This blog post details the author's successful implementation of a FujiNet network adapter for a Tandy Color Computer 3. After encountering initial difficulties with a pre-assembled device, they opted to build their own using a kit. This involved careful soldering and troubleshooting, particularly with the SD card interface. Ultimately, they achieved a stable connection, enabling them to access a virtual floppy drive and remotely transfer files to the CoCo 3 via a local network, significantly enhancing its capabilities. The author emphasizes the improved speed and convenience compared to traditional floppy disks and expresses satisfaction with the FujiNet's performance.
This meticulously detailed blog post, "Ascending Mount FujiNet," chronicles the author's multifaceted journey to achieve robust and reliable networking capabilities for their Tandy Color Computer 3. The narrative begins by outlining the existing limitations of networking solutions for this vintage hardware, primarily focusing on the speed constraints of the serial port. The author then introduces the FujiNet project, an ambitious endeavor to implement a modern network interface for the CoCo 3 utilizing an ESP32 microcontroller. This endeavor isn't merely about connecting the machine to the internet; it involves crafting a sophisticated system that emulates legacy peripherals like hard drives and floppy drives, streamlining the process of transferring files and interacting with the retro hardware.
The author meticulously documents their methodical exploration of various hardware and software components required for the FujiNet implementation. They delve into the specifics of setting up the ESP32, configuring the necessary software, and integrating it with the CoCo 3. The challenges encountered are described in detail, including addressing conflicts with memory addresses and navigating the complexities of interrupt handling. The narrative emphasizes the iterative nature of the process, highlighting the adjustments made to hardware configurations and software parameters to overcome obstacles and optimize performance.
A significant portion of the post is dedicated to elucidating the intricacies of network booting. The author explains the process of configuring the CoCo 3 to boot from the network, leveraging the capabilities of the FujiNet system. They discuss the importance of network boot ROMs and the modifications required to accommodate the enhanced functionality offered by FujiNet. The post also delves into the mechanisms of loading different operating systems and disk images remotely, showcasing the versatility of the network booting setup.
Furthermore, the author explores the integration of specific software, such as the RS-DOS operating system, demonstrating how FujiNet seamlessly bridges the gap between the vintage hardware and modern network resources. The ability to access files stored on a network share as if they were local drives is highlighted, underscoring the practical benefits of the FujiNet system for everyday use with the CoCo 3. The overall tone conveys the author's enthusiasm for retro computing and their meticulous approach to problem-solving, resulting in a comprehensive guide for others seeking to enhance their CoCo 3 experience with modern network connectivity. The post concludes with a sense of accomplishment and a glimpse into the future possibilities of the FujiNet project.
Summary of Comments ( 10 )
https://news.ycombinator.com/item?id=42447580
Several commenters on Hacker News express excitement about the FujiNet project, particularly its potential to simplify retro-computing networking. Some discuss their experiences with similar setups, highlighting the challenges of configuring vintage hardware for modern networks. The ability to use SD cards for virtual floppy disks and the promise of future features like BBS access and online multiplayer gaming generate considerable interest. Several users inquire about the hardware requirements and compatibility with various MSX models, demonstrating a practical interest in utilizing the technology. Some express nostalgia for older networking methods and debate the authenticity versus convenience trade-off. There's also discussion of alternative solutions like the MSX-DOS 2 TCP/IP driver, with comparisons to FujiNet's approach.
The Hacker News post "Ascending Mount FujiNet" discussing a blog post about the FujiNet networking device for 8-bit Atari systems generated several interesting comments.
One commenter expressed excitement about the project, highlighting the appeal of modernizing retro hardware without resorting to emulation. They appreciated the ability to use original hardware with modern conveniences. This sentiment was echoed by others who found the blend of old and new technology compelling.
Another commenter, identifying as the author of the blog post, clarified some technical details. They explained that while the current implementation uses ESP32 modules for Wi-Fi, the long-term goal is to develop a dedicated ASIC for a more integrated and potentially faster solution. This prompted a discussion about the feasibility and cost-effectiveness of ASIC development, with other commenters weighing in on the potential challenges and benefits.
There was also a discussion about the broader implications of the FujiNet project and its potential impact on the retro gaming community. Some commenters speculated on whether similar projects could be developed for other retro platforms, expanding the possibilities for online play and other modern features.
Several commenters shared their personal experiences with retro networking solutions, comparing FujiNet to other options and discussing the advantages and disadvantages of each. This led to a conversation about the challenges of preserving and maintaining retro hardware, and the importance of projects like FujiNet in keeping these systems accessible and enjoyable for future generations.
Finally, a few commenters focused on the technical aspects of the FujiNet implementation, discussing topics like network protocols, data transfer speeds, and the challenges of integrating modern networking technology with older hardware. These comments provided valuable insights into the complexities of the project and the ingenuity required to overcome them.