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Continue to ChatNextion Advanced Application 2: Use Global and Variable to Transmit Values Among Pages https://itead.cc/nextion/nextion-advanced-application-2-use-global-and-variable-to-transmit-values-among-pages/
Nextion Advanced Application 2: Use Global and Variable to Transmit Values Among Pages https://itead.cc/nextion/nextion-advanced-application-2-use-global-and-variable-to-transmit-values-among-pages/