Author name: TouchVision Engineering Team

What an EV charger HMI must do under EU AFIR, UK charge point rules, US NEVI and German calibration law: price display, contactless, uptime and access.

How to design a vending machine touch screen module: size and orientation, PCAP or IR touch, Android or Linux board, MDB cashless payment, QR, telemetry.

How to vet a touch screen supplier before you order: factory audit, ISO 9001 and IPC-A-610 checks, samples, traceability, CE, UKCA, KC, BIS and EAC papers.

Infrared vs capacitive touch screen compared for kiosks, ATMs, lockers and fuel dispensers: gloves, rain, thick glass, vandalism, sunlight and lifecycle.

Edge AI video analytics vs cloud analytics compared: upload bandwidth, GDPR and privacy rules, latency, offline operation and when a hybrid design is best.

How to specify a waterproof touch screen: IP65 vs IP66 vs IP67 and IP69K, front-only vs full sealing, gaskets, cable glands and touch choice for wet sites.

Compare four embedded board platforms for HMIs and controllers: RK3568, i.MX 8M, AM3354 and NUC972, by CPU, display, serial I/O, OS, lifecycle and cost.

When does an on-premise LLM beat a cloud AI API? Compare data residency (GDPR, LGPD, DPDP, PDPL, Korea PIPA), cost, latency, model choice and hardware.

Modbus to MQTT step by step: build the register map, set polling, design topics and JSON payloads, use report by exception, QoS, TLS and Sparkplug B.

LVDS vs eDP vs MIPI DSI for industrial displays: bandwidth, cable length, EMI, panel choice, bridge chips and which interface fits your board and panel.