Features UM1570
6/41 UM1570 Rev 7
1 Features
The STM32F3DISCOVERY board offers the following features.
• STM32F303VCT6 Arm
®(a)
-based microcontroller featuring 256 Kbytes of flash
memory, 48 Kbytes of RAM in an LQFP100 package
• On-board ST-LINK/V2 for PCB version A or B or ST-LINK/V2-B for PCB version C and
newer
• USB ST-LINK functions:
– Debug port
– Virtual COM port with ST-LINK/V2-B only
– Mass storage with ST-LINK/V2-B only
• Board power supply: through the USB bus or from an external 3 V or 5 V supply
voltage
• External application power supply: 3 V and 5 V
• ST MEMS motion sensor, 3-axis digital output gyroscope
• ST MEMS system-in-package featuring a 3D digital linear acceleration sensor and a
3D digital magnetic sensor
• Ten LEDs:
– LD1 (red) for 3.3 V power-on.
– LD2 (red/green) for USB communication.
– Eight user LEDs, LD3/10 (red), LD4/9 (blue), LD5/8 (orange), and LD6/7 (green).
• Two push-buttons (user and reset)
• USB USER with Mini-B connector
• Extension header for LQFP100 I/Os for quick connection to prototyping board and easy
probing
• Comprehensive free software including a variety of examples, part of STM32CubeF3
package or STSW-STM32118 for legacy standard library usage
A large number of free ready-to-run application firmware examples is available at
www.st.com/stm32f3discovery to support quick evaluation and development.
a. Arm is a registered trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
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