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# HWB button management
[STK525, USBKEY]

HWB button is connected to PE2 and can also be used as generic push button. More...

## Defines
#define | Hwb_button_init() (DDRE &= ~(1<<PINE2), PORTE |= (1<<PINE2))
#define | Is_hwb() ((PINE & (1<<PINE2)) ? FALSE : TRUE)
#define | Is_not_hwb() ((PINE & (1<<PINE2)) ? TRUE : FALSE)
#define | Hwb_button_init() (DDRE &= ~(1<<PINE2), PORTE |= (1<<PINE2))
#define | Is_hwb() ((PINE & (1<<PINE2)) ? FALSE : TRUE)
#define | Is_not_hwb() ((PINE & (1<<PINE2)) ? TRUE : FALSE)

## Detailed Description

HWB button is connected to PE2 and can also be used as generic push button.

## Define Documentation

#define Hwb_button_init | ( |  | ) | (DDRE &= ~(1<<PINE2), PORTE |= (1<<PINE2))

Definition at line 139 of file stk_525.h.

#define Is_hwb | ( |  | ) | ((PINE & (1<<PINE2)) ? FALSE : TRUE)

Definition at line 140 of file stk_525.h.

#define Is_not_hwb | ( |  | ) | ((PINE & (1<<PINE2)) ? TRUE : FALSE)

Definition at line 141 of file stk_525.h.

#define Hwb_button_init | ( |  | ) | (DDRE &= ~(1<<PINE2), PORTE |= (1<<PINE2))

Definition at line 143 of file usb_key.h.

#define Is_hwb | ( |  | ) | ((PINE & (1<<PINE2)) ? FALSE : TRUE)

Definition at line 144 of file usb_key.h.

#define Is_not_hwb | ( |  | ) | ((PINE & (1<<PINE2)) ? TRUE : FALSE)

Definition at line 145 of file usb_key.h.