Function modbusWriteCoil

app/rcc/api/SerialStudio.js:189–191

(address, on)

  return String.fromCharCode((a >> 8) & 0xFF, a & 0xFF, (v >> 8) & 0xFF, v & 0xFF);
}
function modbusWriteCoil(address, on) {
  return modbusWriteRegister(address, on ? 0xFF00 : 0x0000);
}
function modbusWriteFloat(address, value) {
  var buf = new ArrayBuffer(4);
  new DataView(buf).setFloat32(0, value, false);