• Important information
• New features
• Known problems
• Program corrections
• User guide corrections
• Miscellaneous
• Release history

Important information

• Different USB drivers for different Windows versions
  
  
  • Windows 7 and 8:
    Digitally signed USB driver for ST-Link/V2 on Windows7 and Windows8, 32 and 64 bits is provided in the arm\drivers\ST-Link\Win_7-8 directory.
    To install the driver, run stlink_winusb_install.bat in administrator mode, before connecting any ST-Link/V2 to the PC.
  
  
  • Windows XP and Vista:
    Use the USB driver installer found in the arm\drivers\ST-Link\Win_XP-Vista directory.

New features

• None.

Known Problems

• None.

Program Corrections

• None.

User guide corrections

• None.

Miscellaneous

• Note that ST-LINK does not support the display of the Cortex-M4 floating point registers S0-S31.

Release history

V7.40.6.9816 2015-10-07

Program corrections

• It is now possible to set breakpoints during execution.
  [EW25177]

New features

• None.

V7.30 2014-09-24

Program corrections

• For Cortex-M0, a pending interrupt might get the CPU stuck on the breakpoint where it starts the execution.
  [EW24966]

New features

• None.

V7.20 2014-05-19

Program corrections

• None.

New features

• None.

V7.10 2014-02-21

Program corrections

• None.

New features

• None.

V6.70 2013-10-29

Program corrections

• In EWARM 6.70.3:
  Windows drivers for ST-Link, for support in Windows8, are now found in arm\drivers\ST-Link, together with ST-Link firmware upgrade package.
  [EW23655]

New features

• None.

V6.60 2013-06-27

Program corrections

• None.

New features

• More registers available in the Register window
  The FPU, Control, and primask registers are now available in the Register window. To get access to the FPU registers, you need to update the ST-Link probe firmware to the latest version. This firmware is found in your IAR Embedded Workbench for ARM installation in arm\drivers\ST-Link\ST-LinkUpgrade.exe.

V6.50 2012-11-10

Program corrections

• None.

New features

• None.

V6.40 2012-06-05

Program corrections

• None.

New features

• None.

V6.30 2011-10-22

Program corrections

• It is no longer any problem with step or go, when the register window contains a large number of registers.
  [EW22020]

• In EWARM 6.30.6:
  The watch window now shows correct values in functions where SP_process is used as current stack pointer.
  [EW22962]

New features

• None.

V6.21 2011-07-05

Program corrections

• Programming flash using ST-LINK now works correctly with the C-SPY macro execUserFlashInit().
  [EW22457, EW22473]

New features

• Support for ST ST-LINK version 2 with SWO (new in 6.20.4)
  The ST debug probe ST-LINK version 2 is now supported. The Serial Wire Output (SWO) functionallity is also implemented, enabling features such as function profiling and interrupt tracing for all STM32 devices.

V6.20 2011-04-29

Program corrections

• None.

New features

• None.

V6.10 2010-11-04

Program corrections

• The __hwReset macro has been implemented in the ST-LINK driver.
  [EW21995]

• In EWARM 6.10.2:
  It is now possible to open the Breakpoints window when using the ST-LINK driver.
  [EW22087]

New features

• None.

V5.50 2010-04-21

Program corrections

• In EWARM 5.50.6:
  Fixed problem with ST-LINK reset behaviour.
  [EWARM-980]

New features

• None.

V5.41 2009-12-14

Program corrections

• None.

New features

• None.

V5.40 2009-07-10

Program corrections

• In EWARM 5.40.4:
  The disassembly window now display disassembler when running the ST-LINK driver.
  [EW21198]

New features

• None.