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Add electronics README with project descriptions and display hat link #347
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3rdIteration
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SeedSigner+SmartCard-Hat
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copilot/update-electronics-readme-and-link
Apr 1, 2026
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| # Electronics | ||||||
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| This folder contains hardware design files for SeedSigner electronics projects. Source files are provided in a range of formats including KiCad, Circuitmaker, and EasyEDA. | ||||||
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| ## SEC1210 Smartcard Hat | ||||||
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| The [`SmartcardHat/`](SmartcardHat/) folder contains the design files for a CCID/PCSC compatible Smart Card interface hat that connects over UART through a standard Raspberry Pi GPIO header (using the SEC1210-URT or SEC1210-UR2 serial interface). It also provides a USB-C socket for powering the device. Available in full-sized card, SIM-sized card, and dual-slot variants. See the [SmartcardHat readme](SmartcardHat/readme.md) for full details. | ||||||
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| The [`SmartcardHat/`](SmartcardHat/) folder contains the design files for a CCID/PCSC compatible Smart Card interface hat that connects over UART through a standard Raspberry Pi GPIO header (using the SEC1210-URT or SEC1210-UR2 serial interface). It also provides a USB-C socket for powering the device. Available in full-sized card, SIM-sized card, and dual-slot variants. See the [SmartcardHat readme](SmartcardHat/readme.md) for full details. | |
| The [`SmartcardHat/`](SmartcardHat/) folder contains the design files for a CCID/PC/SC-compatible Smart Card interface hat that connects over UART through a standard Raspberry Pi GPIO header (using the SEC1210-URT or SEC1210-UR2 serial interface). It also provides a USB-C socket for powering the device. Available in full-sized card, SIM-sized card, and dual-slot variants. See the [SmartcardHat readme](SmartcardHat/readme.md) for full details. |
Copilot
AI
Apr 1, 2026
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The "👉" symbol may not render well in all Markdown viewers and can be noisy for screen readers. Consider replacing it with a standard Markdown list item or a simple "Link:" line for better accessibility/portability.
Suggested change
| 👉 [**seedsigner-hardware — SeedSignerPlus Display Hat**](https://github.com/3rdIteration/seedsigner-hardware/tree/main/display_hats/plus_hat) | |
| - [**seedsigner-hardware — SeedSignerPlus Display Hat**](https://github.com/3rdIteration/seedsigner-hardware/tree/main/display_hats/plus_hat) |
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"Circuitmaker" appears to be a capitalization typo; the product name is typically "CircuitMaker". Consider updating the casing for accuracy/consistency alongside KiCad and EasyEDA.