Участник:Vooon/crumb128/usb — различия между версиями
Vooon (обсуждение | вклад) (Новая: == Project tree == {{#tree:openlevels=2| *./ **doc **includes ***portpc.h ***portpc.cpp **main.h **main.cpp **Makefile **Doxyfile }}) |
Vooon (обсуждение | вклад) м |
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(не показана 1 промежуточная версия этого же участника) | |||
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− | + | __FORCETOC__ | |
== Project tree == | == Project tree == | ||
{{#tree:openlevels=2| | {{#tree:openlevels=2| | ||
*./ | *./ | ||
**doc | **doc | ||
+ | ***html | ||
+ | ****doxygen-html | ||
+ | ***latex | ||
+ | ****doxygen-latex | ||
**includes | **includes | ||
***portpc.h | ***portpc.h | ||
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**Doxyfile | **Doxyfile | ||
}} | }} | ||
+ | |||
+ | == ./ == | ||
+ | === includes === | ||
+ | ==== portpc.h ==== | ||
+ | <source lang="cpp"> | ||
+ | /** | ||
+ | * \file portpc.h | ||
+ | * \version PortPC.h, v 0.0.1 01/10/2007 21:20 vovan | ||
+ | * \defgroup port_pc <portpc.h>: Соединение с ПК | ||
+ | * \code #include "portpc.h" \endcode | ||
+ | */ | ||
+ | |||
+ | /** | ||
+ | */ | ||
+ | #ifndef PORTPC_H | ||
+ | #define PORTPC_H | ||
+ | |||
+ | #include <avr/io.h> | ||
+ | #include <inttypes.h> | ||
+ | |||
+ | /** | ||
+ | * \ingroup port_pc | ||
+ | * Скорость обмена с ПК | ||
+ | */ | ||
+ | /*[[[cog | ||
+ | import cog | ||
+ | pc_baud = 115200 | ||
+ | f_cpu = int(f_cpu) | ||
+ | cog.outl( "#define PC_BAUD %s" % pc_baud ) | ||
+ | ]]]*/ | ||
+ | #define PC_BAUD 115200 | ||
+ | //[[[end]]] (checksum: 515e903dc784c9393118884a663d767e) | ||
+ | |||
+ | /** | ||
+ | * \ingroup port_pc | ||
+ | * Формула для расчета значения делителя | ||
+ | */ | ||
+ | /*[[[cog | ||
+ | pc_ubrr = int((f_cpu/(pc_baud*16)) - 1) | ||
+ | pc_real_baud = int(f_cpu / (16 * (pc_ubrr + 1))) | ||
+ | pc_baud_error = ((float(pc_real_baud)/float(pc_baud) - 1.0) * 100.0) | ||
+ | |||
+ | if pc_baud_error != 0 and pc_baud_error < 2: | ||
+ | cog.msg( "WARNING: pc baudrate error: %s%%" % pc_baud_error ) | ||
+ | if pc_baud_error > 2: | ||
+ | cog.error( "pc baudrate error: %s%%" % pc_baud_error ) | ||
+ | |||
+ | cog.outl( "#define PC_UBRR %s" % pc_ubrr ) | ||
+ | cog.outl( "#define PC_UBRRH %s" % (pc_ubrr>>8) ) | ||
+ | cog.outl( "#define PC_UBRRL %s" % (0xff & pc_ubrr) ) | ||
+ | cog.outl( "#define PC_REAL_BAUD %s" % pc_real_baud ) | ||
+ | cog.outl( "#define PC_BAUD_ERR %s" % pc_baud_error ) | ||
+ | ]]]*/ | ||
+ | #define PC_UBRR 7 | ||
+ | #define PC_UBRRH 0 | ||
+ | #define PC_UBRRL 7 | ||
+ | #define PC_REAL_BAUD 115200 | ||
+ | #define PC_BAUD_ERR 0.0 | ||
+ | //[[[end]]] (checksum: 357c9b7125d3f4a2fca94deb9d6e94ea) | ||
+ | |||
+ | /** | ||
+ | * \ingroup port_pc | ||
+ | */ | ||
+ | |||
+ | class port_pc { | ||
+ | public: | ||
+ | void init(void); | ||
+ | void proc(void); | ||
+ | char is_char_available(void); | ||
+ | char receive_char(void); | ||
+ | void send_char(char data); | ||
+ | }; | ||
+ | |||
+ | #endif // PORTPC_H | ||
+ | </source> | ||
+ | |||
+ | ==== portpc.cpp ==== | ||
+ | <source lang="cpp"> | ||
+ | /** | ||
+ | * \file portpc.c | ||
+ | * \version PortPC.c, v 0.0.1 01/10/2007 21:21 vovan | ||
+ | */ | ||
+ | |||
+ | #include <avr/io.h> | ||
+ | #include <inttypes.h> | ||
+ | |||
+ | #include "portpc.h" | ||
+ | |||
+ | /* | ||
+ | * Настройка USART | ||
+ | */ | ||
+ | void port_pc::init(void) | ||
+ | { | ||
+ | UBRR1L = PC_UBRRL; | ||
+ | UBRR1H = PC_UBRRH; | ||
+ | UCSR1C = (1<<UCSZ11) | (1<<UCSZ10); // 8N1 | ||
+ | UCSR1B = (1<<RXEN1) | (1<<TXEN1); | ||
+ | }; | ||
+ | |||
+ | void port_pc::proc(void) | ||
+ | { | ||
+ | while(!is_char_available()); | ||
+ | send_char(receive_char()); | ||
+ | }; | ||
+ | |||
+ | // | ||
+ | //- stdio foo ----------------------------------------------------------------- | ||
+ | // | ||
+ | |||
+ | char port_pc::is_char_available(void) | ||
+ | { | ||
+ | // Does the RX0 bit of the USART Status and Control Register | ||
+ | // indicate a char has been received? | ||
+ | if ( (UCSR1A & _BV(RXC1)) ) return 1; | ||
+ | else return 0; | ||
+ | }; | ||
+ | |||
+ | char port_pc::receive_char(void) | ||
+ | { | ||
+ | // Return the char in the UDR0 register | ||
+ | return UDR1; | ||
+ | }; | ||
+ | |||
+ | void port_pc::send_char(char data) | ||
+ | { | ||
+ | int i = 0; | ||
+ | // To send data with the USART put the data in the USART data register | ||
+ | UDR1 = data; | ||
+ | // Check to see if the global interrupts are enabled | ||
+ | if(SREG & 0x80) | ||
+ | { | ||
+ | // Wait until the byte is sent or we count out | ||
+ | while ( !(UCSR1A & _BV(TXC1)) && (i < 10000) ) | ||
+ | { | ||
+ | i++; | ||
+ | } | ||
+ | } | ||
+ | else // Wait until the byte is sent | ||
+ | while( !(UCSR1A & _BV(TXC1)) ); | ||
+ | // Clear the TXCflag | ||
+ | UCSR1A = UCSR1A | _BV(TXC1); | ||
+ | }; | ||
+ | </source> | ||
+ | |||
+ | === Makefile === | ||
+ | <source lang="bash"> | ||
+ | # output filename | ||
+ | program_name := main | ||
+ | # source directories ('.' - current dir) | ||
+ | #source_dirs := . | ||
+ | source_dirs := . includes | ||
+ | #source_dirs := $(addprefix ../,$(source_dirs)) | ||
+ | |||
+ | # uC type | ||
+ | mcu := atmega128 | ||
+ | # CPU freq | ||
+ | f_cpu := 14745600 | ||
+ | |||
+ | # compiler flags | ||
+ | cpflags := -mmcu=$(mcu) -Wall -g -O2 -DF_CPU=$(f_cpu) | ||
+ | # linker flags | ||
+ | ldflags := -mmcu=$(mcu) -Wl | ||
+ | |||
+ | #- do not need to edit ---------------------------------------------- | ||
+ | rm := rm -rf | ||
+ | cog := cog.py -cr -D f_cpu=$(f_cpu) | ||
+ | # compiller | ||
+ | cc := avr-g++ | ||
+ | cclog := compile.log | ||
+ | # avr-objcopy | ||
+ | objcpy := avr-objcopy | ||
+ | # doxygen | ||
+ | doxygen := doxygen | ||
+ | doxylog := doxygen.log | ||
+ | |||
+ | search_wildcards := $(addsuffix /*.cpp,$(source_dirs)) | ||
+ | |||
+ | $(addsuffix .out,$(program_name)): cog all | ||
+ | |||
+ | all: $(notdir $(patsubst %.cpp,%.o, $(wildcard $(search_wildcards) ) ) ) | ||
+ | $(cc) $(ldflags) $^ -o $(addsuffix .out,$(program_name)) 2>>$(cclog) | ||
+ | $(objcpy) -R.eeprom -O ihex $(addsuffix .out,$(program_name)) $(addsuffix .hex,$(program_name)) 2>>$(cclog) | ||
+ | $(doxygen) 2>> $(doxylog) | ||
+ | |||
+ | VPATH := $(source_dirs) | ||
+ | |||
+ | %.o: %.cpp | ||
+ | $(cc) $(cpflags) $(addprefix -I,$(source_dirs)) -MD -c $< 2>>$(cclog) | ||
+ | |||
+ | cog: | ||
+ | $(cog) $(addprefix -I,$(source_dirs)) $(addsuffix /*.cpp,$(source_dirs)) $(addsuffix /*.h,$(source_dirs)) | ||
+ | |||
+ | include $(wildcard *.d) | ||
+ | |||
+ | upload: | ||
+ | uisp -dprog=abb -dlpt=/dev/parport0 --erase --upload --verify if=./$(addsuffix .hex,$(program_name)) | ||
+ | |||
+ | clean: | ||
+ | $(rm) $(addsuffix .out,$(program_name)) $(addsuffix .hex,$(program_name)) *.d *.o *.hex $(cclog) $(doxylog) doc | ||
+ | $(cog) $(addprefix -I,$(source_dirs)) -x $(addsuffix /*.cpp,$(source_dirs)) $(addsuffix /*.h,$(source_dirs)) | ||
+ | </source> |
Текущая версия на 16:19, 17 октября 2007
Project tree
{{#tree:openlevels=2|
- ./
- doc
- html
- doxygen-html
- latex
- doxygen-latex
- html
- includes
- portpc.h
- portpc.cpp
- main.h
- main.cpp
- Makefile
- Doxyfile
- doc
}}
./
includes
portpc.h
<source lang="cpp"> /**
* \file portpc.h * \version PortPC.h, v 0.0.1 01/10/2007 21:20 vovan * \defgroup port_pc <portpc.h>: Соединение с ПК * \code #include "portpc.h" \endcode */
/**
*/
- ifndef PORTPC_H
- define PORTPC_H
- include <avr/io.h>
- include <inttypes.h>
/**
* \ingroup port_pc * Скорость обмена с ПК */
/*[[[cog import cog pc_baud = 115200 f_cpu = int(f_cpu) cog.outl( "#define PC_BAUD %s" % pc_baud ) ]]]*/
- define PC_BAUD 115200
//[[[end]]] (checksum: 515e903dc784c9393118884a663d767e)
/**
* \ingroup port_pc * Формула для расчета значения делителя */
/*[[[cog pc_ubrr = int((f_cpu/(pc_baud*16)) - 1) pc_real_baud = int(f_cpu / (16 * (pc_ubrr + 1))) pc_baud_error = ((float(pc_real_baud)/float(pc_baud) - 1.0) * 100.0)
if pc_baud_error != 0 and pc_baud_error < 2: cog.msg( "WARNING: pc baudrate error: %s%%" % pc_baud_error ) if pc_baud_error > 2: cog.error( "pc baudrate error: %s%%" % pc_baud_error )
cog.outl( "#define PC_UBRR %s" % pc_ubrr ) cog.outl( "#define PC_UBRRH %s" % (pc_ubrr>>8) ) cog.outl( "#define PC_UBRRL %s" % (0xff & pc_ubrr) ) cog.outl( "#define PC_REAL_BAUD %s" % pc_real_baud ) cog.outl( "#define PC_BAUD_ERR %s" % pc_baud_error ) ]]]*/
- define PC_UBRR 7
- define PC_UBRRH 0
- define PC_UBRRL 7
- define PC_REAL_BAUD 115200
- define PC_BAUD_ERR 0.0
//[[[end]]] (checksum: 357c9b7125d3f4a2fca94deb9d6e94ea)
/**
* \ingroup port_pc */
class port_pc { public: void init(void); void proc(void); char is_char_available(void); char receive_char(void); void send_char(char data); };
- endif // PORTPC_H
</source>
portpc.cpp
<source lang="cpp"> /**
* \file portpc.c * \version PortPC.c, v 0.0.1 01/10/2007 21:21 vovan */
- include <avr/io.h>
- include <inttypes.h>
- include "portpc.h"
/*
* Настройка USART */
void port_pc::init(void) { UBRR1L = PC_UBRRL; UBRR1H = PC_UBRRH; UCSR1C = (1<<UCSZ11) | (1<<UCSZ10); // 8N1 UCSR1B = (1<<RXEN1) | (1<<TXEN1); };
void port_pc::proc(void) { while(!is_char_available()); send_char(receive_char()); };
// //- stdio foo ----------------------------------------------------------------- //
char port_pc::is_char_available(void) {
// Does the RX0 bit of the USART Status and Control Register // indicate a char has been received?
if ( (UCSR1A & _BV(RXC1)) ) return 1; else return 0; };
char port_pc::receive_char(void) {
// Return the char in the UDR0 register
return UDR1; };
void port_pc::send_char(char data) { int i = 0;
// To send data with the USART put the data in the USART data register
UDR1 = data;
// Check to see if the global interrupts are enabled
if(SREG & 0x80) {
// Wait until the byte is sent or we count out
while ( !(UCSR1A & _BV(TXC1)) && (i < 10000) ) { i++; } } else // Wait until the byte is sent while( !(UCSR1A & _BV(TXC1)) );
// Clear the TXCflag
UCSR1A = UCSR1A | _BV(TXC1); }; </source>
Makefile
<source lang="bash">
- output filename
program_name := main
- source directories ('.' - current dir)
- source_dirs := .
source_dirs := . includes
- source_dirs := $(addprefix ../,$(source_dirs))
- uC type
mcu := atmega128
- CPU freq
f_cpu := 14745600
- compiler flags
cpflags := -mmcu=$(mcu) -Wall -g -O2 -DF_CPU=$(f_cpu)
- linker flags
ldflags := -mmcu=$(mcu) -Wl
- - do not need to edit ----------------------------------------------
rm := rm -rf cog := cog.py -cr -D f_cpu=$(f_cpu)
- compiller
cc := avr-g++ cclog := compile.log
- avr-objcopy
objcpy := avr-objcopy
- doxygen
doxygen := doxygen doxylog := doxygen.log
search_wildcards := $(addsuffix /*.cpp,$(source_dirs))
$(addsuffix .out,$(program_name)): cog all
all: $(notdir $(patsubst %.cpp,%.o, $(wildcard $(search_wildcards) ) ) ) $(cc) $(ldflags) $^ -o $(addsuffix .out,$(program_name)) 2>>$(cclog) $(objcpy) -R.eeprom -O ihex $(addsuffix .out,$(program_name)) $(addsuffix .hex,$(program_name)) 2>>$(cclog) $(doxygen) 2>> $(doxylog)
VPATH := $(source_dirs)
%.o: %.cpp $(cc) $(cpflags) $(addprefix -I,$(source_dirs)) -MD -c $< 2>>$(cclog)
cog: $(cog) $(addprefix -I,$(source_dirs)) $(addsuffix /*.cpp,$(source_dirs)) $(addsuffix /*.h,$(source_dirs))
include $(wildcard *.d)
upload: uisp -dprog=abb -dlpt=/dev/parport0 --erase --upload --verify if=./$(addsuffix .hex,$(program_name))
clean: $(rm) $(addsuffix .out,$(program_name)) $(addsuffix .hex,$(program_name)) *.d *.o *.hex $(cclog) $(doxylog) doc $(cog) $(addprefix -I,$(source_dirs)) -x $(addsuffix /*.cpp,$(source_dirs)) $(addsuffix /*.h,$(source_dirs)) </source>