H - Electricity – 04 – L
Patent
H - Electricity
04
L
H04L 25/00 (2006.01) H04M 1/725 (2006.01)
Patent
CA 2476981
Disclosed is an interface (10, 40) between a master device (30) and a slave device (20). The interface includes a bit serial bidirectional signal line (10A) for conveying commands and associated data from the master device to the slave device, and for conveying a reset signal, an interrupt signal, and a learning sequence signal for specifying a duration of a bit time for data transferred from the slave device to the master device. The bit serial bidirectional signal line further indicates an accessory device connected/disconnected state to the master device.
L'invention concerne une interface (10, 40) venant entre un dispositif maître (30) et un dispositif esclave (20). L'interface comporte une ligne de signal bidirectionnelle (10A) bit-série permettant de transporter des commandes et des données associées provenant du dispositif maître vers le dispositif esclave et de transporter un signal de remise à zéro, un signal d'interruption et un signal de séquence d'apprentissage afin de spécifier une durée binaire pour des données transférées du dispositif esclave vers le dispositif maître. La ligne de signal bidirectionnelle bit/série indique en outre l'état connecté/déconnecté d'un dispositif accessoire au dispositif maître.
Nokia Corporation
Sim & Mcburney
LandOfFree
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