diff options
author | Daniel Friesel <derf@finalrewind.org> | 2016-01-16 18:55:40 +0100 |
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committer | Daniel Friesel <derf@finalrewind.org> | 2016-01-16 18:55:40 +0100 |
commit | cd52b9a6b0272466f414ce4802ce50a0ec38dd29 (patch) | |
tree | b68e8c8910053165322ed150a88f7047532acf19 /src/main.cc | |
parent | 69b343aac3dce2ac87830ce5181eea8d11144de2 (diff) |
display: rename turn_on/off to enable/disable, move setup code from main to enable
Diffstat (limited to 'src/main.cc')
-rw-r--r-- | src/main.cc | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/src/main.cc b/src/main.cc index ac8b68a..fbb40c9 100644 --- a/src/main.cc +++ b/src/main.cc @@ -19,20 +19,9 @@ int main (void) // dito wdt_disable(); - // Ports B and D drive the dot matrix display -> set all as output - DDRB = 0xff; - DDRD = 0xff; - PORTB = 0; - PORTD = 0; - // Enable pull-ups on PC3 and PC7 (button pins) PORTC |= _BV(PC3) | _BV(PC7); - // Enable 8bit counter with prescaler=8 (-> timer frequency = 1MHz) - TCCR0A = _BV(CS01); - // raise timer interrupt on counter overflow (-> interrupt frequency = ~4kHz) - TIMSK0 = _BV(TOIE0); - disp[0] = 0x01; disp[1] = 0x02; disp[2] = 0x04; @@ -78,6 +67,7 @@ int main (void) disp[31] = 0x00; #endif + display.enable(); modem.enable(); sei(); @@ -86,6 +76,8 @@ int main (void) // nothing to do here, go to idle to save power SMCR = _BV(SE); asm("sleep"); + // The display timer causes a wakeup after 256µs. Run the system + // loop after the timer's ISR is done. rocket.loop(); } |