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/IR-TX-BL/branches/LED-CTRL_V0.01/Doku/fuses.JPG
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/IR-TX-BL/branches/LED-CTRL_V0.01/LED-CTRL.pnproj
0,0 → 1,0
<Project name="IR-Tx"><File path="main.c"></File><File path="main.h"></File><File path="uart.h"></File><File path="uart.c"></File><File path="twislave.c"></File><File path="twislave.h"></File></Project>
/IR-TX-BL/branches/LED-CTRL_V0.01/LED-CTRL.pnws
0,0 → 1,0
<Workspace><File path="c:\mikrokopter\projects\ir-tx-bl\branches\led-ctrl_v0.01\main.c"></File><Project path="c:\mikrokopter\projects\ir-tx-bl\branches\led-ctrl_v0.01\led-ctrl.pnproj"></Project></Workspace>
/IR-TX-BL/branches/LED-CTRL_V0.01/main.c
0,0 → 1,230
//############################################################################
// - LED CTRL Main
// - ATMEGA8 mit 8MHz
// - Nur für den privaten Gebrauch
// - Keine Garantie auf Fehlerfreiheit
// - Kommerzielle Nutzung nur mit meiner Zustimmung
// - walter Meyer @ www.freakware.de
// - 11.12.2007
// - Make sure Fuses are programmed for internal 8 MHz RC Oscilator
//############################################################################*/
 
#include "main.h"
#include "uart.h"
#include "twislave.h"
 
volatile unsigned int ppm_signal = 1500;
volatile unsigned char ppm_new = 0;
volatile unsigned char TMR1OvF = 0;
volatile unsigned char ch0;
volatile unsigned char ch1;
volatile unsigned char ch2;
volatile unsigned char ch3;
volatile unsigned char ch4;
volatile unsigned char ch5;
 
 
 
SIGNAL(SIG_OVERFLOW1)
{
TMR1OvF++;
}
 
 
SIGNAL(SIG_INPUT_CAPTURE1)
{
static unsigned int pos_ICR;
static unsigned int ppm;
if ((TCCR1B & (1<<ICES1)) != 0) //rising edge
{
TCCR1B &= ~(1<<ICES1); //set falling egde
TMR1OvF = 0;
pos_ICR = ICR1;
}
else //falling edge
{
TCCR1B |= (1<<ICES1); //set rising egde
ppm = (ICR1 - pos_ICR + (int) TMR1OvF * 65536);
if ((ppm > 600) && (ppm < 2400))
{
if (ppm > 2100) ppm = 2100;
if (ppm < 900) ppm = 900;
ppm = (ppm_signal * 7 + ppm) / 8;
ppm_signal = ppm;
ppm_new = 1;
}
}
 
}
 
 
 
 
 
SIGNAL(SIG_OVERFLOW0)
{
static unsigned char counter;
unsigned char PORTB_BAK;
unsigned char PORTD_BAK;
 
PORTB_BAK = PORTB;
PORTD_BAK = PORTD;
 
if (counter == 0)
{
PORTB_BAK clrbit (CH0_B | CH1_B | CH2_B);
PORTD_BAK clrbit (CH3_D | CH4_D | CH5_D);
}
 
 
if (ch0 == 255)
{
PORTB_BAK setbit CH0_B;
}
if (ch0 == counter)
{
PORTB_BAK setbit CH0_B;
}
if (ch0 == 0)
{
PORTB_BAK clrbit CH0_B;
}
 
 
 
 
 
 
if (ch1 == counter)
{
PORTB_BAK setbit CH1_B;
}
if (ch2 == counter)
{
PORTB_BAK setbit CH2_B;
}
if (ch3 == counter)
{
PORTD_BAK setbit CH3_D;
}
if (ch4_BAK == counter)
{
PORTD setbit CH4_D;
}
if (ch5_BAK == counter)
{
PORTD setbit CH5_D;
}
}
}
 
 
counter++;
 
PORTB = PORTB_BAK;
PORTD = PORTD_BAK;
 
 
}
 
 
 
 
 
/*##############################################################################*/
void StartPWM(unsigned char txbyte)
{
//Timer 0 Config for getting right timing for IR Pattern
TCCR0 = (0<<CS02)|(0<<CS01)|(1<<CS00); // (@8MHz) = 1/8us Clk = 256/8 = 32us overflow
TIMSK setbit (1<<TOIE0); // enable Int
 
}
 
 
 
 
 
 
 
/*##############################################################################*/
void StartPPM(void)
{
//global timer1 Config
TCCR1A = (0<<COM1A1)|(0<<COM1A0)|(0<<COM1B1)|(0<<COM1B0)|
(0<<FOC1A) |(0<<FOC1B) |(0<<WGM10) |(0<<WGM11);
TCCR1B = (1<<ICNC1)|(1<<ICES1)|(0<<WGM13)|
(0<<WGM12)|(0<<CS12)|(1<<CS11)|(0<<CS10); //ICP_POS_FLANKE
 
// interrupts
TIMSK |= (1<<TICIE1)|(1<<TOIE1); //ICP_INT_ENABLE and TIMER1_INT_ENABLE
 
}
 
 
 
int GetPPM(void)
{
//this routines seems to be nesseccary, as reading a 16 bit value
//on a 8 bit machine is not atomic, so if an interrupt apears between reading
//low and high byte of the 16 bit value a wrong result is possible
unsigned char intmask;
unsigned int ppm_temp;
 
intmask = TIMSK; //backup interupt enable bits
TIMSK &= ~(1<<TICIE1); //disable ppm interrupt
ppm_temp = ppm_signal;
TIMSK = intmask; //restore interupt enable bits
return(ppm_temp); //return ppm_signal
 
}
 
 
/*##############################################################################*/
// MAIN
/*##############################################################################*/
int main (void)
{
 
DDRC = (1<<ledred);
PORTC = 0x00;
DDRD = (1<<ledgreen);
PORTD = 0x00;
DDRB = (1<<1)|(1<<2)|(1<<3);
PORTB = 0x00;
 
 
ch0 = 0;
ch1 = 0;
ch2 = 0;
ch3 = 0;
ch4 = 0;
ch5 = 0;
 
//StartUART();
StartPPM();
StartI2C();
StartPWM();
sei();
 
while (1)
{
//printf("%d ",ppm_signal);
 
 
}
 
 
}
/IR-TX-BL/branches/LED-CTRL_V0.01/main.h
0,0 → 1,36
#ifndef _MAIN_H
#define _MAIN_H
 
 
#define SYSCLK 8000000L
 
 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/eeprom.h>
 
 
#define setbit |=
#define clrbit &=~
#define invbit ^=
#define ledred 3 //on Port C
#define ledgreen 7 //on Port D
#define correction -60
 
#define CH0_B (1<<3)
#define CH1_B (1<<2)
#define CH2_B (1<<1)
#define CH3_D (1<<3)
#define CH4_D (1<<4)
#define CH5_D (1<<5)
 
 
#endif //_MAIN_H
 
 
 
 
 
/IR-TX-BL/branches/LED-CTRL_V0.01/makefile
0,0 → 1,387
#--------------------------------------------------------------------
# MCU name
MCU = atmega8
#-------------------------------------------------------------------
HAUPT_VERSION = 0
NEBEN_VERSION = 03
#-------------------------------------------------------------------
 
# Output format. (can be srec, ihex, binary)
FORMAT = ihex
 
# Target file name (without extension).
TARGET = IR-Tx_V$(HAUPT_VERSION)_$(NEBEN_VERSION)
 
# Optimization level, can be [0, 1, 2, 3, s]. 0 turns off optimization.
# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
OPT = s
 
##########################################################################################################
# List C source files here. (C dependencies are automatically generated.)
SRC = main.c uart.c twislave.c
##########################################################################################################
 
# If there is more than one source file, append them above, or modify and
# uncomment the following:
#SRC += foo.c bar.c
 
# You can also wrap lines by appending a backslash to the end of the line:
#SRC += baz.c \
#xyzzy.c
 
 
 
# List Assembler source files here.
# Make them always end in a capital .S. Files ending in a lowercase .s
# will not be considered source files but generated files (assembler
# output from the compiler), and will be deleted upon "make clean"!
# Even though the DOS/Win* filesystem matches both .s and .S the same,
# it will preserve the spelling of the filenames, and gcc itself does
# care about how the name is spelled on its command-line.
ASRC =
 
 
# List any extra directories to look for include files here.
# Each directory must be seperated by a space.
EXTRAINCDIRS =
 
 
# Optional compiler flags.
# -g: generate debugging information (for GDB, or for COFF conversion)
# -O*: optimization level
# -f...: tuning, see gcc manual and avr-libc documentation
# -Wall...: warning level
# -Wa,...: tell GCC to pass this to the assembler.
# -ahlms: create assembler listing
CFLAGS = -g -O$(OPT) \
-funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums \
-Wall -Wstrict-prototypes \
-Wa,-adhlns=$(<:.c=.lst) \
$(patsubst %,-I%,$(EXTRAINCDIRS))
 
 
# Set a "language standard" compiler flag.
# Unremark just one line below to set the language standard to use.
# gnu99 = C99 + GNU extensions. See GCC manual for more information.
#CFLAGS += -std=c89
#CFLAGS += -std=gnu89
#CFLAGS += -std=c99
CFLAGS += -std=gnu99
 
CFLAGS += -DVERSION_HAUPTVERSION=$(HAUPT_VERSION) -DVERSION_NEBENVERSION=$(NEBEN_VERSION)
 
ifeq ($(AVR_CTRL_PLATINE), 1)
CFLAGS += -DAVR_CTRL_PLATINE=$(AVR_CTRL_PLATINE)
endif
 
 
 
# Optional assembler flags.
# -Wa,...: tell GCC to pass this to the assembler.
# -ahlms: create listing
# -gstabs: have the assembler create line number information; note that
# for use in COFF files, additional information about filenames
# and function names needs to be present in the assembler source
# files -- see avr-libc docs [FIXME: not yet described there]
ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs
 
 
 
# Optional linker flags.
# -Wl,...: tell GCC to pass this to linker.
# -Map: create map file
# --cref: add cross reference to map file
LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
 
 
 
# Additional libraries
 
# Minimalistic printf version
#LDFLAGS += -Wl,-u,vfprintf -lprintf_min
 
# Floating point printf version (requires -lm below)
#LDFLAGS += -Wl,-u,vfprintf -lprintf_flt
 
# -lm = math library
LDFLAGS += -lm
 
 
 
 
# Programming support using avrdude. Settings and variables.
 
# Programming hardware: alf avr910 avrisp bascom bsd
# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
#
# Type: avrdude -c ?
# to get a full listing.
#
 
AVRDUDE_PROGRAMMER = ponyser
#AVRDUDE_PROGRAMMER = stk200
 
#AVRDUDE_PORT = com1 # programmer connected to serial device
AVRDUDE_PORT = com1
 
AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
 
AVRDUDE_FLAGS = -F -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
 
# Uncomment the following if you want avrdude's erase cycle counter.
# Note that this counter needs to be initialized first using -Yn,
# see avrdude manual.
#AVRDUDE_ERASE += -y
 
# Uncomment the following if you do /not/ wish a verification to be
# performed after programming the device.
#AVRDUDE_FLAGS += -V -E noreset
 
 
# Increase verbosity level. Please use this when submitting bug
# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
# to submit bug reports.
#AVRDUDE_FLAGS += -v -v
 
 
 
 
# ---------------------------------------------------------------------------
 
# Define directories, if needed.
DIRAVR = c:/winavr
DIRAVRBIN = $(DIRAVR)/bin
DIRAVRUTILS = $(DIRAVR)/utils/bin
DIRINC = .
DIRLIB = $(DIRAVR)/avr/lib
 
 
# Define programs and commands.
SHELL = sh
 
CC = avr-gcc
 
OBJCOPY = avr-objcopy
OBJDUMP = avr-objdump
SIZE = avr-size
 
 
# Programming support using avrdude.
AVRDUDE = avrdude
 
 
REMOVE = rm -f
COPY = cp
 
HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
ELFSIZE = $(SIZE) -A $(TARGET).elf
 
 
 
# Define Messages
# English
MSG_ERRORS_NONE = Errors: none
MSG_BEGIN = -------- begin --------
MSG_END = -------- end --------
MSG_SIZE_BEFORE = Size before:
MSG_SIZE_AFTER = Size after:
MSG_COFF = Converting to AVR COFF:
MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
MSG_FLASH = Creating load file for Flash:
MSG_EEPROM = Creating load file for EEPROM:
MSG_EXTENDED_LISTING = Creating Extended Listing:
MSG_SYMBOL_TABLE = Creating Symbol Table:
MSG_LINKING = Linking:
MSG_COMPILING = Compiling:
MSG_ASSEMBLING = Assembling:
MSG_CLEANING = Cleaning project:
 
 
 
 
# Define all object files.
OBJ = $(SRC:.c=.o) $(ASRC:.S=.o)
 
# Define all listing files.
LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)
 
# Combine all necessary flags and optional flags.
# Add target processor to flags.
ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS)
ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
 
 
 
# Default target.
all: begin gccversion sizebefore $(TARGET).elf $(TARGET).hex $(TARGET).eep \
$(TARGET).lss $(TARGET).sym sizeafter finished end
 
 
# Eye candy.
# AVR Studio 3.x does not check make's exit code but relies on
# the following magic strings to be generated by the compile job.
begin:
@echo
@echo $(MSG_BEGIN)
 
finished:
@echo $(MSG_ERRORS_NONE)
 
end:
@echo $(MSG_END)
@echo
 
 
# Display size of file.
sizebefore:
@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); echo; fi
 
sizeafter:
@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); echo; fi
 
 
 
# Display compiler version information.
gccversion :
@$(CC) --version
 
 
 
 
# Convert ELF to COFF for use in debugging / simulating in
# AVR Studio or VMLAB.
COFFCONVERT=$(OBJCOPY) --debugging \
--change-section-address .data-0x800000 \
--change-section-address .bss-0x800000 \
--change-section-address .noinit-0x800000 \
--change-section-address .eeprom-0x810000
 
 
coff: $(TARGET).elf
@echo
@echo $(MSG_COFF) $(TARGET).cof
$(COFFCONVERT) -O coff-avr $< $(TARGET).cof
 
 
extcoff: $(TARGET).elf
@echo
@echo $(MSG_EXTENDED_COFF) $(TARGET).cof
$(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
 
 
 
 
# Program the device.
program: $(TARGET).hex $(TARGET).eep
$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
 
 
 
 
# Create final output files (.hex, .eep) from ELF output file.
%.hex: %.elf
@echo
@echo $(MSG_FLASH) $@
$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
 
%.eep: %.elf
@echo
@echo $(MSG_EEPROM) $@
-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
--change-section-lma .eeprom=0 -O $(FORMAT) $< $@
 
# Create extended listing file from ELF output file.
%.lss: %.elf
@echo
@echo $(MSG_EXTENDED_LISTING) $@
$(OBJDUMP) -h -S $< > $@
 
# Create a symbol table from ELF output file.
%.sym: %.elf
@echo
@echo $(MSG_SYMBOL_TABLE) $@
avr-nm -n $< > $@
 
 
 
# Link: create ELF output file from object files.
.SECONDARY : $(TARGET).elf
.PRECIOUS : $(OBJ)
%.elf: $(OBJ)
@echo
@echo $(MSG_LINKING) $@
$(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)
 
 
# Compile: create object files from C source files.
%.o : %.c
@echo
@echo $(MSG_COMPILING) $<
$(CC) -c $(ALL_CFLAGS) $< -o $@
 
 
# Compile: create assembler files from C source files.
%.s : %.c
$(CC) -S $(ALL_CFLAGS) $< -o $@
 
 
# Assemble: create object files from assembler source files.
%.o : %.S
@echo
@echo $(MSG_ASSEMBLING) $<
$(CC) -c $(ALL_ASFLAGS) $< -o $@
 
 
 
 
 
 
# Target: clean project.
clean: begin clean_list finished end
 
clean_list :
@echo
@echo $(MSG_CLEANING)
# $(REMOVE) $(TARGET).hex
# $(REMOVE) $(TARGET).eep
# $(REMOVE) $(TARGET).obj
$(REMOVE) $(TARGET).cof
$(REMOVE) $(TARGET).elf
$(REMOVE) $(TARGET).map
$(REMOVE) $(TARGET).obj
$(REMOVE) $(TARGET).a90
$(REMOVE) $(TARGET).sym
$(REMOVE) $(TARGET).lnk
$(REMOVE) $(TARGET).lss
$(REMOVE) $(OBJ)
$(REMOVE) $(LST)
$(REMOVE) $(SRC:.c=.s)
$(REMOVE) $(SRC:.c=.d)
 
 
# Automatically generate C source code dependencies.
# (Code originally taken from the GNU make user manual and modified
# (See README.txt Credits).)
#
# Note that this will work with sh (bash) and sed that is shipped with WinAVR
# (see the SHELL variable defined above).
# This may not work with other shells or other seds.
#
%.d: %.c
set -e; $(CC) -MM $(ALL_CFLAGS) $< \
| sed 's,\(.*\)\.o[ :]*,\1.o \1.d : ,g' > $@; \
[ -s $@ ] || rm -f $@
 
 
# Remove the '-' if you want to see the dependency files generated.
-include $(SRC:.c=.d)
 
 
 
# Listing of phony targets.
.PHONY : all begin finish end sizebefore sizeafter gccversion coff extcoff \
clean clean_list program
 
 
 
/IR-TX-BL/branches/LED-CTRL_V0.01/twislave.c
0,0 → 1,62
//############################################################################
// - PPM2PentaxIR Uart for Debug only
// - ATMEGA8 mit 8MHz
// - Nur für den privaten Gebrauch
// - Keine Garantie auf Fehlerfreiheit
// - Kommerzielle Nutzung nur mit meiner Zustimmung
// - walter Meyer @ www.freakware.de
//############################################################################*/
#include <avr/io.h>
#include <util/twi.h>
#include "main.h"
#include "twislave.h"
 
unsigned char I2C_IN;
 
 
//############################################################################
//I2C (TWI) Interface Init
void StartI2C(void)
//############################################################################
{
TWAR = 0x62; //I2C client address
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWIE) | (1<<TWEA);
}
 
//############################################################################
//ISR, die bei einem Ereignis auf dem Bus ausgelöst wird. Im Register TWSR befindet
//sich dann ein Statuscode, anhand dessen die Situation festgestellt werden kann.
SIGNAL (TWI_vect)
//############################################################################
{
switch (TWSR & 0xF8)
{
case SR_SLA_ACK:
TWCR |= (1<<TWINT);
return;
 
case SR_PREV_ACK: //receive
I2C_IN = TWDR;
TWCR |= (1<<TWINT);
return;
 
case SW_SLA_ACK: //send 0x00
TWDR = 0x00;
TWCR |= (1<<TWINT);
return;
 
case SW_DATA_ACK: //send 0x00
TWDR = 0x00;
TWCR |= (1<<TWINT);
return;
 
case TWI_BUS_ERR_2: //bus error / reset bus
TWCR |=(1<<TWSTO) | (1<<TWINT);
 
case TWI_BUS_ERR_1: //bus error / reset bus
TWCR |=(1<<TWSTO) | (1<<TWINT);
}
TWCR =(1<<TWEA) | (1<<TWINT) | (1<<TWEN) | (1<<TWIE); // TWI Reset
}
 
 
/IR-TX-BL/branches/LED-CTRL_V0.01/twislave.h
0,0 → 1,31
#ifndef _TWI_SLAVE_H_
#define _TWI_SLAVE_H_
 
extern unsigned char I2C_IN;
 
extern void StartI2C(void);
 
#define TWI_BUS_ERR_1 0x00
#define TWI_BUS_ERR_2 0xF8
 
// Status Slave RX Mode
#define SR_SLA_ACK 0x60
#define SR_LOST_ACK 0x68
#define SR_GEN_CALL_ACK 0x70
#define GEN_LOST_ACK 0x78
#define SR_PREV_ACK 0x80
#define SR_PREV_NACK 0x88
#define GEN_PREV_ACK 0x90
#define GEN_PREV_NACK 0x98
#define STOP_CONDITION 0xA0
#define REPEATED_START 0xA0
 
// Status Slave TX mode
#define SW_SLA_ACK 0xA8
#define SW_LOST_ACK 0xB0
#define SW_DATA_ACK 0xB8
#define SW_DATA_NACK 0xC0
#define SW_LAST_ACK 0xC8
 
#endif
 
/IR-TX-BL/branches/LED-CTRL_V0.01/uart.c
0,0 → 1,38
//############################################################################
// - PPM2PentaxIR Uart for Debug only
// - ATMEGA8 mit 8MHz
// - Nur für den privaten Gebrauch
// - Keine Garantie auf Fehlerfreiheit
// - Kommerzielle Nutzung nur mit meiner Zustimmung
// - walter Meyer @ www.freakware.de
//############################################################################*/
 
#include "main.h"
#include "uart.h"
 
void StartUART(void)
{
// UART Double Speed (U2X)
UCSRA |= (1<<U2X);
/* Enable receiver and transmitter, no RX Int, no TX Int */
UCSRB = (1<<RXEN)|(1<<TXEN); // (1<<RXCIE)|(1<<TXCIE)
/* Set frame format: 8data, 1stop bit */
UCSRC = (1<<URSEL)|(1<<UCSZ1)|(1<<UCSZ0);
 
//Teiler wird gesetzt
UBRRL= (SYSCLK / (BAUD_RATE * 8L) -1 );
 
//öffnet einen Kanal für printf (STDOUT)
fdevopen (uart_putchar, NULL);
 
}
 
int uart_putchar (char c)
{
if (c == '\n') uart_putchar('\r');
loop_until_bit_is_set(UCSRA, UDRE);
UDR = c;
return (0);
}
/IR-TX-BL/branches/LED-CTRL_V0.01/uart.h
0,0 → 1,11
#ifndef _UART_H
#define _UART_H
 
extern void StartUART (void);
extern int uart_putchar (char c);
 
 
#define BAUD_RATE 38400 //Baud Rate für die Serielle Schnittstelle
 
 
#endif //_UART_H