Chapter 1 General Information
1.1Description
The M9328MX21ADSE helps you develop applications for the i.MX21 MCU.
The ADS has 19 connectors and sockets that support application software, target board debugging, and optional circuit cards. A separate LCD display panel and a separate keypad are supplied with the ADS. When you connect the LCD panel and keypad to the ADS Base board, they align with each other.
1.2M9328MX21ADSE Features
ADS features include:
•i.MX21 Multimedia Application Processor
•Two
•Power connector for
•Voltage regulators that step down the 5.0 VDC input to Vcc (3.0 VDC), 2.5 VDC, 1.8 VDC and 1.5 VDC
•
•Two 8 MB ⋅
•Two 16 MB ⋅
•High speed expansion connectors for adding optional cards.
•
•Memory mapped expansion I/O
•Software readable board revisions
•Configuration and user definable DIP switches
•SD/MMC memory card connector
•Two
•External UART with
•IrDA transceiver that conforms to Specification 1.4 of the Infrared Data Association
•USB OTG (On The Go) interface transceiver and USB mini AB connector
•Separate LCD panel assembly that connects to the Base board and interfaces directly with the ADS
•Touch panel controller for use with the LCD
•Separate keypad unit with 36 push button keys
| M9328MX21ADSE User’s Manual, Rev. A |
Freescale Semiconductor |