ui.c File Reference

User Interface.

Copyright (c) 2014-2018 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
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...
static void	ui_wakeup_handler (void)

Variables
static bool	btn_wakeup = false
	Wakeup, ignore button change until button is back to default state. More...
struct {
bool   b_down
bool   b_modifier
uint8_t   value
}	ui_sequence []

#define SEQUENCE_PERIOD   150

Sequence process running each SEQUENCE_PERIOD ms.

Referenced by ui_process().

void ui_init

(

void

)

Initializes the user interface.

References BUTTON_0_EIC_LINE, BUTTON_0_EIC_MUX, BUTTON_0_EIC_PIN, extint_chan_conf::detection_criteria, EXTINT_CALLBACK_TYPE_DETECT, extint_chan_enable_callback(), extint_chan_get_config_defaults(), extint_chan_set_config(), EXTINT_DETECT_FALLING, EXTINT_PULL_UP, extint_register_callback(), extint_chan_conf::filter_input_signal, extint_chan_conf::gpio_pin, extint_chan_conf::gpio_pin_mux, extint_chan_conf::gpio_pin_pull, LED_0_PIN, LED_Off, and ui_wakeup_handler().

Referenced by main().

void ui_kbd_led

(

uint8_t

value

)

Turn on or off the keyboard LEDs.

References UNUSED.

void ui_powerdown

(

void

)

Enters the user interface in power down mode.

References LED_0_PIN, 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, btn_wakeup, BUTTON_0_PIN, LED_0_PIN, LED_Off, LED_On, port_pin_get_input_level(), SEQUENCE_PERIOD, udi_hid_kbd_down(), udi_hid_kbd_modifier_down(), udi_hid_kbd_modifier_up(), udi_hid_kbd_up(), ui_sequence, and value.

Referenced by main(), and main_sof_action().

void ui_wakeup

(

void

)

Exits the user interface of power down mode.

References LED_0_PIN, and LED_On.

Referenced by main_resume_action().

void ui_wakeup_disable

(

void

)

Disables the asynchronous interrupts of the user interface.

References BUTTON_0_EIC_LINE, EXTINT_CALLBACK_TYPE_DETECT, and extint_chan_disable_callback().

Referenced by main_remotewakeup_disable().

void ui_wakeup_enable

(

void

)

Enables the asynchronous interrupts of the user interface.

References BUTTON_0_EIC_LINE, EXTINT_CALLBACK_TYPE_DETECT, and extint_chan_enable_callback().

Referenced by main_remotewakeup_enable().

static void ui_wakeup_handler ( void  )

static

References LED_0_PIN, LED_On, and udc_remotewakeup().

Referenced by ui_init().

bool b_down

Referenced by ui_process().

bool b_modifier

Referenced by ui_process().

bool btn_wakeup = false

static

Wakeup, ignore button change until button is back to default state.

Referenced by ui_process().

struct { ... } ui_sequence[]

Referenced by ui_process().

uint8_t value

Referenced by ui_process(), and usb_host_pipe_set_auto_zlp().