5 docs tagged with "barium"

Montagem de fábrica do anunciador de áudio Barium — interior do case e chicote, placa CPU ESP32 montada na tampa e pinagem interna (POWER, CMD INPUT, LED, SPK, BUTTON, SIGNAL SOUND).

Protocolo MQTT/JSON OpenBarium do anunciador de áudio Barium — configuração MQTT no equipamento, tópicos, mensagens de comando e mensagens emitidas (status, info, keepalive).

Configuration guide for the Barium audio announcer through the embedded web server — WiFi communication, clock, volume, Input Cmd, MP3 management, upgrade, and HTTP triggering.

Overview of the Barium audio announcer, a device that plays MP3 messages triggered by events in kiosks, access control systems, and alarm monitoring centers

Installation guide for the Barium announcer - 5 VDC power supply, audio output, Input Cmd input, status LED, and configuration mode via WiFi Access Point