ui.c File Reference

User Interface.

Copyright (c) 2011-2018 Microchip Technology Inc. and its subsidiaries.

#include <asf.h>
#include "ui.h"

Macros
#define	SEQUENCE_PERIOD   150
	Sequence process running each SEQUENCE_PERIOD ms. More...

Functions
	ISR (PORTF_INT0_vect)
	Interrupt on "pin change" from switch to do wakeup on USB Callback running when USB Host enable mouse interface. More...
void	ui_init (void)
	Initializes the user interface. More...
void	ui_kbd_led (uint8_t value)
	Turn on or off the keyboard LEDs. More...
void	ui_powerdown (void)
	Enters the user interface in power down mode. More...
void	ui_process (uint16_t framenumber)
	This process is called each 1ms It is called only if the USB interface is enabled. More...
void	ui_wakeup (void)
	Exits the user interface of power down mode. More...
void	ui_wakeup_disable (void)
	Disables the asynchronous interrupts of the user interface. More...
void	ui_wakeup_enable (void)
	Enables the asynchronous interrupts of the user interface. More...

Variables
struct {
bool   b_down
bool   b_modifier
uint8_t   u8_value
}	ui_sequence []

#define SEQUENCE_PERIOD   150

Sequence process running each SEQUENCE_PERIOD ms.

Referenced by ui_process().

ISR

(

PORTF_INT0_vect

)

Interrupt on "pin change" from switch to do wakeup on USB Callback running when USB Host enable mouse interface.

Note: This interrupt is enable when the USB host enable remotewakeup feature This interrupt wakeup the CPU if this one is in idle mode

References GPIO_PUSH_BUTTON_0, ioport_pin_to_port(), and udc_remotewakeup().

void ui_init

(

void

)

Initializes the user interface.

References LED0_GPIO, LED1_GPIO, LED2_GPIO, LED3_GPIO, LED_Off, and LED_On.

Referenced by main().

void ui_kbd_led

(

uint8_t

value

)

Turn on or off the keyboard LEDs.

References HID_LED_CAPS_LOCK, HID_LED_NUM_LOCK, LED2_GPIO, LED3_GPIO, LED_Off, and LED_On.

void ui_powerdown

(

void

)

Enters the user interface in power down mode.

References LED0_GPIO, LED1_GPIO, LED2_GPIO, LED3_GPIO, and LED_Off.

Referenced by main(), and main_suspend_action().

void ui_process

(

uint16_t

framenumber

)

This process is called each 1ms It is called only if the USB interface is enabled.

Parameters

framenumber

Current frame number

References b_down, b_modifier, gpio_pin_is_low, GPIO_PUSH_BUTTON_0, LED1_GPIO, LED_Off, LED_On, SEQUENCE_PERIOD, u8_value, udi_hid_kbd_down(), udi_hid_kbd_modifier_down(), udi_hid_kbd_modifier_up(), udi_hid_kbd_up(), and ui_sequence.

Referenced by main(), and main_sof_action().

void ui_wakeup

(

void

)

Exits the user interface of power down mode.

References LED0_GPIO, and LED_On.

Referenced by main_resume_action().

void ui_wakeup_disable

(

void

)

Disables the asynchronous interrupts of the user interface.

References GPIO_PUSH_BUTTON_0, and ioport_pin_to_port().

Referenced by main_remotewakeup_disable().

void ui_wakeup_enable

(

void

)

Enables the asynchronous interrupts of the user interface.

References GPIO_PUSH_BUTTON_0, ioport_configure_pin(), IOPORT_DIR_INPUT, ioport_pin_to_port(), and IOPORT_PULL_UP.

Referenced by main_remotewakeup_enable().

bool b_down

Referenced by ui_process().

bool b_modifier

Referenced by ui_process().

uint8_t u8_value

Referenced by ui_process().

struct { ... } ui_sequence[]

Referenced by ui_process().