To program the ATtiny26 mounted on STK505 using High Voltage Programming, follow these steps:
Turn off the STK500 power switch
Disconnect from STK500 and STK505 any hardware that does not tolerate 5V
Connect the PROGDATA on STK500 to PROGDATA on STK505, as shown in Figure 1
Connect the PROGCTRL on STK500 to the PROGCTRL header on STK505, as shown in Figure 1
Set jumpers and switches according to #GUID-3B0DF766-B755-42C4-81AE-CFFE833EC329__STK505.TABLE.HVPP.TINY24
Turn on STK500 power
Start the Programming Dialog in AVR Studio
STK500 | |
---|---|
VTARGET | Mounted |
AREF | Optional |
RESET | Mounted |
XTAL1 | Mounted |
OSCSEL | Mounted, pin 1 and 2 |
BSEL2 | Not mounted |
PJUMP | Open |
STK505 | |
RESET switch | RESET position |
XTAL switch | EXT CLK position |