Retro CPC Dongle – Part 41

Build v2.3

So the next build of the CPC2 is done. I recorded the process with a time-lapse camera because it’s hard to make a 7 hour build entertaining. Each second of video is 30 seconds of assembly time, so this 7-hour build ended up at 7m19s of timelapse, after cutting out the cursing and head-scratching. See if you can spot my hands start to shake at the 2-hour mark of trying to precisely place the sub-millimetre components and enjoy.

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Retro CPC Dongle – Part 28

As promised in Part 27, I’ve finished a new build of the CPC2 hardware. Here are the board layouts as rendered by OshPark , and if you’re interested, I’ve shared the project.

Top Side
Bottom Side
Four-layer Board

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ESP32 Bluetooth: Using the BTstack library

Mad props to antepher and his awesome techtutorialsx blog. Just when I’d given up hope that the ESP32 would resolve my Bluetooth woes, he points out that BTStack is a pretty capable stack for embedded and has a port for the ESP32 already! I’m eternally grateful…thank you! More to come, but I may be able to get the ESP32+BTStack to connect to my Bluetooth HID devices for CPC2…

techtutorialsx

The objective of this ESP32 tutorial is to explain how to get started with the Bluetooth functionalities that are supported by the ESP32 hardware. The Bluetooth tests of this tutorial were performed using a DFRobot’s ESP-WROOM-32 module, integrated in a ESP32 FireBeetle board.

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