User Guide

Back-up battery interface connections and electrical characteristics.......................................................9–49
RF description.......................................................................................................................................................9–49
Introduction to receiver functionality...........................................................................................................9–49
WCDMA receiver functionality........................................................................................................................9–50
GSM receiver.....................................................................................................................................................9–50
Introduction to transmitter functionality.....................................................................................................9–50
WCDMA transmitter functionality..................................................................................................................9–50
GSM transmitter functionality........................................................................................................................9–51
Frequency synthesizers..................................................................................................................................9–52
Regulators........................................................................................................................................................9–52
Frequency mappings............................................................................................................................................9–54
EGSM900 frequencies......................................................................................................................................9–54
GSM1800 frequencies......................................................................................................................................9–55
GSM1900 frequencies......................................................................................................................................9–56
WCDMA 2100 Rx frequencies..........................................................................................................................9–57
WCDMA 2100 Tx frequencies..........................................................................................................................9–58
List of Tables
Table 16 Keymatrix..............................................................................................................................................9–23
Table 17 ALS resistor values................................................................................................................................9–26
Table 18 Audio connector pin assignments......................................................................................................9–33
Table 19 Charging interface connections..........................................................................................................9–38
Table 20 Charging IF electrical characteristics..................................................................................................9–38
Table 21 Battery interface connections.............................................................................................................9–39
Table 22 Battery IF electrical characteristics.....................................................................................................9–39
Table 23 User interface connections..................................................................................................................9–40
Table 24 Interface signals between RM-42 BB and Toshiba camera DSP.......................................................9–44
Table 25 Interface signals between Toshiba camera DSP and Unagi 2Mpix AF camera module.................9–44
Table 26 Unagi Camera CCP IF electrical characteristics...................................................................................9–45
Table 27 Unagi Camera supply voltage characteristics....................................................................................9–46
Table 28 Unagi Camera control IF electrical characteristics............................................................................9–46
Table 29 Camera DSP supply voltage characteristics........................................................................................9–47
Table 30 Camera DSP control IF electrical characteristics................................................................................9–47
Table 31 Camera DSP CCP IF electrical characteristics.......................................................................................9–48
Table 32 Camera system regulators IF electrical characteristics.....................................................................9–49
Table 33 Back-up battery connections...............................................................................................................9–49
Table 34 Back-up battery electrical characteristics..........................................................................................9–49
List of Figures
Figure 90 Internal and external connections diagram.......................................................................................9–8
Figure 91 Functional block diagram.....................................................................................................................9–9
Figure 92 Helen3 high level block diagram.......................................................................................................9–10
Figure 93 Power distribution diagram..............................................................................................................9–13
Figure 94 System start-up timing.......................................................................................................................9–15
Figure 95 Clocking scheme..................................................................................................................................9–16
Figure 96 Reduced size MMC...............................................................................................................................9–17
Figure 97 MMC interface......................................................................................................................................9–18
Figure 98 Battery pin order.................................................................................................................................9–19
Figure 99 Block diagram of camera system......................................................................................................9–20
Figure 100 General diagram of the main LCD display module........................................................................9–20
RM-42
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