Sim2 M80 Dokumentacja Pobierz pdf (Strona 16)

M80 Hardware Design

M80_HD_V1.0 - 16 -

Weight: 3.3g

Firmware upgrade

Firmware upgrade via UART Port or USB Port

Antenna interface

Connected via 50 Ohm antenna pad

Table 4: Coding schemes and maximum net data rates over air interface

Coding scheme

1 Timeslot

2 Timeslot

4 Timeslot

CS-1:

9.05kbps

18.1kbps

36.2kbps

CS-2:

13.4kbps

26.8kbps

53.6kbps

CS-3:

15.6kbps

31.2kbps

62.4kbps

CS-4:

21.4kbps

42.8kbps

85.6kbps

2.2. Functional diagram

The following figure shows a block diagram of the M80 module and illustrates the major

functional parts:

 Power management

 Baseband

 Serial Flash

 The GSM radio frequency part

 The Peripheral interface

—Charging interface

—PCM interface

—SD card interface

—SIM interface

—Camera interface

—Audio interface

—UART interface

—Power supply

—RF interface

—USB interface

—ADC

—Turn on/off interface

Quectel

Confidential

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 87 88

Quectel Cellular Engine 1
Confidential 10

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