Hardware Interface Description - KORE Telematics
Hardware Interface Description - KORE Telematics
Hardware Interface Description - KORE Telematics
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XT55/56 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong><br />
Confidential / Released<br />
s<br />
0 Document history<br />
Preceding document: "XT55 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong>" Version 02.06<br />
New document: "XT55/56 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong>" Version 02.06a<br />
Chapter<br />
Throughout the<br />
document<br />
What is new<br />
Added XT56.<br />
4.4 Notes about power supply of RTC and SRAM of GPS part.<br />
5.3 Table 23: Corrected Hirose part number U.FL-LP-068.<br />
10 Added Siemens ordering number for module XT56.<br />
Preceding document: "XT55 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong>" Version 01.06<br />
New document: "XT55 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong>" Version 02.06<br />
Chapter<br />
Throughout the<br />
document<br />
What is new<br />
Deleted remarks regarding TCP/IP software which is currently not supported.<br />
1.1 Updated list of related documents.<br />
Preceding document: "XT55 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong>" Version 01.00b<br />
New document: "XT55 <strong>Hardware</strong> <strong>Interface</strong> <strong>Description</strong>" Version 01.06<br />
Chapter<br />
What is new<br />
1.3 Updated list of standards.<br />
2.1, 4.2 SDn1, SDn2: both GPS interfaces support baud rates from 4800 … 115200 bps<br />
3.6, 3.12.2 More detailed description of status LED patterns<br />
3.11, 3.11.2 • Use GSM_CCGND line to shield GSM_CCIO line from GSM_CCCLK line.<br />
• Connect a 47 pF capacitor from the GSM_CCIO to the GSM_CCGND line.<br />
3.11.2 Improved Figure 19<br />
4.2 GPS receiver sensitivity has been changed from –142 dBm to –138 dBm<br />
4.7 GPS_RFPC0 and GPS_RFPC1 must be connected as shown in Figure 58 in order<br />
to use the Trickle Power mode, deleted GPS_GPIO9 (T_MARK)<br />
6.4 Added footnote regarding test conditions<br />
6.5.3 Table 31: Sidetone gain at default settings for audio mode 5 and 6 set to -∞ dB<br />
7.2 Figure 53: Improved figure<br />
8.2 Added IC: 267W-XT55/56<br />
9 Figure 58:<br />
• Two pull-up resistors must be added in order to ensure the correct voltage level<br />
during start-up and reset procedure of the GPS base-band processor<br />
• Added 47 pF capacitor<br />
10 Added new Siemens ordering numbers<br />
XT55/56_hd_v02.06a Page 8 of 125 17.12.2004
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