GSM 11.11 version 6.2.0 - TTFN Smart card pages
GSM 11.11 version 6.2.0 - TTFN Smart card pages
GSM 11.11 version 6.2.0 - TTFN Smart card pages
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(<strong>GSM</strong> <strong>11.11</strong> <strong>version</strong> <strong>6.2.0</strong> Release 1997)18TS 100 977 V<strong>6.2.0</strong> (1999-05)A Phase 1 ME shall wait at least 744 clock cycles after having received the compulsory acknowledgement SW1 SW2 ofthe SLEEP command before it switches off the clock (if it is allowed to do so). It shall wait at least 744 clock cyclesbefore it sends the first command after having started the clock.5.7 BaudrateThe initial baudrate (during ATR) shall be: (clock frequency)/372. Subsequent baudrate shall be: (clock frequency)/372unless the PTS procedure has been successfully performed. In that case the negotiated baudrate shall be appliedaccording to subclause 5.8.2.5.8 Answer To Reset (ATR)The ATR is information presented by the SIM to the ME at the beginning of the <strong>card</strong> session and gives operationalrequirements.5.8.1 Structure and contentsThe following table gives an explanation of the characters specified in ISO/IEC 7816-3 [26] and the requirements fortheir use in <strong>GSM</strong>. The answer to reset consists of at most 33 characters. The ME shall be able to receive interfacecharacters for transmission protocols other than T=0, historical characters and a check byte, even if only T=0 is used bythe ME.ETSI