User's Manual
Table Of Contents
- Contents
- Table Index
- Figure Index
- 0. Revision history
- 1. Introduction
- 2. Product concept
- 3. Application interface
- 3.1. Pin
- 3.2. Operating modes
- 3.3. Power supply
- 3.4. Power on and down scenarios
- 3.5. Power saving
- 3.6. Summary of state transitions
- 3.7. RTC backup
- 3.8. Serial interfaces
- 3.9. Audio interfaces
- 3.10. SIM card interface
- 3.12. Behaviors of the RI
- 3.13. Network status indication
- 3.14. Operating status indication
- 4. Antenna interface
- 5. Electrical, reliability and radio characteristics
- 6. Mechanical dimensions
- 7. Storage and Manufacturing
- Appendix A: GPRS coding schemes
- Appendix B: GPRS multi-slot classes
M95 Hardware Design
M95_HD_V1.0 - 5 -
Table Index
TABLE 1: RELATED DOCUMENTS .................................................................................................... 9
TABLE 2: TERMS AND ABBREVIATIONS ...................................................................................... 10
TABLE 3: MODULE KEY FEATURES ............................................................................................... 15
TABLE 4: CODING SCHEMES AND MAXIMUM NET DATA RATES OVER AIR INTERFACE 17
TABLE 5: M95 PIN ASSIGNMENT..................................................................................................... 20
TABLE 6: PIN DESCRIPTION ............................................................................................................. 21
TABLE 7: OVERVIEW OF OPERATING MODES ............................................................................ 26
TABLE 8: SUMMARY OF STATE TRANSITION ............................................................................. 37
TABLE 9: LOGIC LEVELS OF THE UART INTERFACE ................................................................. 40
TABLE 10: PIN DEFINITION OF THE UART INTERFACES .......................................................... 40
TABLE 11: PIN DEFINITION OF AUDIO INTERFACE ................................................................... 48
TABLE 12: AOUT2 OUTPUT CHARACTERISTICS ......................................................................... 49
TABLE 13: TYPICAL ELECTRET MICROPHONE CHARACTERISTICS ...................................... 52
TABLE 14: TYPICAL SPEAKER CHARACTERISTICS ................................................................... 52
TABLE 15: PIN DEFINITION OF THE SIM INTERFACE ................................................................ 53
TABLE 16: PIN DESCRIPTION OF AMPHENOL SIM CARD HOLDER......................................... 54
TABLE 17: BEHAVIORS OF THE RI.................................................................................................. 55
TABLE 18: WORKING STATE OF THE NETLIGHT ........................................................................ 57
TABLE 19: PIN DEFINITION OF THE STATUS ............................................................................... 57
TABLE 20: PIN DEFINITION OF THE ANTENNA INTERFACE .................................................... 59
TABLE 21: THE MODULE CONDUCTED RF OUTPUT POWER ................................................... 60
TABLE 22: THE MODULE CONDUCTED RF RECEIVING SENSITIVITY ................................... 60
TABLE 23: THE MODULE OPERATING FREQUENCIES ............................................................... 60
TABLE 24: ABSOLUTE MAXIMUM RATINGS ................................................................................ 62
TABLE 25: OPERATING TEMPERATURE ........................................................................................ 62
TABLE 26: THE MODULE POWER SUPPLY RATINGS ................................................................. 62
TABLE 27: THE MODULE CURRENT CONSUMPTION ................................................................. 63
TABLE 28: THE ESD ENDURANCE (TEMPERATURE:25℃,HUMIDITY:45 %) .......................... 64
TABLE 29: DESCRIPTION OF DIFFERENT CODING SCHEMES .................................................. 73
TABLE 30: GPRS MULTI-SLOT CLASSES ....................................................................................... 74