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This commit is contained in:
Michael Hayes
2011-08-27 01:46:08 +00:00
commit 513810e138
233 changed files with 22993 additions and 0 deletions
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apps/ir_grab3/Makefile
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# File: Makefile
# Author: M. P. Hayes, UCECE
# Date: 12 Sep 2010
# Descr: Makefile for ir_grab3
# Definitions.
CC = avr-gcc
CFLAGS = -mmcu=atmega32u2 -Os -Wall -Wstrict-prototypes -Wextra -g -I. -I../../utils -I../../fonts -I../../drivers -I../../drivers/avr
OBJCOPY = avr-objcopy
SIZE = avr-size
DEL = rm
# Default target.
all: ir_grab3.out
# Compile: create object files from C source files.
ir_grab3.o: ir_grab3.c ../../drivers/avr/delay.h ../../drivers/avr/eeprom.h ../../drivers/avr/system.h ../../drivers/button.h ../../drivers/display.h ../../drivers/ir.h ../../drivers/led.h ../../drivers/navswitch.h ../../fonts/font5x7_1.h ../../utils/font.h ../../utils/pacer.h ../../utils/tinygl.h
$(CC) -c $(CFLAGS) $< -o $@
eeprom.o: ../../drivers/avr/eeprom.c ../../drivers/avr/eeprom.h ../../drivers/avr/system.h
$(CC) -c $(CFLAGS) $< -o $@
pio.o: ../../drivers/avr/pio.c ../../drivers/avr/pio.h ../../drivers/avr/system.h
$(CC) -c $(CFLAGS) $< -o $@
system.o: ../../drivers/avr/system.c ../../drivers/avr/system.h
$(CC) -c $(CFLAGS) $< -o $@
timer.o: ../../drivers/avr/timer.c ../../drivers/avr/system.h ../../drivers/avr/timer.h
$(CC) -c $(CFLAGS) $< -o $@
button.o: ../../drivers/button.c ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/button.h
$(CC) -c $(CFLAGS) $< -o $@
display.o: ../../drivers/display.c ../../drivers/avr/system.h ../../drivers/display.h ../../drivers/ledmat.h
$(CC) -c $(CFLAGS) $< -o $@
ir.o: ../../drivers/ir.c ../../drivers/avr/delay.h ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/ir.h
$(CC) -c $(CFLAGS) $< -o $@
led.o: ../../drivers/led.c ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/led.h
$(CC) -c $(CFLAGS) $< -o $@
ledmat.o: ../../drivers/ledmat.c ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/ledmat.h
$(CC) -c $(CFLAGS) $< -o $@
navswitch.o: ../../drivers/navswitch.c ../../drivers/avr/delay.h ../../drivers/avr/pio.h ../../drivers/avr/system.h ../../drivers/navswitch.h
$(CC) -c $(CFLAGS) $< -o $@
pacer.o: ../../utils/pacer.c ../../drivers/avr/system.h ../../drivers/avr/timer.h ../../utils/pacer.h
$(CC) -c $(CFLAGS) $< -o $@
tinygl.o: ../../utils/tinygl.c ../../drivers/avr/system.h ../../drivers/display.h ../../utils/font.h ../../utils/tinygl.h
$(CC) -c $(CFLAGS) $< -o $@
# Link: create ELF output file from object files.
ir_grab3.out: button.o display.o eeprom.o ir.o ir_grab3.o led.o ledmat.o navswitch.o pacer.o pio.o system.o timer.o tinygl.o
$(CC) $(CFLAGS) $^ -o $@ -lm
$(SIZE) $@
# Target: clean project.
.PHONY: clean
clean:
-$(DEL) *.o *.out *.hex
# Target: program project.
.PHONY: program
program: ir_grab3.out
$(OBJCOPY) -O ihex ir_grab3.out ir_grab3.hex
dfu-programmer atmega32u2 erase; dfu-programmer atmega32u2 flash ir_grab3.hex; dfu-programmer atmega32u2 start
apps/ir_grab3/Makefile.test
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# File: Makefile
# Author: M. P. Hayes, UCECE
# Date: 11 Sep 2010
# Descr: Makefile for ir_grab3
CC = gcc
CFLAGS = -Wall -Wstrict-prototypes -Wextra -g -I. -I../../utils -I../../drivers -I../../drivers/test
DEL = rm
# Default target.
all: ir_grab3
# Compile: create object files from C source files.
timer-test.o: ../../drivers/test/timer.c ../../drivers/test/timer.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
pio-test.o: ../../drivers/test/pio.c
$(CC) -c $(CFLAGS) $< -o $@
led-test.o: ../../drivers/led.c ../../drivers/led.h ../../drivers/test/pio.h ../../drivers/test/avrtest.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
display-test.o: ../../drivers/display.c ../../drivers/ledmat.h ../../drivers/display.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
button-test.o: ../../drivers/button.c ../../drivers/test/pio.h ../../drivers/test/avrtest.h ../../drivers/button.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
pacer-test.o: ../../utils/pacer.c ../../drivers/test/timer.h ../../utils/pacer.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
tinygl-test.o: ../../utils/tinygl.c ../../drivers/display.h ../../utils/font.h ../../utils/tinygl.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
ir-test.o: ../../drivers/ir.c ../../drivers/test/pio.h ../../drivers/ir.h ../../drivers/test/avrtest.h ../../drivers/test/delay.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
ledmat-test.o: ../../drivers/ledmat.c ../../drivers/test/avrtest.h ../../drivers/test/pio.h ../../drivers/ledmat.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
eeprom-test.o: ../../drivers/test/eeprom.c ../../drivers/test/eeprom.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
system-test.o: ../../drivers/test/system.c ../../drivers/test/pio.h ../../drivers/test/avrtest.h ../../drivers/test/mgetkey.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
mgetkey-test.o: ../../drivers/test/mgetkey.c ../../drivers/test/mgetkey.h
$(CC) -c $(CFLAGS) $< -o $@
ir_grab3-test.o: ir_grab3.c ../../drivers/navswitch.h ../../drivers/test/delay.h ../../drivers/test/system.h ../../drivers/test/eeprom.h ../../utils/font.h ../../drivers/led.h ../../utils/tinygl.h ../../utils/pacer.h ../../drivers/display.h ../../drivers/ir.h ../../drivers/button.h ../../fonts/font5x7_1.h
$(CC) -c $(CFLAGS) $< -o $@
navswitch-test.o: ../../drivers/navswitch.c ../../drivers/test/pio.h ../../drivers/navswitch.h ../../drivers/test/avrtest.h ../../drivers/test/delay.h ../../drivers/test/system.h
$(CC) -c $(CFLAGS) $< -o $@
# Link: create executable file from object files.
ir_grab3: timer-test.o pio-test.o led-test.o display-test.o button-test.o pacer-test.o tinygl-test.o ir-test.o ledmat-test.o eeprom-test.o system-test.o mgetkey-test.o ir_grab3-test.o navswitch-test.o
$(CC) $(CFLAGS) $^ -o $@ -lrt
# Clean: delete derived files.
.PHONY: clean
clean:
-$(DEL) ir_grab3 timer-test.o pio-test.o led-test.o display-test.o button-test.o pacer-test.o tinygl-test.o ir-test.o ledmat-test.o eeprom-test.o system-test.o mgetkey-test.o ir_grab3-test.o navswitch-test.o
apps/ir_grab3/ir_grab3.c
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/** @file ir_grab3.c
@author M. P. Hayes, UCECE
@date 24 August 2009
@brief Test program for IR serial communnications.
@defgroup ir_grab3 Test program for IR serial communications.
*/
#include "system.h"
#include "navswitch.h"
#include "button.h"
#include "tinygl.h"
#include "pacer.h"
#include "ir.h"
#include "led.h"
#include "delay.h"
#include "eeprom.h"
#include "../fonts/font5x7_1.h"
#include <string.h>
/* Define polling rate in Hz. */
#define LOOP_RATE 2000
/* Define text update rate (characters per 10 s). */
#define MESSAGE_RATE 10
/* At 2400 baud and 36 kHz modulation, there are 15 cycles per bit.
With a Sony start code of length 4.5 x 0.6 ms there are 86 cycles. */
#define COUNT_MAX 250
#define CODESEQ_LEN_MAX 25
#define CODESEQ_NUM 5
#define IR_MODULATION_PERIOD_US (1e6 / IR_MODULATION_FREQ)
#define LOOP_TWEAK_US 1.5
typedef enum {STATE_NORMAL, STATE_LEARN, STATE_STORE} state_t;
typedef uint8_t count_t;
typedef struct code
{
count_t on;
count_t off;
} code_t;
static void transmit (code_t *codeseq)
{
uint8_t i;
for (i = 0; codeseq[i].on != 0; i++)
{
ir_tx_set (1, codeseq[i].on);
ir_tx_set (0, codeseq[i].off);
}
}
static uint8_t capture (code_t *codeseq, uint8_t size)
{
uint8_t i;
for (i = 0; i < size - 1; i++)
{
count_t count;
for (count = 0; count < COUNT_MAX && ir_rx_get (); count++)
{
DELAY_US (IR_MODULATION_PERIOD_US - LOOP_TWEAK_US);
}
codeseq[i].on = count;
for (count = 0; count < COUNT_MAX && !ir_rx_get (); count++)
{
DELAY_US (IR_MODULATION_PERIOD_US - LOOP_TWEAK_US - 1.0);
}
codeseq[i].off = count;
if (count >= COUNT_MAX)
{
/* Mark end of sequence. */
codeseq[i + 1].on = 0;
return i + 1;
}
}
/* Sequence is too long. */
return 0;
}
static void codeseqs_write (code_t *codeseqs, uint8_t len, uint8_t num)
{
eeprom_write (0, codeseqs, sizeof (codeseqs[0]) * len * num);
}
static void codeseqs_read (code_t *codeseqs, uint8_t len, uint8_t num)
{
/* When the EEPROM is erased all the bytes are 0xFF so set to
sensible defaults. */
eeprom_read (0, codeseqs, sizeof (codeseqs[0]) * len * num);
if (codeseqs[0].on == 0xff)
{
uint8_t i;
for (i = 0; i < num; i++)
codeseqs[i * len].on = 0;
codeseqs_write (codeseqs, len, num);
}
}
static int switch_get (void)
{
if (navswitch_push_event_p (NAVSWITCH_PUSH))
return 0;
else if (navswitch_push_event_p (NAVSWITCH_NORTH))
return 1;
else if (navswitch_push_event_p (NAVSWITCH_EAST))
return 2;
else if (navswitch_push_event_p (NAVSWITCH_SOUTH))
return 3;
else if (navswitch_push_event_p (NAVSWITCH_WEST))
return 4;
return -1;
}
int main (void)
{
state_t state = STATE_NORMAL;
code_t codeseq[CODESEQ_LEN_MAX];
code_t codeseqs[CODESEQ_LEN_MAX * CODESEQ_NUM];
int seq;
static const char *strings[] = {"P", "N", "E", "S", "W"};
codeseqs_read (codeseqs, CODESEQ_LEN_MAX, CODESEQ_NUM);
system_init ();
tinygl_init (LOOP_RATE);
tinygl_font_set (&font5x7_1);
tinygl_text_speed_set (MESSAGE_RATE);
navswitch_init ();
button_init ();
led_init ();
ir_init ();
pacer_init (LOOP_RATE);
tinygl_text ("X");
led_set (LED1, 0);
while (1)
{
/* Wait for next tick. */
pacer_wait ();
switch (state)
{
case STATE_NORMAL:
tinygl_update ();
navswitch_update ();
button_update ();
seq = switch_get ();
if (seq != -1)
{
tinygl_text (strings[seq]);
transmit (&codeseqs[seq * CODESEQ_LEN_MAX]);
}
if (button_push_event_p (BUTTON1))
{
led_set (LED1, 1);
state = STATE_LEARN;
}
break;
case STATE_LEARN:
while (1)
{
/* Loop as fast as possible so that capture start of IR transmission
as soon as possible. */
button_update ();
if (ir_rx_get ())
{
if (capture (codeseq, CODESEQ_LEN_MAX))
{
tinygl_text ("?");
led_set (LED1, 1);
state = STATE_STORE;
break;
}
}
if (button_push_event_p (BUTTON1))
{
led_set (LED1, 0);
state = STATE_NORMAL;
break;
}
}
break;
case STATE_STORE:
tinygl_update ();
navswitch_update ();
button_update ();
seq = switch_get ();
if (seq != -1)
{
memcpy (&codeseqs[seq * CODESEQ_LEN_MAX], codeseq, sizeof (codeseq));
codeseqs_write (codeseqs, CODESEQ_LEN_MAX, CODESEQ_NUM);
tinygl_text (strings[seq]);
led_set (LED1, 0);
state = STATE_NORMAL;
}
if (button_push_event_p (BUTTON1))
{
led_set (LED1, 0);
state = STATE_NORMAL;
}
break;
}
}
return 0;
}