please explain to me what the error means. thank you so much!
avrdude: stk500_paged_write(): (a) protocol error, expect=0x14, resp=0x64
Do you program the robot through a bootloader installed on the robot or through an in-system program (aka "ISP" aka "ICSP")?
How do you know they are burnt?Are they 'open', 'short'do you have a 'close-up'This relates to the motor drivers, try disconnecting the motors, then re-try the upload.
Do you have the correct board selected?