ARM7TDMI or Cortex-M3 board - which should I consider?

If I have two ARM7TDMI core board and Cortex M3 core board, and I need to choose one of them to use. What should I consider the different between them and why?
Which ARM development board I should buy?

Hi all, I have to be pleased to be a member of ARM community, because of ARM popularity. I am in embedded software development for the last 20 years. Mostly I have done programming for TI TMS320xxx processors...
Audio Amplification using microcontroller???

Hi everyone!!! i'm new to STM32f4. i was wondering if this microcontroller can amplify an input analog signal through audio jack i.e an audio signal and produce amplified voltage at any gpio pin...
Arm cortex M3(LPC1769) MPU settings

Hello everyone, I am trying to set up the MPU in my LPC1769 Xpresso board. The memory map of LPC1769 is as given below: 512kB FLASH @ 0x0000 0000 – 0x0007 FFFF 32kB on-chip SRAM @ 0x1000 0000 – 0x1000...
How to configure Cortex M3 endianness?

I found two statements in cortex m3 guide(red book) 1. Cortex m3 supports both Little as well as big endianness. 2. After reset endianness cannot be changed dynamically. So indirectly it is telling...