Motorola F3030A, Developer'S Manual, Page: 15 / 72

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3. DEVELOPER BOARD AND
INTERFACES DESCRIPTION
3.1 HOW THIS CHAPTER IS ORGANIZED
This chapter contains the following sections:
• Overview provides an overview of the Developer Board.
• Initial Setup describes how to set up and prepare the Developer Board for first-time use.
• Configuration describes how to modify the default settings to control the operation of the Developer Board.
• Components and Specifications lists each connector, switch, jumper, Dip switch and LED and provides other details and
specifications for the Developer Board.
3.2 OVERVIEW
The g20 Developer Board is designed to support the hardware and software development and validation of the g20 GSM/GPRS
data module. The Developer Board provides a peripheral platform to operate the g20 as a standalone product, and to easily
access the g20’s 70-pin interface connector signals.
The Developer Board has the following functions:
• Serves as a mounting platform for the g20 module
• Supplies the g20 module with power
• Provides standard communication interfaces (USB and RS232) to the g20
3.2.1 Developer Board Features
The Developer Board provides the following features to facilitate software and hardware development:
• Easy access to the g20’s 70-pin interface connector signals, through a large header connector and an external host connector
• AC, battery and DC power supplies for board operation
• LED indicators for critical signals
• Display and keypad for phone operation
• USB and RS232 serial interfaces
• Secondary RS232 interface using the SPI bus (for g20 debugging)
• Digital audio interface
• Analog audio interface for speaker, alert transducer, microphone and headset
• SIM card connector
• Switches and jumpers for controlling board operation