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Continue to ChatNextion Multiple Control Project - Number Component and Dual-state Button https://itead.cc/nextion/projects/nextion-multiple-control-project-number-component-and-dual-state-button/
Nextion Multiple Control Project - Number Component and Dual-state Button https://itead.cc/nextion/projects/nextion-multiple-control-project-number-component-and-dual-state-button/