AT89C51SND1_06 ATMEL [ATMEL Corporation], AT89C51SND1_06 Datasheet - Page 23

• Manufacturer Part Number: AT89C51SND1_06
• Description: USB Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

Answers from
Bootloader
4254C–MP3–03/06
The device has two possible answers to a DFU_GETSTATUS request:
•
•
If the chip is protected from program access, a “err_VENDOR” status is returned to the Host.
Otherwise, the device status is “OK“. The Host can send a DFU_UPLOAD request to the
device in order the value of the requested field.
SETUP
IN
OUT
Byte value (1 byte)
DFU_UPLOAD
ZLP
AT89C51SND1
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