| /IR-TX-BL/branches/PWM-CTRL_V0.02/Doku/fuses.JPG |
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| /IR-TX-BL/branches/PWM-CTRL_V0.02/PWM-CTRL.pnproj |
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| 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/PWM-CTRL_V0.02/PWM-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/PWM-CTRL_V0.02/PWM-CTRL_V0_02.eep |
|---|
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| /IR-TX-BL/branches/PWM-CTRL_V0.02/PWM-CTRL_V0_02.hex |
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| /IR-TX-BL/branches/PWM-CTRL_V0.02/main.c |
|---|
| 0,0 → 1,434 |
| //############################################################################ |
| // - PWM 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 = 1520; |
| volatile unsigned char PPM_NEW = 0; |
| volatile unsigned char TMR1OvF = 0; |
| volatile unsigned int TMR1MS; |
| volatile unsigned char CH0; |
| volatile unsigned char CH1; |
| volatile unsigned char CH2; |
| volatile unsigned char CH3; |
| volatile unsigned char CH4; |
| volatile unsigned char CH5; |
| uint16_t EEMEM EEPMIN=0x0000; |
| uint16_t EEMEM EEPMAX=0xffff; |
| uint16_t EEMEM EEPSIG=0xffff; |
| //led kennlinie, (noch nicht implementiert, nur vorbereitet) |
| unsigned char kl[256]={ |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, |
| 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 |
| }; |
| /*##############################################################################*/ |
| 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 * 3 + ppm) / 4; |
| PPM_SIGNAL = ppm; |
| if (PPM_NEW < 50) PPM_NEW++; |
| } |
| } |
| } |
| /*##############################################################################*/ |
| SIGNAL(SIG_OVERFLOW0) |
| { |
| // this function is called every 32us, |
| // it is very important that it's execution time is as short as possible |
| // currently it's about 20us |
| static unsigned char counter = 254; |
| static unsigned char ms1 = 0; |
| static unsigned char ch0_tmp = 0; |
| static unsigned char ch1_tmp = 0; |
| static unsigned char ch2_tmp = 0; |
| static unsigned char ch3_tmp = 0; |
| static unsigned char ch4_tmp = 0; |
| static unsigned char ch5_tmp = 0; |
| unsigned char PORTB_BAK; |
| unsigned char PORTD_BAK; |
| PORTB_BAK = PORTB; |
| PORTD_BAK = PORTD; |
| if (counter++ == 254) |
| { |
| PORTB_BAK LEDON (CH0_B | CH1_B | CH2_B); //new cycle, output on |
| PORTD_BAK LEDON (CH3_D | CH4_D | CH5_D); // |
| ch0_tmp = CH0; |
| ch1_tmp = CH1; |
| ch2_tmp = CH2; |
| ch3_tmp = CH3; |
| ch4_tmp = CH4; |
| ch5_tmp = CH5; |
| counter = 0; |
| } |
| if (ch0_tmp == counter) PORTB_BAK LEDOFF CH0_B; //channel value reached, output off |
| if (ch1_tmp == counter) PORTB_BAK LEDOFF CH1_B; // |
| if (ch2_tmp == counter) PORTB_BAK LEDOFF CH2_B; // |
| if (ch3_tmp == counter) PORTD_BAK LEDOFF CH3_D; // |
| if (ch4_tmp == counter) PORTD_BAK LEDOFF CH4_D; // |
| if (ch5_tmp == counter) PORTD_BAK LEDOFF CH5_D; // |
| PORTB = PORTB_BAK; |
| PORTD = PORTD_BAK; |
| if (ms1++ == 32) |
| { |
| ms1=0; |
| TMR1MS++; |
| } |
| } |
| /*##############################################################################*/ |
| unsigned int SetDelay (unsigned int t) |
| { |
| unsigned char hi_byte; |
| unsigned char lo_byte; |
| hi_byte = (TMR1MS >> 8); |
| lo_byte = (TMR1MS & 0xff); |
| if (hi_byte != (TMR1MS >> 8)) hi_byte = (TMR1MS >> 8); |
| return(((hi_byte << 8) | lo_byte) + t + 1); |
| } |
| /*##############################################################################*/ |
| char CheckDelay(unsigned int t) |
| { |
| unsigned char hi_byte; |
| unsigned char lo_byte; |
| hi_byte = (TMR1MS >> 8); |
| lo_byte = (TMR1MS & 0xff); |
| if (hi_byte != (TMR1MS >> 8)) hi_byte = (TMR1MS >> 8); |
| return(((t - ((hi_byte << 8) | lo_byte)) & 0x8000) >> 9); |
| } |
| /*##############################################################################*/ |
| void StartPWM(void) |
| { |
| //Timer 0 Config |
| TCCR0 = (0<<CS02)|(0<<CS01)|(1<<CS00); // (@8MHz) = 1/8us Clk = 256/8 = 32us overflow |
| TIMSK setbit (1<<TOIE0); // enable Int |
| } |
| /*##############################################################################*/ |
| void StartPPM(void) |
| { |
| //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 |
| } |
| /*##############################################################################*/ |
| unsigned 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 temp_hi; |
| unsigned char temp_lo; |
| temp_hi = (PPM_SIGNAL >> 8); |
| temp_lo = (PPM_SIGNAL & 0xff); |
| if (temp_hi != (PPM_SIGNAL >> 8)) temp_hi = (PPM_SIGNAL >> 8); |
| return( (temp_hi << 8) | temp_lo); |
| } |
| /*##############################################################################*/ |
| // MAIN |
| /*##############################################################################*/ |
| int main (void) |
| { |
| #define STEP 256 |
| #define MUL 1 |
| #define REDUCE 2 |
| #define EEPSIGNATURE 0x55aa |
| #define inimin 1200 |
| #define inimax 1800 |
| unsigned int ppm; |
| signed int color; |
| unsigned int setupdly; |
| unsigned int ppmtodly; |
| unsigned int flashdly; |
| unsigned char setup; |
| unsigned int lmax; |
| unsigned int lmin; |
| unsigned int max; |
| unsigned int min; |
| signed long temp1; |
| signed long temp2; |
| DDRB = (CH0_B|CH1_B|CH2_B); |
| PORTB = 0x00; |
| DDRC = (ledred); |
| PORTC = 0x00; |
| DDRD = (ledgreen|CH3_D|CH4_D|CH5_D); |
| PORTD = 0x00; |
| CH0 = 0; |
| CH1 = 0; |
| CH2 = 0; |
| CH3 = 0; |
| CH4 = 0; |
| CH5 = 0; |
| lmax = 0x0000; |
| lmin = 0xffff; |
| // StartUART(); |
| StartPPM(); |
| //StartI2C(); |
| StartPWM(); |
| sei(); |
| min = inimin; //default min |
| max = inimax; //default max |
| if (eeprom_read_word(&EEPSIG) != EEPSIGNATURE) //check eep if signature is there |
| { |
| eeprom_write_word(&EEPMIN, min); //no, write initial min |
| eeprom_write_word(&EEPMAX, max); //and max values |
| eeprom_write_word(&EEPSIG, EEPSIGNATURE); //along with eep signature |
| } |
| else |
| { |
| min = eeprom_read_word(&EEPMIN); //signature ok |
| max = eeprom_read_word(&EEPMAX); //read min and max |
| } |
| setup = 0; //reset setup toggle counter |
| setupdly = SetDelay(5000); |
| ppmtodly = SetDelay(5000); |
| flashdly = SetDelay(1000); |
| while (1) |
| { |
| if (PPM_NEW > 20) //ppm Signal ok |
| { |
| PORTC clrbit ledred; |
| ppm = GetPPM(); |
| ppmtodly = SetDelay(500); //reset timeout |
| if (lmax < ppm) lmax=ppm; //update impulse max |
| if (lmin > ppm) lmin=ppm; //and min boundarys |
| } |
| else |
| { |
| PORTC setbit ledred; //ppm signal not ok |
| ppm = min; //set ppm to minimum |
| } |
| if (CheckDelay(ppmtodly)) //timeout |
| { |
| ppmtodly = SetDelay(5000); |
| PPM_NEW = 0; //set ppm signal not ok |
| } |
| if (setup < 6) |
| { |
| if ((ppm > 1600) && ((setup&1)==0)) setup++; // |
| if ((ppm < 1400) && ((setup&1)==1)) setup++; // |
| if (CheckDelay(flashdly)) |
| { |
| CH0 = CH0 ^ 0xff; |
| CH1 = CH1 ^ 0xff; |
| CH2 = CH2 ^ 0xff; |
| flashdly = SetDelay(250); |
| } |
| } |
| if (setup == 6) //if stick is toggled 6 times |
| { //within setup timeout |
| PORTD setbit ledgreen; //store ppm min and max |
| setupdly = SetDelay(3000); //for 2000ms |
| eeprom_write_word(&EEPMIN, lmin); //in eeprom |
| eeprom_write_word(&EEPMAX, lmax); |
| min = lmin; |
| max = lmax; |
| setup = 7; //enter PWM toggle mode |
| } |
| if (setup == 7) |
| { |
| if (CheckDelay(flashdly)) //each 25ms toggle PWM's |
| { |
| CH0 = CH0 ^ 0xff; |
| CH1 = CH1 ^ 0xff; |
| CH2 = CH2 ^ 0xff; |
| flashdly = SetDelay(25); |
| } |
| } |
| if (CheckDelay(setupdly)) //setup timeout reached |
| { |
| setup = 8; //lockdown setup |
| PORTD clrbit ledgreen; |
| } |
| if (setup == 8) |
| { |
| temp1 = ((long)STEP * 6 * 20000) / ((max-REDUCE) - (min+REDUCE)); |
| temp2 = (((int)ppm - ((int)min+REDUCE)) * temp1); |
| color = temp2 / 20000; |
| if (color < 0) color = 0; |
| if (color > ((STEP*6)+1)) color = ((STEP*6)+1); |
| //printf("p %u ",ppm); |
| //printf("pm %u ",(min+REDUCE)); |
| //printf("t1 %li ",temp1); |
| //printf("t2 %li ",temp2); |
| //printf("c %i\n ",color); |
| // Farbablauf: rot > Violett > blau > tuerkis > gruen > gelb > |
| if ((color >= (STEP * 0)) && (color < (STEP * 1))) |
| { |
| CH0 = MUL * ((color - (STEP * 0))); //fade in red > red (red only) |
| CH1 = 0; |
| CH2 = 0; |
| } |
| if ((color >= (STEP * 1)) && (color < (STEP * 2))) |
| { |
| CH0 = ((STEP-1) * MUL); |
| CH1 = 0; |
| CH2 = MUL * ((color - (STEP * 1))); //fade in blue > purple (red + blue) |
| } |
| if ((color >= (STEP * 2)) && (color < (STEP * 3))) |
| { |
| CH0 = MUL * ((STEP - 1) - (color - (STEP * 2))); //fade out red > blue (blue only) |
| CH1 = 0; |
| CH2 = ((STEP-1) * MUL); |
| } |
| if ((color >= (STEP * 3)) && (color < (STEP * 4))) |
| { |
| CH0 = 0; |
| CH1 = MUL * ((color - (STEP * 3))); //fade in green > cyan (blue + green) |
| CH2 = ((STEP-1) * MUL); |
| } |
| if ((color >= (STEP * 4)) && (color < (STEP * 5))) |
| { |
| CH0 = 0; |
| CH1 = ((STEP-1) * MUL); |
| CH2 = MUL * ((STEP - 1) - (color - (STEP * 4))); //fade out blue > green (green only) |
| } |
| if ((color >= (STEP * 5)) && (color < (STEP * 6))) |
| { |
| CH0 = MUL * ((color - (STEP * 5))); //fade in red > yellow (green + red) |
| CH1 = ((STEP-1) * MUL); |
| CH2 = 0; |
| } |
| if (color >= (STEP * 6)) |
| { |
| CH0 = ((STEP-1) * MUL); //fade in red > yellow (green + red) |
| CH1 = ((STEP-1) * MUL); |
| CH2 = 0; |
| } |
| } |
| } |
| } |
| /IR-TX-BL/branches/PWM-CTRL_V0.02/main.h |
|---|
| 0,0 → 1,40 |
| #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 correction -60 |
| #define LEDON setbit |
| #define LEDOFF clrbit |
| #define ledred (1<<3) //on Port C |
| #define ledgreen (1<<7) //on Port D |
| #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/PWM-CTRL_V0.02/makefile |
|---|
| 0,0 → 1,387 |
| #-------------------------------------------------------------------- |
| # MCU name |
| MCU = atmega8 |
| #------------------------------------------------------------------- |
| HAUPT_VERSION = 0 |
| NEBEN_VERSION = 02 |
| #------------------------------------------------------------------- |
| # Output format. (can be srec, ihex, binary) |
| FORMAT = ihex |
| # Target file name (without extension). |
| TARGET = PWM-CTRL_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/PWM-CTRL_V0.02/twislave.c |
|---|
| 0,0 → 1,62 |
| //############################################################################ |
| // - PWM CTRL |
| // - 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/PWM-CTRL_V0.02/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/PWM-CTRL_V0.02/uart.c |
|---|
| 0,0 → 1,38 |
| //############################################################################ |
| // - PWM CTRL |
| // - 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/PWM-CTRL_V0.02/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 |
