Sony Ericsson GR47 Integrator's Manual page 4

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Integrator's manual (84 pages)

Technical description (50 pages)

Design manuallines (35 pages)

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5.2

General Electrical and Logical Characteristics ........................................24

5.2.1

General Protection Requirements................................................25

5.3

Grounds...................................................................................................25

5.3.1

Analogue Ground - AGND ...........................................................25

5.3.2

Digital Ground - DGND ................................................................26

5.4

VCC - Regulated Power Supply Input .....................................................26

5.5

Battery Charging Input (CHG_IN)(Reserved for future use) ....................27

5.6

Turning the Radio Device ON/OFF and the External Power Signal.........28

5.6.1

VIO - 2.75V Supply ......................................................................30

5.7

Analogue Audio .......................................................................................31

5.7.1

Audio To Mobile Station - ATMS..................................................31

5.7.2

Audio From Mobile Station - AFMS .............................................32

5.7.3

Microphone Signals .....................................................................33

5.7.4

Speaker Signals...........................................................................34

5.8

PCM Digital Audio ...................................................................................35

5.8.1

PCM Data Format........................................................................36

5.9

Serial Data Interfaces ..............................................................................38

5.9.1

UART1 (RS232) - RD, TD, RTS, CTS, DTR, DSR, DCD and RI .39

5.9.2

Serial Data Signals - RD, TD .......................................................39

5.9.3

Control Signals - RTS, CTS, DTR, DSR, DCD, RI.......................40

5.9.4

UART2 - TD2, RD2 ......................................................................41

5.9.5

UART3 - TD3, RD3 ......................................................................42

5.10 SIM Card Related Signals .......................................................................42

5.10.1

SIM Detection - SIMPRESENCE .................................................43

5.11 Service/Programming ..............................................................................44

5.12 Buzzer .....................................................................................................44

5.13 LED 44

5.14 General Purpose Digital I/O Ports ...........................................................45

5.15 Extended I/O capabilities.........................................................................46

5.15.1

LED/IO6 Capabilities....................................................................47

5.15.2

I#/O# ............................................................................................47

5.15.3

UART3/IO# ..................................................................................47

5.15.4

IO#/ADC# ....................................................................................47

5.16 General Purpose Analogue I/O Ports ......................................................47

5.16.1

Digital to Analogue Converter - DAC ...........................................48

5.16.2

Analogue to Digital Converters 1, 2 and 3 - ADCx.......................49

5.16.3

Analogue to Digital Converters 4 and 5 - IOx/ADCx ....................49

5.17 External I

5.18 TX_ON - Burst Transmission...................................................................51

5.19 Real Time Clock ......................................................................................51

Antenna Connector ........................................................................... 53

Keyboard Interface ........................................................................... 54

7.1

IO#/KEYROW#........................................................................................54

7.2

KEYCOL#................................................................................................54

LZT 123 7589 R2B

C Serial Control Bus ...............................................................50

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Sony Ericsson GR47 Integrator's Manual page 4

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