qmsk-carboard: src/hello.c@87dd3b72b024 (annotated)

0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	1	#include <avr/interrupt.h>
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	2	#include <avr/io.h>
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	3
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	4	#include "stdlib.h"
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	5
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	6	#define DEBUG_DDR DDRB
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	7	#define DEBUG_PIN 5
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	8	#define DEBUG_PORT PORTB
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	9
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	10	/* Relay outputs */
2 2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	11	#define RELAY_DDR DDRC
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	12	#define RELAY_PORT PORTC
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	13	#define RELAY_PIN PINC
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	14	#define RELAY_PINS 4
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	15
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	16	#define RELAY_DOWN1 0
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	17	#define RELAY_DOWN2 1
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	18	#define RELAY_LEFT 2
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	19	#define RELAY_RIGHT 3
2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	20
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	21	/* Switch inputs */
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	22	static ioport_t *const SWITCH_DDR = &DDRD;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	23	static ioport_t *const SWITCH_PORT = &PORTD;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	24	static ioport_t *const SWITCH_PIN = &PIND;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	25	static ioport_t *const SWITCH_PCMSK = &PCMSK2;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	26	static const byte SWITCH_PCIE = PCIE2;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	27	static const byte SWITCH_PCIF = PCIF2;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	28
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	29	enum switch_bits {
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	30	SWITCH_LEFT = 0b00000100,
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	31	SWITCH_RIGHT = 0b00001000,
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	32	SWITCH_HORN1 = 0b00010000,
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	33	SWITCH_HORN2 = 0b00100000,
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	34
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	35	SWITCH_MASK = 0b00111100,
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	36	};
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	37
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	38	#include "debug.h"
2 2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	39	#include "relay.h"
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	40	#include "serial.h"
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	41	#include "switch.h"
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	42	#include "timer.h"
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	43
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	44	int main (void)
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	45	{
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	46	debug_init();
2 2687fbd14fd9 hello: relays via serial Tero Marttila <terom@paivola.fi> parents: 1 diff changeset	47	relay_init(RELAY_PINS);
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	48	serial_init(SERIAL_BAUD_9600, SERIAL_PARITY_N, SERIAL_STOPBITS_1);
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	49	switch_init();
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	50	timer_init();
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	51
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	52	// init
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	53	char c = '.';
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	54	byte s;
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	55	unsigned short timeout = 8000;
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	56
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	57	debug_set();
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	58	sei();
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	59
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	60	// start
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	61	while (true) {
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	62	c = s = 0;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	63
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	64	if (timer_sleep(timeout)) {
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	65	c = '.';
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	66	} else if ((c = serial_read())) {
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	67	switch (c) {
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	68	case 'L': relay_open(RELAY_LEFT); break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	69	case 'R': relay_open(RELAY_RIGHT); break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	70	case 'B':
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	71	relay_open(RELAY_DOWN1);
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	72	relay_open(RELAY_DOWN2);
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	73	break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	74
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	75	case 'l': relay_toggle(RELAY_LEFT); break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	76	case 'r': relay_toggle(RELAY_RIGHT); break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	77	case 'b':
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	78	relay_close(RELAY_DOWN1);
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	79	relay_close(RELAY_DOWN2);
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	80	break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	81
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	82	default:
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	83	c = '!';
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	84	break;
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	85	}
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	86	} else if (switch_read(&s)) {
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	87	c = '*';
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	88
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	89	if (s & SWITCH_LEFT)
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	90	c = 'l';
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	91
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	92	if (s & SWITCH_RIGHT)
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	93	c = 'r';
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	94
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	95	if (s & SWITCH_HORN1)
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	96	c = 'h';
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	97
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	98	if (s & SWITCH_HORN2)
87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	99	c = 'h';
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	100
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	101	} else {
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	102	// XXX: for some reason this occasionally gets stuck in an interrupt loop here after some switch events..
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	103	c = '?';
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	104	}
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	105
3 87dd3b72b024 read switch input, output on serial Tero Marttila <terom@paivola.fi> parents: 2 diff changeset	106	// out
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	107	debug_toggle();
1 dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	108
dc293f9aa873 hello: use serial Tero Marttila <terom@paivola.fi> parents: 0 diff changeset	109	serial_write(c);
0 cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	110	}
cae83b7bfcf4 trivial avr-gcc hello skeleton using qmsk-arduino: debug timer Tero Marttila <terom@paivola.fi> parents: diff changeset	111	}

author	Tero Marttila <terom@paivola.fi>
	Thu, 25 Sep 2014 00:56:54 +0300
changeset 3	87dd3b72b024
parent 2	2687fbd14fd9
permissions	-rw-r--r--