AT89C51SND1_06 ATMEL [ATMEL Corporation], AT89C51SND1_06 Datasheet - Page 22

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

Reading Configuration
Information or
Manufacturer
Information
Requests from Host
22
AT89C51SND1
The flow described below allows the user to read the configuration or manufacturer information.
To start the programming operation, the Host sends DFU_DNLOAD request with the Read com-
mand in the data field (2 bytes).
Command Identifier
Id_read_command
05h
data[0]
SETUP
OUT
IN
00h
01h
02h
data[1]
00h
01h
02h
00h
01h
05h
06h
30h
31h
60h
61h
00h
data[2]
Read_command (2 bytes)
DFU_DNLOAD
ZLP
data[3]
data[4]
Read Bootloader Version
Read Device boot ID1
Read Device boot ID2
Read BSB
Read SBV
Read SSB
Read EB
Read Manufacturer Code
Read Family Code
Read Product Name
Read Product Revision
Read HWB
Description
4254C–MP3–03/06