Kotlin/Android ZVT protocol client library for ECR-to-payment terminal communication over TCP/IP. Implements ZVT spec v13.13 with full APDU, BMP, TLV, and BCD support.
android kotlin terminal payment android-library pos payment-integration tcp-ip ecr point-of-sale ktor eftpos zvt jetpack-compose payment-terminal material3 zvt-payment zvt-protocol zvt700 pos-terminal
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Updated
Feb 10, 2026 - Kotlin