The ageing of the population increased the needs of elderly people for assistance and care in specialized structures. They become increasingly dependent. Adequate environment have to be provided to fit with their special needs and constraints. This paper presents a case study of assistive housing in a residence for elderly people. The technical assistance like home automation, task reminder and personal assistant is provided in order to enhance the independence of elderly people. The paper focuses on the use of the TV as an interaction mean to use proposed services. The graphical interface deployed on the TV was evaluated by elderly people and resulting ergonomic recommendations. This research activity is ongoingon Pervasive Computing Technologies for Healthcare 2008. Tampere, January, Finland work within the Nuadu project