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Add MSTP port to nucleof429zi using DFR0259 RS485 shield (#136)

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Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
This commit is contained in:
Steve Karg
2020-10-30 11:53:57 -05:00
committed by GitHub
parent 511adb646c
commit 06dde5050c
110 changed files with 67860 additions and 0 deletions
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ports/stm32f4xx/led.c
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/**************************************************************************
*
* Copyright (C) 2011 Steve Karg <skarg@users.sourceforge.net>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*********************************************************************/
#include <stdint.h>
#include "stm32f4xx.h"
#include "bacnet/basic/sys/mstimer.h"
#include "led.h"
static struct mstimer Off_Delay_Timer[LED_MAX];
static bool LED_State[LED_MAX];
/*************************************************************************
* Description: Activate the LED
* Returns: nothing
* Notes: none
**************************************************************************/
void led_on(unsigned index)
{
switch (index) {
case LED_LD1:
GPIO_WriteBit(GPIOB, GPIO_Pin_0, Bit_SET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = true;
break;
case LED_LD2:
GPIO_WriteBit(GPIOB, GPIO_Pin_7, Bit_SET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = true;
break;
case LED_LD3:
GPIO_WriteBit(GPIOB, GPIO_Pin_14, Bit_SET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = true;
break;
case LED_RS485:
GPIO_WriteBit(GPIOA, GPIO_Pin_5, Bit_SET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = true;
break;
default:
break;
}
}
/*************************************************************************
* Description: Deactivate the LED
* Returns: nothing
* Notes: none
**************************************************************************/
void led_off(unsigned index)
{
switch (index) {
case LED_LD1:
GPIO_WriteBit(GPIOB, GPIO_Pin_0, Bit_RESET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = false;
break;
case LED_LD2:
GPIO_WriteBit(GPIOB, GPIO_Pin_7, Bit_RESET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = false;
break;
case LED_LD3:
GPIO_WriteBit(GPIOB, GPIO_Pin_14, Bit_RESET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = false;
break;
case LED_RS485:
GPIO_WriteBit(GPIOA, GPIO_Pin_5, Bit_RESET);
mstimer_set(&Off_Delay_Timer[index], 0);
LED_State[index] = false;
break;
default:
break;
}
}
/*************************************************************************
* Description: Get the state of the LED
* Returns: true if on, false if off.
* Notes: none
*************************************************************************/
bool led_state(unsigned index)
{
bool state = false;
if (index < LED_MAX) {
if (LED_State[index]) {
state = true;
}
}
return state;
}
/*************************************************************************
* Description: Toggle the state of the LED
* Returns: none
* Notes: none
*************************************************************************/
void led_toggle(unsigned index)
{
if (led_state(index)) {
led_off(index);
} else {
led_on(index);
}
}
/*************************************************************************
* Description: Delay before going off to give minimum brightness.
* Returns: none
* Notes: none
*************************************************************************/
void led_off_delay(unsigned index, uint32_t delay_ms)
{
if (index < LED_MAX) {
mstimer_set(&Off_Delay_Timer[index], delay_ms);
}
}
/*************************************************************************
* Description: Turn on, and delay before going off.
* Returns: none
* Notes: none
*************************************************************************/
void led_on_interval(unsigned index, uint16_t interval_ms)
{
if (index < LED_MAX) {
led_on(index);
mstimer_set(&Off_Delay_Timer[index], interval_ms);
}
}
/*************************************************************************
* Description: Task for blinking LED
* Returns: none
* Notes: none
*************************************************************************/
void led_task(void)
{
unsigned index = 0;
for (index = 0; index < LED_MAX; index++) {
if (mstimer_expired(&Off_Delay_Timer[index])) {
led_off(index);
}
}
}
/*************************************************************************
* Description: Initialize the LED hardware
* Returns: none
* Notes: none
*************************************************************************/
void led_init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
/* NUCLEO board user LEDs */
/* Enable GPIOx clock */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
/* start with fresh structure */
GPIO_StructInit(&GPIO_InitStructure);
/* Configure the LED on NUCLEO board */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_7 | GPIO_Pin_14;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* RS485 shield user LED */
/* Enable GPIOx clock */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);
/* start with fresh structure */
GPIO_StructInit(&GPIO_InitStructure);
/* Configure the LED on NUCLEO board */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
led_off(LED_LD1);
led_off(LED_LD2);
led_off(LED_LD3);
led_off(LED_RS485);
}