Host card emulation (HCE) demo for HarmonyOS watches showing NFC payment-style flows in foreground and background, with cards stored in ArkData RDB.
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Updated
Jan 12, 2026 - TypeScript
Host card emulation (HCE) demo for HarmonyOS watches showing NFC payment-style flows in foreground and background, with cards stored in ArkData RDB.
NFC tag detection demo for HarmonyOS watches with capability checks, foreground reader mode and display of tag UID and supported technologies.
NFC reader-mode codelab for HarmonyOS watches with NDEF badge parsing, foreground registration, NFC-A diagnostics and deterministic demo scans.
Bluetooth dashboard codelab for HarmonyOS watches: scan nearby devices, list paired ones and view A2DP, HFP, HID and PAN profile states.
Food ticket payment demo for HarmonyOS watches with phone/email login, OTP check, PlusPay checkout, NFC reader-mode flow and campaign notifications.
BLE proximity alert sample for HarmonyOS watches using scanning, advertising and RSSI-based distance estimates between nearby devices.
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