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C3 27 epaper touch

martinberlin

An epaper switch project with 2 PCBs, controller+touch, and 220AC to 3DC with Relay (Latch or solid-state)

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Main components

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Part NumberDescription
ESP32-C3-WROOM-02-N4
CP2102N-A02-GQFN28RUSB Interface IC USB to UART bridge - QFN28
RT9013-33GB
PCF8563T

C3 27 epaper touch schematic

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C3 27 epaper touch board layout

C3 27 epaper touch PCB render

Top PCB
Bottom PCB