Please note: This project was completly updated on 27 March 2016. The WTD588D project file now contains high quality speech for a wide range of measuring instrument projects. It is part of a series of projects aimed at the Visually Impared. An OLED display has been added for convienience.
Using a WT588D - U 32m audio module and a DS1307 to build a talking clock, the WT588D is used in 3 line mode. For more information on this project see my blog at https://rydepier.wordpress.com/2016/01/31/arduino-talking-clock/