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This document describes the USB bootloader functionalities as well as the USB protocol to efficiently perform operations on the on-chip Flash memory.
AT89C51SND1 Features
* Protocol
* USB Used as a Physical Layer
* Device Firmware Upgrade Class Compliant
* Auto-Frequency Detection
* In-System Programming
* Read/Write Flash Memory
* Read Device ID
* Full-chip Erase
* Read/Write Configuration Bytes