How do I connect the eS-WiFi UART to my host microcontroller?

WiFi Products by Inventek
Warning: count(): Parameter must be an array or an object that implements Countable in /hermes/bosnacweb09/bosnacweb09ad/b1528/ipg.lindatierney/public_html/wp-content/plugins/q-and-a/inc/functions.php on line 252

The module only require 6 wires to use the UART: TX, RX, Power, Ground and we recommend you also connect Reset and wake-up to your host.