AT89DVK-04 Atmel, AT89DVK-04 Datasheet - Page 6

BOARD DEMO MP3 PLAYER

AT89DVK-04

Manufacturer Part Number
AT89DVK-04
Description
BOARD DEMO MP3 PLAYER
Manufacturer
Atmel
Datasheet

Specifications of AT89DVK-04

Processor To Be Evaluated
AT89C51SND1
Interface Type
USB
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
SND1-DEMOBOARD
2.1
Figure 2-1. Development Board
2.1.1
AT89C51SND1C Development Board User Guide
J10
J11
J2
Board
Description
Power Supply Area
USB
RV5
UART
J14
Power Supply
Voice
AN
J1
Figure 2-1 shows the V2.2 development board and its different functional areas. These
areas are detailed in the following sections.
The board is powered by 5V ±10%. This voltage is necessary for the LCD display. An
on-board regulator delivers 3V voltage, adjustable using RV6, for the rest of the board.
Figure 2-2 shows the power supply connector pinout. Table 1 gives its pin assignment.
Figure 2-2. J2 Connector
AT89C51SND1
J12
TWI
RV6
J13
DAC
RV1
ISP
2
MMC
Development Board
DataFlash
Display
1
AT89C51SND1
AT89C51SND1 Development Board
Keypad
Section 2
4206A–MP3–11/02
J6
2-2

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