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Highway ETC and QR Payment Terminal: Full Development Case

Release Date： 2026-09-21

A complete development case for an ETC plus QR payment lane terminal: screen selection, interface structure, serial protocol between the display and the payment controller, and the enclosure and EMC measures required for outdoor installation.

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Heroway Serial Screen Lua API Quick Reference

Heroway Serial Screen Lua API Quick Reference

A reference for the Lua scripting interface: initialisation and touch callbacks, reading and writing control properties, timer creation, and serial se...

Using MODBUS with Serial Screens

Using MODBUS with Serial Screens

How MODBUS RTU works with a serial screen: master-slave configuration, register mapping to interface variables, data types and the logic rules applied...

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