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I always assumed, based on my tiny amount of knowledge of the Square credit card reader, that this was possible on iOS? https://squareup.com/reader https://squ
by binarymax 12y ago
I always assumed, based on my tiny amount of knowledge of the Square credit card reader, that this was possible on iOS?
https://squareup.com/reader https://squareup.com/reader
- lgeek 12y agoI think it's using the analog audio hardware, similarly to this project.