Usb Downloader ~ Inspiration

Buat temen-temen yang mau buat usb downloader, ni ane punya tutorialnya...
Langsung aja ya, yg perlu disiapin :

1. PCB, minimal PCB titik
2. IC ATMEGA8
3. mempunyai minimum system ATMEGA 8
4. kristal 12 MHz
5. kapasitor 22pF
6. konektor USB dan kabel USB
7. soket IC 14pin 2 buah
8. resistor 10k, 68ohm atau 100 ohm, 2k2, 1K
9. elko 4,7 uF/16 V dan kapasitor 100nF
10. LED 3 buah
11. housing 5 pin dan 4 pin
12. Dioda zener 3.6 volt 2 buah

Nih schematicnya....

atau yg mau download schematic yg udah jadi jg ada klik
Moga bermanfaat,,

Tambahan Nih...

Download

Firmware and circuit

The following packages include circuit and firmware.
usbasp.2011-05-28.tar.gz (519 kB) TPI support (upcoming release of avrdude will use it), supports programmers with ATMega88 and ATMega8.
usbasp.2009-02-28.tar.gz (260 kB)
usbasp.2007-10-23.tar.gz (172 kB)
usbasp.2007-07-23.tar.gz (176 kB)
usbasp.2006-12-29.tar.gz (118 kB) Supports programmers with ATMega48 and ATMega8.
usbasp.2006-09-16.tar.gz (116 kB) New VID/PID!
usbasp.2005-11-14.tar.gz (175 kB)
usbasp.2005-07-03.tar.gz (166 kB)
usbasp.2005-04-21.tar.gz (169 kB)

Please refer to Readme.txt for details on building, installing and using USBasp.

Drivers

On Linux and MacOS X no kernel driver is needed. Windows requires a driver for USBasp:
usbasp-windriver.2011-05-28.zip (70 kB)

Software

AVRDUDE supports USBasp since version 5.2.
BASCOM-AVR supports USBasp since version 1.11.9.6.
Khazama AVR Programmer is a Windows XP/Vista GUI application for USBasp and avrdude.
eXtreme Burner - AVR is a Windows GUI Software for USBasp based USB AVR programmers.

User PCB layouts

Here is a list of tested PCB layouts. If you have designed your own PCB, please let me know.

		usbasp_single_side.t3001.zip by Thomas Fischl Single-Side PCB, TARGET 3001! layout file Size: 90x40 mm (optimized for case Hammond 1591ATBU)
		lv_usbasp.tar.gz by Pawel Szramowski (11/2007) With Low-voltage front-end. Single-Side PCB, EAGLE layout files, some SMD components
		http://bwalle.de/docs/usbasp/ by Bernhard Walle Double-Side PCB, EAGLE layout files, part list with order numbers for Reichelt.de and Conrad.de Size: optimized for case Hammond 1591ATBU
		http://thomaspfeifer.net/atmel_usb_programmer.htm by Thomas Pfeifer Single-Side PCB, PDF layout files, SMD components
		http://ostry.w.szu.pl/misc.php#USBasp by Tomasz Ostrowski Single-Side PCB, PDF and EPS layout files, only four 0805 SMD parts, rest discrete components
		USBasp_CH.zip by Christian Heigemeyr Single-Side PCB, with some SMD 0805 components, PDF-files With additional buttons for reset and disconnection of the target
		USBasp.sch, USBasp.pcb ComponentSide.pdf, TopSide.pdf, Schematics.pdf by Zhurov Pavel Single-Side PCB, P-CAD 2002 format and PDF files Crosspiece TXD and RXD are added for the ISP connector
		usbasp_gr.rar by J.A. de Groot The board is single sided (EAGLE format), measures 3 by 8 cm and uses only regular components. USBasp Howto (in Dutch). There is also a pdf file with 6 devices on one euro-card.
		usbasb_mg.zip by Matthias Görner Single-Side PCB, eagle-format, with PS/PDF-files integrated sockets for target chips ATmega8 and ATmega32
		Tarball with layout by Hannes Östlund Doubleside-Side PCB, SMD components, very small
		http://mcuusage.org.ua/ForAmateurs/Miscellaneous/USBasp_eng.aspx by Sergiy Bogdancev (01/2010) 3.3V version, ATMega48 only. Single-side PCB, ExpressPCB layout format + socket board for varies AVRs. Without future serial interface, chip initially must be programmed with another programmer.
		Eaglefiles (sch/brd) and CAD case design (dxf) by Hans Hafner, HTL Mössingerstrasse-Klagenfurt, Österreich, hans.hafner (at) htl-klu (dot) at (01/2010) CNC-milled case (DXF file available), Eagle layout, only a few SMD parts
		Different USBasp versions: Easy to built non-smd, smd version and a very small USBasp by Sven Hedin (01/2011) Eagle files available.
		USB Key AVR Programmer by Fabio Baltieri (09/2011) Very small USB key like dimensions. SMD parts.