SerialEventReadable import { SerialEventReadable } from "destack:device/binding"; Serial readable event. export struct SerialEventReadable { kind: "readable"; timestampNs: uint64; sequence: uint64; availableBytes: uint64; } language/library/src/device/binding/serial.ds:224:233 Members kind: "readable" Event discriminator. timestampNs: uint64 Event timestamp in nanoseconds. sequence: uint64 Event sequence number. availableBytes: uint64 Available byte count when known.