Great potential high performance controller board...

[tao]

168mhz 32bit microcontroller complete eval/test board for under $20!

http://www.st.com/internet/evalboard/product/252419.jsp

Data Brief: http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATA_BRIEF/DM00037955.pdf

"Description

The STM32F4DISCOVERY helps you to discover the STM32F4 high-performance features and to develop your applications easily. It includes everything required for beginners and experienced users to get started quickly.

Based on the STM32F407VGT6, it includes an ST-LINK/V2 embedded debug tool, two ST MEMS, digital accelerometer and digital microphone, one audio DAC with integrated class D speaker driver, LEDs and push buttons and an USB OTG micro-AB connector.

A large number of free ready-to-run application firmware examples are available on www.st.com/stm32f4-discovery to support quick evaluation and development.

DATA BRIEF
Key Features

   * STM32F407VGT6 microcontroller featuring 32-bit ARM Cortex-M4F core, 1 MB Flash, 192 KB RAM in an LQFP100 package
   * On-board ST-LINK/V2 with selection mode switch to use the kit as a standalone ST-LINK/V2 (with SWD connector for programming and debugging)
   * Board power supply: through USB bus or from an external 5 V supply voltage
   * External application power supply: 3 V and 5 V
   * LIS302DL, ST MEMS motion sensor, 3-axis digital output accelerometer
   * MP45DT02, ST MEMS audio sensor, omni-directional digital microphone
   * CS43L22, audio DAC with integrated class D speaker driver
   * Eight LEDs:
         o LD1 (red/green) for USB communication
         o LD2 (red) for 3.3 V power on
         o Four user LEDs, LD3 (orange), LD4 (green), LD5 (red) and LD6 (blue)
         o 2 USB OTG LEDs LD7 (green) VBus and LD8 (red) over-current
   * Two push buttons (user and reset)
   * USB OTG FS with micro-AB connector
   * Extension header for all LQFP100 I/Os for quick connection to prototyping board and easy probing"

[poynt99]

Cool tao.

Where is the "buy it now" button?

[tao]

THERE: http://www.mouser.com/ProductDetail/STMicroelectronics/STM32F4DISCOVERY/?qs=J2qbEwLrpCGdWLY96ibNeQ%3d%3d

$16.25