uci-i2c-bus/lib/device.js

'use strict'

// **********************************

class Device {
  // bus is i2c-bus bus object
  constructor(bus, address, opts) {
    this.bus = bus.methods // artifact of adapting  ic2-bus to class format
    this.address = address
    if (opts) {
      this.id = opts.id // must be unique within a bus
      this.desc = opts.desc
    }

  }

  readRaw(length, buffer) {
    return this.bus.i2cRead_p(this.address, length, buffer)
  }

  writeRaw(length, buffer) {
    return this.bus.i2cWrite_p(this.address, length, buffer)
  }

  read(cmd) {
    return this.bus.readByte_p(this.address, cmd)
  }

  write(cmd, byte) {
    return this.bus.writeByte_p(this.address, cmd, byte)
  }

  read2(cmd) {
    return this.bus.readWord_p(this.address, cmd)
  }

  write2(cmd, bytes) {
    return this.bus.writeWord_p(this.address, cmd, bytes)
  }

  // command with more than two bytes following
  readBytes() {}
  writeBytes() {}

}

module.exports = {
  Device
}