ST STM32L User Manual

STM32L ultralow power discovery board
Features
STM32L152RBT6 microcontroller featuring
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 3.3 or 5 V supply voltage
External application power supply: 3 V and 5 V
I
LCD
Four LEDs:
Two pushbuttons (user and reset)
One linear touch sensor or four touchkeys
Extension header for LQFP64 I/Os for quick
current measurement
DD
– DIP28 package – 24 segments, 4 commons
– LD1 (red/green) for USB communication – LD2 (red) for 3.3 V power on – Two user LEDs, LD3 (green) and LD4
(blue)
connection to prototyping board and easy probing
STM32L-DISCOVERY

Table 1. Device summary

Data brief
Description
The STM32L-DISCOVERY helps you to discover
Order code Description
STM32L-DISCOVERY
STM32L ultralow power discovery board
the STM32L ultralow power features and to develop and share your applications.
It is based on an STM32L152RBT6 and includes an ST-Link/V2 embedded debugging tool interface, an LCD (24 segments, 4 commons), LEDs, pushbuttons, a linear touch sensor or touchkeys.
May 2011 Doc ID 018775 Rev 2 1/3
For further information contact your local STMicroelectronics sales office.
www.st.com
3
System requirements STM32L-DISCOVERY

1 System requirements

Windows PC (2000, XP, Vista, 7)
USB type A to Mini-B USB cable

2 Development toolchain

Altium TASKING™ VX-Toolset
Atollic TrueSTUDIO
IAR EWARM
Keil™ MDK-ARM
®

3 Demonstration software

The demonstration software is preloaded in the board Flash memory. It uses the built-in IDD measurement and touch sensing feature of the STM32L-DISCOVERY to automatically measure and display on the LCD the microcontroller consumption in run and low-power modes.
The latest versions of the demonstration source code and associated documentation can be downloaded from www.st.com/stm32l-discovery.

4 Revision history

Table 2. Document revision history

Date Revision Changes
29-April-2011 1 Initial release.
11-May-2011 2 Replaced slider by linear touch sensor and touch key by touchkey.
2/3 Doc ID 018775 Rev 2
STM32L-DISCOVERY
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Doc ID 018775 Rev 2 3/3
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