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• Accuisition
5_6
GPS_Mode_(U
BX-CFG_Msg)
Cold Start
Warm Start
Hot Start
Re-acquisition
• Sensitivity
7
Tracking -158 dBm
Acquisition & re-acquisition -148 dBm
Cold starts -142 dBm
1.6.3 GSM/GPRS Specifications of Siemens MC55
module
Tri-band MC55 EGSM900 /GSM1800/1900
GPRS multi-slot Class 10
GPRS mobile station Class B
Download: Max. 85.6 Kbps
Uplink: Max. 42.8 Kbps
Coding Scheme: CS1-4
Internet service: TCP, UDP, HTTP, FTP, SMTP, POP3
1.6.4 Programmable Digital I/O
Digit GPIO: 5 In / 5 Out
VIH: 2.64~3.3V (Input logic 1)
VIL: 0~0.66V (Input logic 0)
VOH: 3.2~3.3V (Output logic 1)
VOL: 0~0.4V (Output logic 0)
Maximum DC current: 5mA
1.6.5 Enviromental Specifications
Operating Temperature:
Storage Temperature:
Fast
Normal
Acquisition
Mode
Mode
34s
36s
33s
N/A
<3.5s
N/A
<1s
N/A
7
High
Auto Mode
Sensitivity
Mode
41s
34s
N/A
N/A
N/A
N/A
N/A
N/A
Chapter 1 General Information
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