Chapter 8
two modes. In one mode, the modules configure themselves automatically on
powering up. The computers that interface to the modules can communicate as
if they had a wired connection with no software changes required. In the other
mode, the computers that interface to the modules can use plain-text com-
mands to configure and control the interfaces.3-.
Another option for asynchronous serial data is to use a serial server with a Wi-Fi
(IEEE 802.11b or other wireless-network) interface as described in Chapter 3.