qmsk-dmx: src/hello-dmx.c@ef9fe98ebf72 (annotated)

62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	1	/*
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	2	* DMX output.
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	3	*
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	4	* See doc/dmx.txt for the RX-485 bus protocol details...
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	5	*/
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	6
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	7	#include <avr/io.h>
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	8
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	9	#include "stdlib.h"
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	10	#include "timer.c"
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	11	#include "serial.c"
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	12	#include "dmx.c"
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	13
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	14	// debug
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	15	#define DEBUG_DDR DDRB
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	16	#define DEBUG_PORT PORTB
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	17	#define DEBUG_LED 0
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	18
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	19	void led_init ()
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	20	{
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	21	sbi(&DEBUG_DDR, DEBUG_LED);
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	22	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	23
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	24	void led_on ()
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	25	{
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	26	sbi(&DEBUG_PORT, DEBUG_LED);
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	27	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	28
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	29	void led_off ()
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	30	{
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	31	cbi(&DEBUG_PORT, DEBUG_LED);
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	32	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	33
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	34	void led_toggle ()
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	35	{
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	36	xbi(&DEBUG_PORT, DEBUG_LED);
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	37	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	38
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	39	// dmx
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	40	#define DMX_COUNT 255
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	41
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	42	/*
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	43	* DMX state
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	44	*/
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	45	static struct dmx_state {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	46	byte out[DMX_COUNT];
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	47	byte count;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	48	} dmx;
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	49
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	50	enum state {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	51	START = '\n',
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	52	CMD = ';',
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	53	ARG = ',',
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	54	ERROR = '!',
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	55	};
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	56
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	57	#define CONSOLE_ARGS 8
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	58
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	59	/*
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	60	* Console input state.
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	61	*/
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	62	static struct console {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	63	byte state;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	64	byte cmd;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	65	byte argc;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	66	byte argv[CONSOLE_ARGS];
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	67	} console;
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	68
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	69	/*
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	70	* Clear output (no state).
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	71	*/
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	72	int cmd_clear ()
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	73	{
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	74	dmx.count = 0;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	75
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	76	return 0;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	77	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	78
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	79	/*
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	80	* Set output to given sequence.
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	81	*/
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	82	int cmd_out ()
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	83	{
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	84	byte i;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	85
67 53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	86	for (i = 0; i < console.argc && i < DMX_COUNT; i++) {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	87	dmx.out[i] = console.argv[i];
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	88	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	89
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	90	dmx.count = i;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	91
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	92	return 0;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	93	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	94
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	95	/*
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	96	* Set output at offset.
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	97	*/
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	98	int cmd_set ()
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	99	{
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	100	if (console.argc < 1) {
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	101	return '!';
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	102	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	103
67 53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	104	if (console.argv[0] == 0) {
53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	105	return '!';
53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	106	}
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	107
67 53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	108	byte i = console.argv[0] - 1;
53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	109
53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	110	for (byte a = 1; a < console.argc && i < DMX_COUNT; a++) {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	111	dmx.out[i++] = console.argv[a];
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	112	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	113
67 53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	114	if (i > dmx.count) {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	115	dmx.count = i;
67 53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	116	}
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	117
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	118	return 0;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	119	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	120
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	121	/*
68 be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	122	* Set output range to value.
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	123	*/
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	124	int cmd_fill ()
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	125	{
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	126	if (console.argc != 4) {
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	127	return '!';
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	128	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	129
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	130	byte start = console.argv[0];
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	131	byte end = console.argv[1];
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	132	byte skip = console.argv[2];
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	133	byte value = console.argv[3];
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	134	byte c;
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	135
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	136	if (!start) {
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	137	return '!';
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	138	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	139
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	140	if (end < start) {
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	141	return '!';
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	142	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	143
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	144	if (!skip) {
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	145	return '!';
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	146	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	147
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	148	for (c = start; c <= end && c < DMX_COUNT; c += skip) {
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	149	dmx.out[c - 1] = value;
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	150	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	151
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	152	// XXX: -1
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	153	if (c > dmx.count) {
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	154	dmx.count = c;
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	155	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	156
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	157	return 0;
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	158	}
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	159
be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	160	/*
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	161	* Set output to max. zeroes
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	162	*/
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	163	int cmd_zero ()
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	164	{
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	165	byte count;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	166
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	167	if (console.argc == 0) {
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	168	count = DMX_COUNT;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	169	} else if (console.argc == 1) {
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	170	count = console.argv[0];
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	171	} else {
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	172	return '!';
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	173	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	174
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	175	// set
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	176	byte i;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	177	for (i = 0; i < count; i++) {
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	178	dmx.out[i] = 0;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	179	}
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	180	dmx.count = i;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	181
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	182	return 0;
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	183	}
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	184
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	185	/*
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	186	* Process console command.
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	187	*/
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	188	int command ()
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	189	{
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	190	switch (console.cmd) {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	191	case 'c': return cmd_clear();
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	192	case 'o': return cmd_out();
68 be139319a961 dmx: cmd_fill Tero Marttila <terom@paivola.fi> parents: 67 diff changeset	193	case 'f': return cmd_fill();
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	194	case 's': return cmd_set();
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	195	case 'z': return cmd_zero();
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	196
0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	197	default: return '?';
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	198	}
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	199	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	200
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	201	/*
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	202	* Process console input.
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	203	*/
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	204	char input (char c)
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	205	{
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	206	// control
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	207	if (c == '\r') {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	208	char ret = '?';
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	209
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	210	if (console.state == CMD) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	211	console.argc = 0;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	212	} else if (console.state == ARG) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	213	console.argc++;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	214	} else {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	215	console.state = START;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	216	return '\n';
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	217	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	218
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	219	// command
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	220	if ((ret = command(console.cmd))) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	221
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	222	} else {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	223	ret = '\n';
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	224	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	225
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	226	// return to START with response
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	227	console.state = START;
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	228	return '\n'; // XXX: required to delimit command reponses..
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	229
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	230	} else if (c == ' ' \|\| c == '\t' \|\| c == ',') {
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	231	// argument
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	232	if (console.state == CMD) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	233	console.state = ARG;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	234	console.argc = 0;
67 53743ecc9150 dmx: bugfix argv[0] = 0 on command, limits on set Tero Marttila <terom@paivola.fi> parents: 66 diff changeset	235	console.argv[0] = 0;
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	236
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	237	return ',';
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	238
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	239	} else if (console.state == ARG) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	240	if (console.argc++ < CONSOLE_ARGS) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	241	console.argv[console.argc] = 0;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	242
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	243	return ',';
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	244	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	245	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	246
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	247	// printable
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	248	} else if (32 < c && c < 128) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	249	// process input char
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	250	if (console.state == START) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	251	console.cmd = c;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	252	console.state = CMD;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	253
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	254	return c;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	255
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	256	} else if (console.state == ARG) {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	257	if (c >= '0' && c <= '9') {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	258	console.argv[console.argc] *= 10;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	259	console.argv[console.argc] += (c - '0');
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	260
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	261	return c;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	262	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	263	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	264	} else {
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	265	// ignore
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	266	return ' ';
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	267	}
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	268
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	269	// reject
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	270	console.state = ERROR;
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	271	return ERROR;
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	272	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	273
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	274	/*
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	275	* Tick output state
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	276	*/
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	277	void update ()
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	278	{
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	279	dmx_packet(dmx.count, dmx.out);
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	280	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	281
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	282	void main ()
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	283	{
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	284	led_init();
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	285	timer_init();
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	286	serial_init();
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	287	dmx_init();
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	288
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	289	// mainloop
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	290	char c = '>';
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	291	unsigned timeout = 8000; // 2Hz
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	292
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	293	// start
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	294	sei();
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	295	serial_write(c);
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	296
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	297	while (true) {
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	298	// sleep
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	299	//led_on();
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	300	if (timer_sleep(timeout)) {
66 0cf14786b909 dmx: implement output Tero Marttila <terom@paivola.fi> parents: 65 diff changeset	301	led_toggle();
69 ef9fe98ebf72 serial: read buffering Tero Marttila <terom@paivola.fi> parents: 68 diff changeset	302	}
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	303
69 ef9fe98ebf72 serial: read buffering Tero Marttila <terom@paivola.fi> parents: 68 diff changeset	304	// input
ef9fe98ebf72 serial: read buffering Tero Marttila <terom@paivola.fi> parents: 68 diff changeset	305	while ((c = serial_read())) {
ef9fe98ebf72 serial: read buffering Tero Marttila <terom@paivola.fi> parents: 68 diff changeset	306	serial_write(input(c));
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	307	}
69 ef9fe98ebf72 serial: read buffering Tero Marttila <terom@paivola.fi> parents: 68 diff changeset	308
65 625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	309	//led_off();
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	310
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	311	// output
625f34328820 dmx: split out dmx.c module; implement console Tero Marttila <terom@paivola.fi> parents: 62 diff changeset	312	update();
62 2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	313	}
2d68a76322cb hello-dmx: working basic dmx output using DmxSimple's frame-timing inline assembler code Tero Marttila <terom@paivola.fi> parents: diff changeset	314	}

author	Tero Marttila <terom@paivola.fi>
	Fri, 11 Apr 2014 19:30:41 +0300
changeset 69	ef9fe98ebf72
parent 68	be139319a961
child 70	72175852afd2
permissions	-rw-r--r--