) | _BV(PA4));
+	PORTA &=~ (_BV(PA3) | _BV(PA4));
 
 	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) {