1 usbasp.2011-05-28 (v1.4)
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3 - added TPI support for ATTiny4/5/6/10 (by Slawomir Fraś)
4 - added support for controllers with flash >128kb (by Slawomir Fraś)
5 - fixed resync after program enable signal to pulse RST (based on patch by Marco S)
6 - updated usb driver to V-USB Release 2010-07-15
9 usbasp.2009-02-28 (v1.3)
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11 - added support for software control of ISP speed (based on patch by Jurgis Brigmanis)
12 - included new AVRUSB driver version (Release 2008-11-26)
13 - added libusb 0.1.12.1 windows drivers (needed for WinAVR version 20080512 or greater)
15 usbasp.2007-10-23 (v1.2)
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17 - red LED turns on before connecting to target device: this signal can be used to control external tri-state buffers (by Pawel Szramowski)
21 - changed licence to GNU GPL v2
22 - included new AVRUSB driver version (Release 2007-07-07); AVRUSB licence was changed to GNU GPL v2
23 - fixed long addressing for Mega128 (by BoskiDialer)
27 - fixed returnvalue in usbWriteFunction (by Jeroen Koeter)
28 - changed clock.h: adaptation for newer MCUs like ATMega48 (by Hanns-Konrad Unger)
29 - improved Makefile to select target (by Hanns-Konrad Unger)
30 - circuit diagram: added zener diodes to USB data lines
34 - add usb reset on startup
35 - included new AVRUSB driver version (Release 2006-07-18)
36 - changed VID and PID to OBDEV's shared IDs to meet new licence conditions
37 - removed avrdude patch from this package. USBasp is supported in latest avrdude CVS version
41 - fixed blocksize restriction (programming the Mega128 now works)
42 by Thomas Pfeifer (TP)
43 - update patch for avrdude-5.0
47 - set USB_CFG_SAMPLE_EXACT in usbconfig.h to reduce problems with long cables
48 - corrected vendor string
49 - added notes on setting fuse bits
53 - first public version