Embedded Expertise

A Digital Artifact: My 25-Year-Old USB Drive

While cleaning out my desk drawers recently, I stumbled upon a small, unassuming object that transported me back in time. It was a 32 MB (not a typo) USB flash drive, a relic from the early days of digital storage.

This particular device was a gift from M-Systems, a pioneering company in the field of flash memory technology. I got it around 25 years ago, when the technology was still relatively new. Despite its age and its bulky looks, the device still works perfectly, and I was able to access the data stored on it without any issues. It’s a testament to the durability and reliability of early USB flash drives.

In the late 1990s, a technological revolution was brewing in Israel. A small, portable storage device was about to transform the way we store, access, and share information. This device, the USB flash drive, owes much of its existence to a pioneering Israeli company named M-Systems and its collaboration with the semiconductor giant Atmel.

M-Systems: An Israeli Pioneer in Flash Memory Storage

M-Systems, founded in 1989 in the central Israel, had a vision to create innovative storage solutions. The company’s early focus was on flash memory technology, which was still in its infancy. In the early 1990s, M-Systems developed a groundbreaking product: a compact flash memory device that could be used as a hard drive replacement.

The Birth of the USB Flash Drive

The next logical step for M-Systems was to combine their expertise in flash memory with the emerging USB technology. In 1998, they introduced the DiskOnKey, the world’s first commercially available USB flash drive. This small, portable device revolutionized data storage and transfer, offering a convenient and reliable way to store and transport files.

The Role of Atmel

Atmel, a leading semiconductor company, played a crucial role in the development of the USB flash drive. They provided the microcontrollers and other components that powered these devices. The collaboration between M-Systems and Atmel was a perfect match, combining M-Systems’ expertise in flash-based storage with Atmel’s semiconductor technology.

In the early stages of the USB flash drive, M-Systems used a more or less off-the-shelf microcontroller from Atmel to demonstrate the concept. This was essentially a proof-of-concept (PoC) to showcase the potential of the technology. However, to create a more efficient and cost-effective product, M-Systems decided to work again with Atmel to design a custom application-specific integrated circuit (ASIC).

The ASIC incorporated all the necessary features for a USB flash drive into a single chip, tailoring it specifically to the requirements of the device. This allowed for a smaller form factor, improved performance, and potentially lower manufacturing costs. Atmel’s expertise in semiconductor design and manufacturing combined with their Flash-enabled CMOS technology were instrumental in the creation of this custom chip.

The Impact of the USB Flash Drive

The USB flash drive quickly became an essential tool for individuals and businesses alike. Its portability, ease of use, and high storage capacity made it a popular choice for data storage, backup, and file sharing.

Initially, the DiskOnKey required a specific driver to be installed when used with Windows 98. However, its groundbreaking impact led to the driver being fully integrated into Windows 2000 and later versions. This made the flash drive a truly plug-and-play device, revolutionizing data storage and transfer.

The USB flash drive also played a significant role in the digital revolution, enabling the widespread distribution of music, movies, and software.

M-Systems' Legacy

M-Systems’ contribution to the development of the USB flash drive was immense. Their innovative approach and early adoption of flash memory technology paved the way for the widespread use of these devices. In 2006, M-Systems was acquired by SanDisk, another major player in the flash memory market, further solidifying its legacy in the industry.

The USB flash drive has become an indispensable part of our digital lives. Its story is a testament to the power of innovation and collaboration. M-Systems played a pivotal role in bringing this groundbreaking technology to market. The USB flash drive’s impact on the world of computing and data storage is undeniable, and its legacy will continue to be felt for years to come.

Illustration: Elvire