42 lines
808 B
C
42 lines
808 B
C
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/**
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* Copyright CCC Basel 2020.
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*
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* This documentation describes Open Hardware and is licensed under the
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* CERN OHL v. 1.2.
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*
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* You may redistribute and modify this documentation under the terms of the
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* CERN OHL v.1.2. (http://ohwr.org/cernohl).
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*
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* This documentation is distributed
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* WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF MERCHANTABILITY,
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* SATISFACTORY QUALITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Please see the CERN OHL v.1.2 for applicable conditions.
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*/
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#include <stdint.h>
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#include <avr/io.h>
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#include <util/delay.h>
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void init() {
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PORTB = 0;
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DDRB = _BV(PB0) | _BV(PB1) | _BV(PB2) | _BV(PB3) | _BV(PB4);
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}
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void loop() {
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for (uint8_t i = 0; i < 5; i++) {
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PORTB = _BV(i);
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_delay_ms(500);
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}
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}
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int main() {
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init();
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while (1) {
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loop();
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}
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return 0;
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}
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