Specifications

M80 Hardware Design
M80_HD_V1.0 - 6 -
Figure Index
FIGURE 1: MODULE FUNCTIONAL DIAGRAM ............................................................................. 17
FIGURE 2: PIN ASSIGNMENT ............................................................................................................ 20
FIGURE 3: RIPPLE IN SUPPLY VOLTAGE DURING TRANSMITTING BURST ........................... 32
FIGURE 4: REFERENCE CIRCUIT OF THE VBAT INPUT .............................................................. 33
FIGURE 5: REFERENCE CIRCUIT OF THE SOURCE POWER SUPPLY INPUT ........................... 34
FIGURE 6: TURN ON THE MODULE USING DRIVING CIRCUIT ................................................. 35
FIGURE 7: TURN ON THE MODULE USING KEYSTROKE ........................................................... 35
FIGURE 8: TIMING OF TURNING ON SYSTEM .............................................................................. 36
FIGURE 9: TIMING OF TURNING OFF THE MODULE .................................................................. 37
FIGURE 10: REFERENCE CIRCUIT FOR EMERG_OFF BY USING DRIVING CIRCUIT ............ 39
FIGURE 11: REFERENCE CIRCUIT FOR EMERG_OFF BY USING BUTTON .............................. 39
FIGURE 12: TIMING OF RESTARTING SYSTEM ............................................................................ 40
FIGURE 13: TIMING OF RESTARTING SYSTEM AFTER EMERGENCY SHUTDOWN .............. 40
FIGURE 14: RTC SUPPLY FROM NON-CHARGEABLE BATTERY ............................................... 43
FIGURE 15: RTC SUPPLY FROM RECHARGEABLE BATTERY .................................................... 43
FIGURE 16: RTC SUPPLY FROM CAPACITOR ................................................................................ 43
FIGURE 17: SEIKO XH414H-IV01E CHARGE CHARACTERISTICS ............................................. 44
FIGURE 18: CONNECTION OF ALL FUNCTIONAL UART PORT .................................................. 47
FIGURE 19: CONNECTION OF THREE LINES UART PORT .......................................................... 47
FIGURE 20: CONNECTION OF UART PORT ASSOCIATED HARDWARE FLOW CONTROL .... 48
FIGURE 21: CONNECTION OF SOFTWARE UPGRADE ................................................................. 48
FIGURE 22: CONNECTION OF SOFTWARE DEBUG ...................................................................... 49
FIGURE 23: CONNECTION OF AUXILIARY UART PORT .............................................................. 49
FIGURE 24: 3.3V LEVEL MATCH CIRCUIT...................................................................................... 50
FIGURE 25: 5V LEVEL MATCH CIRCUIT ........................................................................................ 51
FIGURE 26: RS232 LEVEL MATCH CIRCUIT .................................................................................. 52
FIGURE 27: MICROPHONE INTERFACE DESIGN OF AIN1&AIN2 .............................................. 55
FIGURE 28: RECEIVER INTERFACE DESIGN OF AOUT1 ............................................................. 56
FIGURE 29: HANDSET INTERFACE DESIGN OF AOUT2 .............................................................. 56
FIGURE 30: SPEAKER INTERFACE WITH AMPLIFIER DESIGN OF AOUT2 .............................. 57
FIGURE 31: EARPHONE INTERFACE DESIGN ............................................................................... 57
FIGURE 32: LOUD SPEAKER INTERFACE DESIGN ....................................................................... 58
FIGURE 33: REFERENCE CIRCUIT OF THE 8 PINS SIM CARD .................................................... 60
FIGURE 34: REFERENCE CIRCUIT OF THE 6 PINS SIM CARD .................................................... 61
FIGURE 35: AMPHENOL C707 10M006 512 2 SIM CARD HOLDER .............................................. 61
FIGURE 36: MOLEX 91228 SIM CARD HOLDER ............................................................................ 62
FIGURE 37: CONNECTION OF USB DOWNLOAD ......................................................................... 64
FIGURE 38: RI BEHAVIOR OF VOICE CALLING AS A RECEIVER .............................................. 65
FIGURE 39: RI BEHAVIOR OF DATA CALLING AS A RECEIVER ................................................ 66
FIGURE 40: RI BEHAVIOR AS A CALLER ........................................................................................ 66
FIGURE 41: RI BEHAVIOR OF URC OR SMS RECEIVED .............................................................. 66
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