Buttons: Correct some comments left after last button-related change: 32- vs 8-bit bit set.

configs/avr32dev1/src/avr32_buttons.c

@@ -120,7 +120,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions in the board.h header file for the meaning of each bit in
  *   the returned value.
  *

configs/clicker2-stm32/src/stm32_buttons.c

@@ -110,7 +110,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/cloudctrl/src/stm32_buttons.c

@@ -145,7 +145,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to  collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the
+ *   32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT and JOYSTICK_*_BIT definitions in board.h for the meaning
  *   of each bit.
  *

configs/dk-tm4c129x/src/tm4c_buttons.c

@@ -137,7 +137,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT and JOYSTICK_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/fire-stm32v2/src/stm32_buttons.c

@@ -121,7 +121,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the
+ *   32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT and JOYSTICK_*_BIT definitions in board.h for the meaning
  *   of each bit.
  *

configs/freedom-k64f/src/k64_buttons.c

@@ -120,7 +120,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may
  *   be called to collect the state of all buttons.  board_buttons() returns
- *   an 8-bit bit set with each bit associated with a button.  See the
+ *   an 32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT and JOYSTICK_*_BIT definitions in board.h for the meaning
  *   of each bit.
  *

configs/freedom-k66f/src/k66_buttons.c

@@ -124,7 +124,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may
  *   be called to collect the state of all buttons.  board_buttons() returns
- *   an 8-bit bit set with each bit associated with a button.  See the
+ *   an 32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT and JOYSTICK_*_BIT definitions in board.h for the meaning
  *   of each bit.
  *

configs/hymini-stm32v/src/stm32_buttons.c

@@ -120,7 +120,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the
+ *   32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT and JOYSTICK_*_BIT definitions in board.h for the meaning
  *  of each bit.
  *

configs/kwikstik-k40/src/k40_buttons.c

@@ -92,7 +92,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the
+ *   32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT and JOYSTICK_*_BIT definitions in board.h for the meaning
  *   of each bit.
  *

configs/launchxl-tms57004/src/tms570_buttons.c

@@ -154,7 +154,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/nucleo-144/src/stm32_buttons.c

@@ -92,7 +92,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/nucleo-f303re/src/stm32_buttons.c

@@ -83,7 +83,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit unsigned integer with each bit associated with a button.  See the
+ *   32-bit unsigned integer with each bit associated with a button.  See the
  *   BUTTON_*_BIT definitions in board.h for the meaning of each bit.
  *
  ****************************************************************************/

configs/nucleo-f4x1re/src/stm32_buttons.c

@@ -98,7 +98,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/nucleo-l476rg/src/stm32_buttons.c

@@ -98,7 +98,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/olimex-efm32g880f128-stk/src/efm32_buttons.c

@@ -120,7 +120,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/olimex-stm32-e407/src/stm32_buttons.c

@@ -121,7 +121,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON_*_BIT
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *
  *   board_button_irq() may be called to register an interrupt handler that

configs/olimex-stm32-h405/src/stm32_buttons.c

@@ -120,7 +120,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/olimex-stm32-h407/src/stm32_buttons.c

@@ -121,7 +121,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON_*_BIT
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *
  *   board_button_irq() may be called to register an interrupt handler that

configs/olimex-stm32-p207/src/stm32_buttons.c

@@ -156,7 +156,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/olimex-stm32-p407/src/stm32_buttons.c

@@ -158,7 +158,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/olimexino-stm32/src/stm32_buttons.c

@@ -63,7 +63,7 @@
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.
+ *   32-bit bit set with each bit associated with a button.
  *   See the BUTTON_*_BIT definitions in board.h for the meaning of each bit.
  *
  *   board_button_irq() may be called to register an interrupt handler that
@@ -97,7 +97,7 @@ void board_button_initialize(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.
+ *   32-bit bit set with each bit associated with a button.
  *   See the BUTTON_*_BIT definitions in board.h for the meaning of each bit.
  *
  ****************************************************************************/

configs/pcduino-a10/src/a1x_buttons.c

@@ -78,7 +78,7 @@ void board_button_initialize(void)
  *
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON* definitions
  *   above for the meaning of each bit in the returned value.
  *

configs/pic32mz-starterkit/src/pic32mz_buttons.c

@@ -140,7 +140,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the
+ *   32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT definitions in board.h for the meaning of each bit.
  *
  *   board_button_irq() may be called to register an interrupt handler that

configs/sam3u-ek/src/sam_buttons.c

@@ -127,7 +127,7 @@ void board_button_initialize(void)
  *
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be called to collect
- *   the state of all buttons.  board_buttons() returns an 8-bit bit set with each bit
+ *   the state of all buttons.  board_buttons() returns an 32-bit bit set with each bit
  *   associated with a button.  See the BUTTON* definitions above for the meaning of
  *   each bit in the returned value.
  *

configs/sam4e-ek/src/sam_buttons.c

@@ -130,7 +130,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sam4l-xplained/src/sam_buttons.c

@@ -79,7 +79,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sam4s-xplained-pro/src/sam_buttons.c

@@ -81,7 +81,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sam4s-xplained/src/sam_buttons.c

@@ -80,7 +80,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sama5d2-xult/src/sam_buttons.c

@@ -91,7 +91,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sama5d3-xplained/src/sam_buttons.c

@@ -95,7 +95,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sama5d3x-ek/src/sam_buttons.c

@@ -95,7 +95,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/sama5d4-ek/src/sam_buttons.c

@@ -91,7 +91,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/samd20-xplained/src/sam_buttons.c

@@ -79,7 +79,7 @@ void board_button_initialize(void)
  *
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be called to collect
- *   the state of all buttons.  board_buttons() returns an 8-bit bit set with each bit
+ *   the state of all buttons.  board_buttons() returns an 32-bit bit set with each bit
  *   associated with a button.  See the BUTTON* definitions above for the meaning of
  *   each bit in the returned value.
  *

configs/samd21-xplained/src/sam_buttons.c

@@ -79,7 +79,7 @@ void board_button_initialize(void)
  *
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be called to collect
- *   the state of all buttons.  board_buttons() returns an 8-bit bit set with each bit
+ *   the state of all buttons.  board_buttons() returns an 32-bit bit set with each bit
  *   associated with a button.  See the BUTTON* definitions above for the meaning of
  *   each bit in the returned value.
  *

configs/same70-xplained/src/sam_buttons.c

@@ -142,7 +142,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/saml21-xplained/src/sam_buttons.c

@@ -79,7 +79,7 @@ void board_button_initialize(void)
  *
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be called to collect
- *   the state of all buttons.  board_buttons() returns an 8-bit bit set with each bit
+ *   the state of all buttons.  board_buttons() returns an 32-bit bit set with each bit
  *   associated with a button.  See the BUTTON* definitions above for the meaning of
  *   each bit in the returned value.
  *

configs/samv71-xult/src/sam_buttons.c

@@ -158,7 +158,7 @@ void board_button_initialize(void)
  * Description:
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the BUTTON*
+ *   32-bit bit set with each bit associated with a button.  See the BUTTON*
  *   definitions above for the meaning of each bit in the returned value.
  *
  ****************************************************************************/

configs/shenzhou/src/stm32_buttons.c

@@ -136,7 +136,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT and JOYSTICK_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/spark/src/stm32_buttons.c

@@ -95,7 +95,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm3210e-eval/src/stm32_buttons.c

@@ -148,7 +148,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT and JOYSTICK_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm3220g-eval/src/stm32_buttons.c

@@ -136,7 +136,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm3240g-eval/src/stm32_buttons.c

@@ -144,7 +144,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm32f103-minimum/src/stm32_buttons.c

@@ -140,7 +140,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns
- *   an 8-bit bit set with each bit associated with a button.  See the
+ *   an 32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT definitions in board.h for the meaning of each bit.
  *
  *   board_button_irq() may be called to register an interrupt handler that

configs/stm32f3discovery/src/stm32_buttons.c

@@ -131,7 +131,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm32f429i-disco/src/stm32_buttons.c

@@ -131,7 +131,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm32f4discovery/src/stm32_buttons.c

@@ -131,7 +131,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm32f746g-disco/src/stm32_buttons.c

@@ -92,7 +92,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm32l476-mdk/src/stm32_buttons.c

@@ -138,7 +138,7 @@ uint32_t board_buttons(void)
  *
  *   After board_button_initialize() has been called, board_buttons() may be
  *   called to collect the state of all buttons.  board_buttons() returns an
- *   8-bit bit set with each bit associated with a button.  See the
+ *   32-bit bit set with each bit associated with a button.  See the
  *   BUTTON_*_BIT definitions in board.h for the meaning of each bit.
  *
  *   board_button_irq() may be called to register an interrupt handler that

configs/stm32l476vg-disco/src/stm32_buttons.c

@@ -306,7 +306,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *

configs/stm32ldiscovery/src/stm32_buttons.c

@@ -131,7 +131,7 @@ uint32_t board_buttons(void)
  *   handlers.
  *
  *   After board_button_initialize() has been called, board_buttons() may be called to
- *   collect the state of all buttons.  board_buttons() returns an 8-bit bit set
+ *   collect the state of all buttons.  board_buttons() returns an 32-bit bit set
  *   with each bit associated with a button.  See the BUTTON_*_BIT
  *   definitions in board.h for the meaning of each bit.
  *