X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=firmware%2Fgpio.c;h=8e39bd29923359eb745946711bbb42a07bb21757;hb=64a3d3a699cd60b7a6b4b06c5c38689975a3d460;hp=2ee32109d754360434afc6ec0ed3d5c3a8269592;hpb=f956c1fa7f47b0e8b8afe323c2eff1b6c2607c2a;p=bike-lights.git

diff --git a/firmware/gpio.c b/firmware/gpio.c
index 2ee3210..8e39bd2 100644
--- a/firmware/gpio.c
+++ b/firmware/gpio.c
@@ -4,24 +4,40 @@
 
 void gpio_init()
 {
-	DDRB |= _BV(PB2) | _BV(PB4);
-	PORTB &=~ (_BV(PB2) | _BV(PB4));
+	DDRB |=    _BV(PB0) | _BV(PB2) | _BV(PB4) | _BV(PB6);
+	PORTB &=~ (_BV(PB0) | _BV(PB2) | _BV(PB4) | _BV(PB6));
 
-	gpio_set(GPIO_LED2, 1);
+	gpio_set(1, 1);
 }
 
-void gpio_set(unsigned char n, unsigned char on)
+void susp_gpio()
 {
-	unsigned char bits = 0;
-	switch(n) {
-	case GPIO_LED1: bits = _BV(PB4); break;
-	case GPIO_LED2: bits = _BV(PB2); break;
-	}
+	DDRB  &= ~(_BV(PB0) | _BV(PB2) | _BV(PB4) | _BV(PB6));
+	PORTB &= ~(_BV(PB0) | _BV(PB2) | _BV(PB4) | _BV(PB6));
+}
+
+void gpio_before_poweroff()
+{
+	DDRB |= _BV(PB2);
+	PORTB |= _BV(PB2);
+}
 
+void gpio_set(unsigned char n, unsigned char on)
+{
 	if (on) {
-		PORTB |= bits;
+		switch(n) {
+		case 0: PORTB |= _BV(PB0); break;
+		case 1: PORTB |= _BV(PB2); break;
+		case 2: PORTB |= _BV(PB4); break;
+		case 3: PORTB |= _BV(PB6); break;
+		}
 	} else {
-		PORTB &= ~bits;
+		switch(n) {
+		case 0: PORTB &= ~_BV(PB0); break;
+		case 1: PORTB &= ~_BV(PB2); break;
+		case 2: PORTB &= ~_BV(PB4); break;
+		case 3: PORTB &= ~_BV(PB6); break;
+		}
 	}
 }