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by Guido Socher (homepage) 锟斤拷锟斤拷锟斤拷锟斤拷: Guido喜锟斤拷linux锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟较低筹拷锟斤拷锟斤拷业锟斤拷锟斤拷锟斤拷艿锟斤拷锟饺わ拷锟斤拷锟轿拷锟斤拷锟角憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷. 目录: |
![[Illustration]](../../common/images/article231/illustration.jpg)
摘要:
Atmel锟斤拷司锟斤拷AVR 8位RISC锟斤拷片锟斤拷锟斤拷一锟街非筹拷锟斤拷通锟侥碉拷片锟斤拷.锟斤拷锟斤拷一锟斤拷锟斤拷锟叫碉拷锟叫达拷杀锟斤拷只锟斤拷锟芥储锟斤拷(EEPROM),锟斤拷锟斤拷锟斤拷蚀娲拷锟�(RAM),模锟斤拷转锟斤拷锟斤拷,锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷路,锟斤拷时锟斤拷,RS-232通讯锟接匡拷UART锟皆硷拷锟斤拷锟斤拷锟杰多功锟杰的碉拷片锟斤拷锟缴碉拷路.
锟斤拷玫锟侥拷锟斤拷锟斤拷锟絃inux锟铰撅拷锟斤拷一锟斤拷锟缴癸拷锟斤拷锟矫碉拷锟斤拷锟斤拷锟斤拷袒锟斤拷锟�:锟斤拷锟斤拷圆锟斤拷锟紾CC锟斤拷锟斤拷锟街碉拷片锟斤拷锟斤拷锟斤拷C锟斤拷锟皆憋拷锟�.锟斤拷锟斤拷锟揭斤拷锟斤拷锟姐讲锟斤拷锟斤拷伟锟阶帮拷锟绞癸拷锟紾CC.锟斤拷也锟斤拷锟斤拷锟姐讲锟斤拷锟斤拷伟锟斤拷锟斤拷锟斤拷锟斤拷氲テ拷锟�.锟斤拷锟斤拷锟斤拷要锟斤拷只锟斤拷一锟斤拷AT90S4433锟斤拷片锟斤拷,一锟斤拷4Mhz锟侥撅拷锟斤拷,一些锟斤拷锟铰猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿的诧拷锟斤拷.
锟斤拷篇锟斤拷锟斤拷只锟斤拷一锟斤拷锟津单斤拷锟斤拷.锟斤拷锟皆猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷墙锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絃CD锟斤拷示锟斤拷,模锟斤拷锟斤拷锟斤拷,硬锟斤拷锟斤拷锟斤拷一些LED.锟斤拷锟角碉拷锟诫法锟斤拷锟斤拷一锟斤拷锟斤拷通锟斤拷Linux锟斤拷锟斤拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟�,锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要学习锟斤拷么锟斤拷锟矫憋拷袒锟斤拷锟�,锟斤拷也锟角憋拷锟侥碉拷锟斤拷要锟斤拷锟斤拷.
|
锟斤拷锟斤拷GNU C锟斤拷锟皆匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷:
| binutils-2.11.2.tar.bz2 | 锟斤拷锟皆达拷: ftp://ftp.informatik.rwth-aachen.de/pub/gnu/binutils/ 锟斤拷锟斤拷 ftp://gatekeeper.dec.com/pub/GNU/binutils/锟斤拷锟斤拷 |
| gcc-core-3.0.3.tar.gz | 锟斤拷锟皆达拷:
ftp://ftp.informatik.rwth-aachen.de/pub/gnu/gcc/ 锟斤拷锟斤拷 ftp://gatekeeper.dec.com/pub/GNU/gcc/锟斤拷锟斤拷 |
| avr-libc-20020106 .tar.gz | 锟斤拷锟紸VR C锟斤拷锟皆匡拷锟斤拷源锟�: http://www.amelek.gda.pl/avr/libc/ 也锟斤拷锟皆达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�:锟斤拷锟斤拷锟斤拷页 |
| uisp-20011025.tar.gz | AVR锟斤拷锟斤拷锟斤拷锟斤拷源锟�: http://www.amelek.gda.pl/avr/libc/ 也锟斤拷锟皆达拷锟斤拷台锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷: 锟斤拷锟斤拷锟斤拷页 |
mkdir /usr/local/atmel
bunzip2 -c binutils-2.11.2.tar.bz2 | tar xvf
-
cd binutils-2.11.2
./configure --target=avr --prefix=/usr/local/atmel
make
make install
tar zxvf gcc-core-3.0.3.tar.gz
cd gcc-core-3.0.3
./configure --target=avr --prefix=/usr/local/atmel
--disable-nls --enable-language=c
make
make install
锟斤拷锟斤拷一些锟斤拷锟斤拷锟斤拷锟斤拷(bash锟斤法):
export CC=avr-gcc
export AS=avr-as
export AR=avr-ar
export RANLIB=avr-ranlib
export PATH=/usr/local/atmel/bin:${PATH}
./configure --prefix=/usr/local/atmel/avr --target=avr
--enable-languages=c --host=avr
make
make install
tar zxvf uisp-20011025.tar.gz
cd uisp-20011025/src
make
cp uisp /usr/local/atmel/bin
![[circuit diagram]](../../common/images/article231/schematic.gif)
![[avr]](../../common/images/article231/avr4433.jpg) |
1 x AT90S4433, Atmel 8 位AVR RISC锟斤拷锟斤拷锟斤拷. |
![[socket]](../../common/images/article231/14pinicsocket.jpg) |
2 x 14锟斤拷 IC锟斤拷锟� 锟斤拷锟斤拷 1 x 28 锟斤拷 7.5mm IC锟斤拷锟� 锟斤拷锟斤拷28锟脚诧拷锟揭拷业锟斤拷械锟斤拷锟斤拷锟斤拷,通锟斤拷28锟脚诧拷锟斤拷锟�14mm锟斤拷锟斤拷,锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷7.5mm锟侥诧拷锟�. |
![[resistor crystal capacitor]](../../common/images/article231/resistor_crystal_capacitor.jpg) |
1 x 10K 锟斤拷锟斤拷 (锟斤拷色锟斤拷锟斤拷: 锟斤拷,锟斤拷,锟斤拷) 3 x 470 欧姆 锟斤拷锟斤拷(锟斤拷色锟斤拷锟斤拷:锟斤拷,锟斤拷,锟斤拷) 1 x 1K 锟斤拷锟斤拷 (锟斤拷色锟斤拷锟斤拷: 锟斤拷,锟斤拷,锟斤拷) 1 x 220 欧姆 锟斤拷锟斤拷 (锟斤拷色锟斤拷锟斤拷:锟斤拷,锟斤拷,锟斤拷) 1 x 4Mhz 锟斤拷锟斤拷 2 x 27pf 锟秸碉拷锟斤拷 |
![[connector]](../../common/images/article231/connector.jpg) |
锟斤拷锟节憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�5锟脚诧拷头/锟斤拷锟斤拷.锟斤拷锟斤拷通锟斤拷锟斤拷些锟斤拷锟斤拷锟斤拷锟斤拷,然锟斤拷5锟斤拷锟桔筹拷一锟斤拷. |
![[matrix board]](../../common/images/article231/board.jpg) |
锟斤拷锟斤拷锟斤拷. |
![[db25]](../../common/images/article231/db25male.jpg) |
1 x DB25 锟斤拷锟斤拷锟斤拷 锟斤拷锟节插到锟斤拷锟斤拷. |
![[led]](../../common/images/article231/led.jpg) |
1 x LED |
![[beardboard]](../../common/images/article231/breadboard.jpg) |
一锟斤拷模锟斤拷锟�. 锟斤拷锟斤拷锟斤拷锟斤拷锟斤不锟斤拷,锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紸VR实锟斤拷锟斤拷锟角凤拷锟斤拷锟斤拷锟矫碉拷.锟揭斤拷锟斤拷锟斤拷锟轿拷锟斤拷锟斤拷锟斤拷刖э拷锟酵碉拷锟捷硷拷锟斤拷锟节撅拷锟斤拷锟斤拷锟斤拷,然锟斤拷通锟斤拷锟教碉拷锟铰帮拷锟斤拷锟角碉拷锟斤拷锟斤拷/锟斤拷锟斤拷锟斤拷锟斤拷拥锟侥ｏ拷锟斤拷. |
![[AVR programmer]](../../common/images/article231/pcable.jpg)
| AVR锟斤拷锟斤拷锟� | 锟斤拷锟节讹拷锟斤拷锟� |
|---|---|
| SCK (19) | Strobe (1) |
| MISO (18) | Busy (11) |
| MOSI (17) | D0 (2) |
| Reset (1) | Init (16) |
| GND | GND (18) |
void main(void)
{
/* enable PD5 as output
*/
sbi(DDRD,PD5);
while (1) {
/*
led on, pin=0 */
cbi(PORTD,PD5);
delay_ms(500);
/*
set output to 5V, LED off */
sbi(PORTD,PD5);
delay_ms(500);
}
}
export PATH=/usr/local/atmel/bin:${PATH} (for
bash)
setenv PATH /usr/local/atmel/bin:${PATH} (for tcsh)
# /sbin/lsmod
parport_pc
ppdev
parport
modeprobe parport
modeprobe parport_pc
modeprobe ppdev
chmod 666 /dev/parport0
确锟斤拷没锟斤拷锟节诧拷锟斤拷锟较的达拷印锟截伙拷锟斤拷锟斤拷锟斤拷锟斤拷.锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷司锟揭拷锟斤拷锟斤拷锟斤拷颖锟斤拷锟斤拷锟斤拷锟斤拷前停止锟斤拷锟斤拷锟斤拷锟�.锟斤拷锟节憋拷锟斤拷偷锟狡拷锟斤拷锟教碉拷锟斤拷锟斤拷准锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷.avr-objdump -h avrledtest.out
S锟斤拷示锟斤拷锟斤拷牟锟酵拷蔚拇锟叫�..text锟角碉拷锟斤拷falsh EEPROM锟斤拷指锟斤拷锟斤拷锟�,.data锟斤拷锟斤拷
avrledtest.out: file format elf32-avr
Sections:
Idx Name Size VMA LMA File off Algn
0 .text 0000008c 00000000 00000000 00000094 2**0
CONTENTS, ALLOC, LOAD, READONLY, CODE
1 .data 00000000 00800060 0000008c 00000120 2**0
CONTENTS, ALLOC, LOAD, DATA
2 .bss 00000000 00800060 0000008c 00000120 2**0
ALLOC
3 .eeprom 00000000 00810000 00810000 00000120 2**0
CONTENTS
4 .stab 00000750 00000000 00000000 00000120 2**2
CONTENTS, READONLY, DEBUGGING
5 .stabstr 000005f4 00000000 00000000 00000870 2**0
CONTENTS, READONLY, DEBUGGING
锟斤拷也锟斤拷锟斤拷锟斤拷avr-size锟斤拷锟斤拷玫锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式:
avr-size avrledtest.out
text data bss dec hex filename
140 0 0 140 8c avrledtest.out
锟斤拷AVR锟较癸拷锟斤拷锟斤拷锟斤拷锟斤拷乇锟阶拷锟�.text+data+bss锟斤拷锟斤拷锟斤拷4K,data+bss+stack(锟斤拷锟斤拷圆锟斤拷锟斤拷锟絪tack锟侥达拷小,锟斤拷取锟斤拷锟斤拷锟叫讹拷锟斤拷嵌锟阶碉拷锟斤拷)锟斤拷锟杰筹拷锟斤拷128锟街斤拷.avr-objdump -S avrledtest.out
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拇锟斤拷锟侥伙拷锟斤拷斜锟�.
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锟斤拷页锟斤拷LinuxFocus锟洁辑锟斤拷维锟斤拷
© Guido Socher, FDL LinuxFocus.org 锟斤拷锟斤拷锟斤拷锟斤拷锟絃inuxFocus锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷 |
锟斤拷锟斤拷锟斤拷息:
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2002-03-13, generated by lfparser version 2.27