
AVR-ISP MKII Programmer Circuit
AVR microcontrollers are most commonly used for AVR-ISP MKII programmer programming with serial interface ISP. They are cheap and uncomplicated. However, these programmers have lost their versatility because Atmel has introduced new microcontrollers, programmed with PDI and TPI interfaces.... Electronics Projects, AVR-ISP MKII Programmer Circuit "avr project, programmer circuit, " Date 2019/08/04
AVR microcontrollers are most commonly used for AVR-ISP MKII programmer programming with serial interface ISP. They are cheap and uncomplicated. However, these programmers have lost their versatility because Atmel has introduced new microcontrollers, programmed with PDI and TPI interfaces. The programmer presented in the article is universal, it will be useful to both older and newer AVRs.
This programmer is compatible with AVR-ISP mk.II and allows programming of all 8-bit AVR microcontrollers via ISP, PDI and TPI interfaces. It works with the latest version of AVR Studio (which can be downloaded for free from the AVR website), ImageCraft and Codevision AVR compilers.
Its heart is the AT90USB162 microcontroller clocked with a 16 MHz quartz resonator X1. The programmer power is downloaded from the USB connector of the PC. The USB interface can also be powered by a programmable circuit, which enables the jumper JP1.
List of AVR microcontrollers depending on the type of programming interface
On the output side, the AVR-ISP MKII programmer has a special buffer by which it is possible to program microcontrollers fed with different voltages, whereby the programmable microcontroller can be energized by the programmer or the voltage of the programmed system. Choosing the supply voltage enables the jumper. The programmer communicates with the computer using the USB interface. The computer can run under Windows XP, Vista, 7.
AVR-ISP MKII schematic diagram
AVR-ISP MKII list of avr microcontrollers
FILE DOWNLOAD LINK LIST (in TXT format): LINKS-26170.zip
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