adjust root folder
This commit is contained in:
Steve Karg
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/**************************************************************************
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*
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* Copyright (C) 2009 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*********************************************************************/
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#include <stdint.h>
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#include "board.h"
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#include "ioport.h"
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#include "timer.h"
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#include "led.h"
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#ifdef CONF_BOARD_ENABLE_RS485_XPLAINED
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#define RS485_XPLAINED_LD1 IOPORT_CREATE_PIN(PORTC, 6)
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#define RS485_XPLAINED_LD2 IOPORT_CREATE_PIN(PORTC, 7)
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#define RS485_XPLAINED_LD3 IOPORT_CREATE_PIN(PORTC, 4)
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#define RS485_XPLAINED_LD4 IOPORT_CREATE_PIN(PORTC, 5)
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static struct itimer Off_Delay_Timer[LEDS_MAX];
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/*************************************************************************
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* Description: Turn on an LED
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_on(uint8_t index)
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{
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switch (index) {
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case 0:
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ioport_set_value(RS485_XPLAINED_LD1, 1);
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break;
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case 1:
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ioport_set_value(RS485_XPLAINED_LD2, 1);
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break;
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case 2:
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ioport_set_value(RS485_XPLAINED_LD3, 1);
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break;
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case 3:
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ioport_set_value(RS485_XPLAINED_LD4, 1);
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break;
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default:
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break;
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}
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if (index < LEDS_MAX) {
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timer_interval_infinity(&Off_Delay_Timer[index]);
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}
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}
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/*************************************************************************
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* Description: Turn off an LED
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_off(uint8_t index)
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{
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switch (index) {
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case 0:
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ioport_set_value(RS485_XPLAINED_LD1, 0);
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break;
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case 1:
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ioport_set_value(RS485_XPLAINED_LD2, 0);
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break;
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case 2:
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ioport_set_value(RS485_XPLAINED_LD3, 0);
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break;
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case 3:
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ioport_set_value(RS485_XPLAINED_LD4, 0);
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break;
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default:
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break;
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}
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if (index < LEDS_MAX) {
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timer_interval_infinity(&Off_Delay_Timer[index]);
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}
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}
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/*************************************************************************
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* Description: Get the state of the LED
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* Returns: true if on, false if off.
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* Notes: none
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*************************************************************************/
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bool led_state(uint8_t index)
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{
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switch (index) {
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case 0:
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return ioport_pin_is_high(RS485_XPLAINED_LD1);
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case 1:
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return ioport_pin_is_high(RS485_XPLAINED_LD2);
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case 2:
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return ioport_pin_is_high(RS485_XPLAINED_LD3);
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case 3:
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return ioport_pin_is_high(RS485_XPLAINED_LD4);
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default:
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break;
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}
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return false;
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}
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/*************************************************************************
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* Description: Toggle the state of the setup LED
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_toggle(uint8_t index)
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{
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if (led_state(index)) {
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led_off(index);
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} else {
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led_on(index);
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}
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}
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/*************************************************************************
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* Description: Delay before going off to give minimum brightness.
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_off_delay(uint8_t index,
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uint32_t delay_ms)
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{
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if (index < LEDS_MAX) {
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timer_interval_start(&Off_Delay_Timer[index], delay_ms);
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}
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}
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/*************************************************************************
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* Description: Turn on, and delay before going off.
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_on_interval(uint8_t index,
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uint16_t interval_ms)
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{
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if (index < LEDS_MAX) {
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led_on(index);
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timer_interval_start(&Off_Delay_Timer[index], interval_ms);
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}
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}
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/*************************************************************************
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* Description: Task for blinking LED
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_task(void)
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{
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uint8_t i; /* loop counter */
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for (i = 0; i < LEDS_MAX; i++) {
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if (timer_interval_expired(&Off_Delay_Timer[i])) {
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timer_interval_infinity(&Off_Delay_Timer[i]);
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led_off(i);
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}
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}
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}
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/*************************************************************************
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* Description: Initialize the LED hardware
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* Returns: none
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* Notes: none
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*************************************************************************/
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void led_init(void)
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{
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uint8_t i; /* loop counter */
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/* configure the LEDs for Rx and Tx indication */
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ioport_configure_pin(RS485_XPLAINED_LD1,
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IOPORT_DIR_OUTPUT | IOPORT_INIT_LOW);
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ioport_configure_pin(RS485_XPLAINED_LD2,
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IOPORT_DIR_OUTPUT | IOPORT_INIT_LOW);
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ioport_configure_pin(RS485_XPLAINED_LD3,
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IOPORT_DIR_OUTPUT | IOPORT_INIT_LOW);
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ioport_configure_pin(RS485_XPLAINED_LD4,
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IOPORT_DIR_OUTPUT | IOPORT_INIT_LOW);
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/* initialize the timers, while giving LEDs a brief test */
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for (i = 0; i < LEDS_MAX; i++) {
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led_on(i);
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led_off_delay(i,500);
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}
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}
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#endif
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