Failed to enter programming mode. ispEnterProgMode: Error status received: Got 0xc0, expected 0x00 (Command has failed to execute on the tool) Unable to enter programming mode. | AVR Freaks
STK500 User Guide Datasheet by Microchip Technology | Digi-Key Electronics
STK500 Will not enter programming mode | AVR Freaks
Error entering programming mode | AVR Freaks
Error entering programming mode | AVR Freaks
AVR STK500 User Guide
microcontroller - AVR unable to enter programming mode - Electrical Engineering Stack Exchange
avrdude: stk500_recv(): programmer is not responding - Avrdude, stk500, Bootloader issues - Arduino Forum
How to Fix Avrdude Stk500 Recv Programmer Is Not Responding Error
avrdude: stk500_recv(): programmer is not responding - Avrdude, stk500, Bootloader issues - Arduino Forum
BASCOM-AVR
Programmer Troubleshooting | EPDM
Configuring Atmel AVR Studio 4 to Communicate with the STK500 - Robot Room
AVR-ISP500-ISO ISOLATED STAND ALONE PROGRAMMER
Writing the Fuses and Code to an AVR ATtiny Microcontroller with an STK500 - Robot Room
AVR068: STK500 Communication Protocol. 8-bit Microcontrollers. Application Note. Features. 1 Introduction - PDF Free Download
STK500 User Guide Datasheet by Microchip Technology | Digi-Key Electronics
STK500 Will not enter programming mode | AVR Freaks
USB AVR Programmer -Part #1300 - Other Pololu products - Pololu Forum
Atmel Studio_ICE Failed to enter programming mode - YouTube
ATMega32U4 burn bootloader problem - Microcontrollers - Arduino Forum
Pololu USB AVR Programmer User's Guide
STK500 AVR PROGRAMMER
AVR ISP Downloader / Download Line / Programmer / Compatible with original STK500 AVRISP MKII XPII|Replacement Parts & Accessories| - AliExpress
