Satel TR489, Руководство по интеграции

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SATEL-TR489
Integration Guide, Version 0.9
7
4.4 RF interface ..................................................................................................................... 23
4.5 VCC_IO pin ....................................................................................................................... 24
4.6 Service pin ....................................................................................................................... 24
4.7 Stat pin ............................................................................................................................ 24
4.8 VCC pins ........................................................................................................................... 25
4.9 UART pins ........................................................................................................................ 25
4.10 GPIO pins ......................................................................................................................... 25
5 MECHANICAL CONSIDERATIONS ......................................................................................... 26
5.1 Fixing device to host ......................................................................................................... 26
5.2 Heat transfer .................................................................................................................... 26
6 OPERATING MODES ........................................................................................................... 27
6.1 Switching frequency band ................................................................................................. 27
6.2 Safe mode ........................................................................................................................ 28
6.3 Power up / power down scenarios ...................................................................................... 28
6.4 Sleep Mode ...................................................................................................................... 28
6.5 Power Save Mode ............................................................................................................. 29
6.6 Restart ............................................................................................................................ 30
7 CHANGING PARAMETERS USING SL COMMANDS ................................................................... 31
7.1 SL Commands .................................................................................................................. 31
7.2 SL Command Mode ........................................................................................................... 32
8 DEFAULT DELIVERY VALUES – SATEL-TR489 .......................................................................... 33
9 CONSIDERATIONS ............................................................................................................. 34
9.1 EMI Interferers ................................................................................................................. 34
9.2 Electrostatic discharge ..................................................................................................... 35
9.3 Using the device in unmanned high reliability applications .................................................. 35
9.4 Proposals for more reliable radio link ................................................................................ 36
10 APPENDIX ........................................................................................................................ 37