47 lines
832 B
C
47 lines
832 B
C
/*
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bossButton.c
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As long as we've got a button wired up to the AVR,
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might as well have some fun.
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Upload this code to your AVR, run bossButton.py.
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Press button.
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*/
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// ------- Preamble -------- //
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#include <avr/io.h>
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#include <util/delay.h>
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#include "pinDefines.h"
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#include "USART.h"
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static inline void blinkLED(void) {
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LED_PORT = (1 << LED0);
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_delay_ms(1000);
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LED_PORT &= ~(1 << LED0);
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}
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int main(void) {
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// -------- Inits --------- //
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BUTTON_PORT |= (1 << BUTTON); /* input mode, turn on pullup */
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LED_DDR = (1 << LED0);
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blinkLED();
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initUSART();
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transmitByte('O');
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// ------ Event loop ------ //
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while (1) {
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if (bit_is_clear(BUTTON_PIN, BUTTON)) {
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transmitByte('X');
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blinkLED();
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}
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} /* End event loop */
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return 0;
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}
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