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NXP Semiconductors Symphony SoundBite, Справочное руководство

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Configuration and Connections

Symphony SoundBite Reference Manual, Rev. 2.0

Freescale Semiconductor

11

 

CON1

Expansion header

Do not populate with jumpers.

PWR_JACK

Power In

Coax jack, 2.1 x 5.5 mm

USB

USB

Mini-B USB jack

Switch

SW1

Programmable

General purpose switches (8x), can be programmed by DSP applications.

SW2

Mode Select

DSP boot mode select and EEPROM enable

SW3

Board Reset

Momentary switch, resets the Symphony SoundBite board.

Jumper

JP1

Microphone Select

Route Microphone output to Left or Right Channel

JP3

Power Source Select

3 pins.
 • 1–2 jumper: Select external power supply.
 • 2–3 jumper: Select USB (default).
 • No jumpers: Select power through CON1.

Table 7. CON1 Expansion Header

Pin

Pin

1

+5V

2

+3.3V

3

GND

4

PAD1

5

PAD2

6

PAD3

7

PAD4

8

GPLED8

9

GPLED0

10

GPLED7

11

GPLED1

12

GPLED6

13

GPLED2

14

GPLED5

15

GPLED3

16

GPLED4

17

GPSW0

18

GPSW7

19

GPSW1

20

GPSW6

21

GPSW2

22

GPSW5

23

GPSW3

24

GPSW4

25

GND

26

GND

Table 6. Connectors, Switches, Jumpers (continued)

Connector

Function

Содержание Symphony SoundBite

Страница 1: ...Document Number SNDBITERM Rev 2 0 09 2008 Symphony SoundBite Reference Manual Contents Section 1 Introduction page 2 Section 2 Functional Blocks page 3 Section 3 Configuration and Connections page 5...

Страница 2: ...interact with application code running on the DSP using DIP switches and multi colored LEDs connected to GPIO pins The board includes an integral multi mode communication and debugging interface that...

Страница 3: ...ovides for low level JTAG OnCE and high level Symphony Debugger Interface debuggers Operational mode of integrated debugger hardware is controlled by host PC application software LEDs indicate the ope...

Страница 4: ...is connected to a fixed gain preamplifier U14 which in turn is connected through jumper JP1 to the analog inputs at jack J1 The microphone gain can be adjusted further through the internal amplifier...

Страница 5: ...evelopment board has powered up successfully Figure 3 shows a more detailed diagram of the off board and interconnections between the various functional blocks on the board Figure 3 Symphony SoundBite...

Страница 6: ...ins MOD D A For the MOD pin switches positions 4 through 1 only the switch state is the inverse of the logic state presented to the pin so that in the ON position a logic low is presented to the corre...

Страница 7: ...Input Output Jacks J1 J8 Jacks J1 J3 J5 and J7 accept line level analog inputs and jacks J2 J4 J6 and J8 provide line level outputs The analog and optical inputs and outputs of J1 and J2 are always e...

Страница 8: ...3 6 General Purpose LEDs LED1 9 Nine LEDs are provided for general purpose use by DSP application code The GPIO pins connected to the LEDs should normally be configured as GPIO outputs A logic high ou...

Страница 9: ...c low state which must be accounted for Although the GPLEDx lines are normally GPIO outputs the GPLEDx lines can be used as either inputs or outputs at the CON1 header NOTE When the GPLEDx lines are u...

Страница 10: ...th channels of J1 through jumper JP1 J2 Stereo Output 0 J3 Stereo Input 1 Analog only J4 Stereo Output 1 J5 Stereo Input 2 Analog only J6 Stereo Output 2 J7 Stereo Input 3 Analog only J8 Stereo Output...

Страница 11: ...ry switch resets the Symphony SoundBite board Jumper JP1 Microphone Select Route Microphone output to Left or Right Channel JP3 Power Source Select 3 pins 1 2 jumper Select external power supply 2 3 j...

Страница 12: ...Additional Info 4 Additional Info For additional information please refer to the Symphony SoundBite Documentation Overview document which provides an overview of all the documentation relevant to the...

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