Artículo
An Instant-Startup Jitter-Tolerant Manchester- Encoding Serializer/Deserializer Scheme for Event-Driven Bit-Serial LVDS Interchip AER Links
Autor/es | Zamarreño Ramos, Carlos
Serrano Gotarredona, María Teresa Linares Barranco, Bernabé |
Departamento | Universidad de Sevilla. Departamento de Arquitectura y Tecnología de Computadores |
Fecha de publicación | 2011 |
Fecha de depósito | 2020-10-09 |
Publicado en |
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Resumen | This paper presents a serializer/deserializer scheme
for asynchronous address event representation (AER) bit-serial
interchip communications. Each serial AER (sAER) link uses four
wires: a micro strip pair for low voltage ... This paper presents a serializer/deserializer scheme for asynchronous address event representation (AER) bit-serial interchip communications. Each serial AER (sAER) link uses four wires: a micro strip pair for low voltage differential signaling (LVDS) and two handshaking lines. Each event is represented by a 32-bit word. Two extra preamble bits are used for alignment. Transmission clock is embedded in the data using Manchester encoding. As opposed to conventional LVDS links, the presented approach allows to stop physical communication between data events, so that no “comma” characters need to be transmitted during these pauses. As soon as a new event needs to be transmitted, the link recovers immediately thanks to a built-in control voltage memorization circuit. As a result, power consumption of the serializer and deserializer circuits is proportional to data event rate. The approach is also highly tolerant to clock jitter, due to the asynchronous nature and the Manchester encoding. A chip test prototype has been fabricated in standard 0.35 m CMOS including a pair of Serializer and Deserializer circuits. Maximum measured event transmission rate is 15 Meps (mega events per second) for 32-bit events, with a maximum bit transmission speed of 670 Mbps (mega bits per second). |
Agencias financiadoras | European Union (UE) Ministerio de Educación y Ciencia (MEC). España Ministerio de Ciencia e Innovación (MICIN). España Junta de Andalucía |
Identificador del proyecto | 216777 (NABAB)
TEC2006-11730-C03-01 TEC2009-10639-C04-02 P06TIC01417 |
Cita | Zamarreño Ramos, C., Serrano Gotarredona, M.T. y Linares Barranco, B. (2011). An Instant-Startup Jitter-Tolerant Manchester- Encoding Serializer/Deserializer Scheme for Event-Driven Bit-Serial LVDS Interchip AER Links. IEEE Transactions on Circuits and Systems I: Regular Papers, 58 (11), 2647-2660. |
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