Wavecom GR64, Примечание к применению

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Contents
1 Introduction............................................................................................ 6
2 Standby Handshaking ............................................................................. 7
2.1 UART 1 SIGNAL DESCRIPTION........................................................................................ 7
2.1.1 DESCRIPTION ..................................................................................................... 7
2.1.2 UART SIGNALS REQUIRED FOR IMPLEMENTING SLEEP CONTROL........................... 8
2.1.2.1 DTM1 (Data To Module (Wireless CPU®)) .................................................... 9
2.1.2.2 DFM1 (Data From Module (Wireless CPU
®)
) ................................................. 9
2.1.2.3 RTS1 (Request To Send)............................................................................. 9
2.1.2.4 CTS1 (Clear To Send)............................................................................... 10
2.1.2.5 DTR1 (Data Terminal Ready) .................................................................... 10
2.1.2.6 DSR1 (Data Set Ready) ............................................................................. 10
2.1.2.7 RI (Ring Indicator).................................................................................... 11
2.2 UART LOGIC ............................................................................................................... 11
2.3 SLEEP MODE ............................................................................................................... 11
2.4 TIMING DIAGRAMS...................................................................................................... 12
2.4.1 HOST INITIATED SLEEP ..................................................................................... 13
2.4.2 HOST INITIATED WAKE-UP ............................................................................... 14
2.4.3 WIRELESS CPU® INITIATED SLEEP....................................................................... 15
2.4.4 WIRELESS CPU® INITIATED WAKE-UP................................................................. 16
2.4.5 WIRELESS CPU® REPEATS ATTEMPTS TO INITIATE SLEEP..................................... 17
2.4.6 DSR1 TIMING ................................................................................................... 18
2.4.7 SLEEP MODE ENABLING AND DISABLING............................................................ 18
2.4.8 INCOMING MT EVENT DURING SLEEP ................................................................ 19
3 Autonomous Standby............................................................................ 20
3.1 PURPOSE..................................................................................................................... 20
3.2 ENABLING AND DISABLING AUTONOMOUS STANDBY ................................................... 20
3.3 EVENTS THAT WAKE THE WIRELESS CPU®..................................................................... 20
3.4 WAKING THE WIRELESS CPU® USING AN AT COMMAND................................................ 21
3.5 THE INACTIVITY DELAY............................................................................................... 22
APPLICATION NOTE
GR/GS64 UART Sleep Protocols
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This document is the sole and exclusive property of WAVECOM. Not to be distributed or divulged without prior written agreement.
Ce document est la propriété exclusive de WAVECOM. Il ne peut être communiqué ou divulgué à des tiers sans son autorisation préalable