NRF24L01一对一收发的STM32源码

ID:331083 · 发表于 2018-5-22 17:03

本程序使用STM32F013ZET6编写
按下按键（PE3）为发送模式,按下另一按键（PE4）为接收模式
经实测，接收和发送之间的距离在无干扰的情况下，大约为30米。

所有资料51hei提供下载:

NRF24L01代码.7z (2.91 MB, 下载次数: 111)

单片机源程序如下:

/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
** This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* COPYRIGHT(c) 2018 STMicroelectronics
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "stm32f1xx_hal.h"
/* USER CODE BEGIN Includes */
#include "lcd.h"
#include "bsp_NRF24L01.h"
#include "string.h"
/* USER CODE END Includes */
/* Private variables ---------------------------------------------------------*/
ADC_HandleTypeDef hadc3;
SPI_HandleTypeDef hspi2;
SRAM_HandleTypeDef hsram1;
/* USER CODE BEGIN PV */
/* Private variables ---------------------------------------------------------*/
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_FSMC_Init(void);
static void MX_ADC3_Init(void);
static void MX_SPI2_Init(void);
/* USER CODE BEGIN PFP */
/* Private function prototypes -----------------------------------------------*/
/* USER CODE END PFP */
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* @brief The application entry point.
*
* @retval None
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration----------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_FSMC_Init();
MX_ADC3_Init();
MX_SPI2_Init();
/* USER CODE BEGIN 2 */
LCD_Init();
HAL_SPI_MspDeInit(&hspi2);
POINT_COLOR=RED;
NRF24L01_SPI_Init();
uint16_t ADCVALUE;
float wendu;
uint8_t dianzi[8];
uint8_t E3;
uint8_t E4;
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
//ADC开启、转换、显示到屏幕上
HAL_ADC_Start(&hadc3);
ADCVALUE=HAL_ADC_GetValue(&hadc3);
wendu=(float )ADCVALUE/4096.0f*100;
sprintf((char*)dianzi,"wendu:%f",wendu);
LCD_ShowxNum(30,0,wendu,3,16,0);
HAL_Delay(100);
// //蜂鸣器报警
// if(wendu<20)
// {
// HAL_GPIO_WritePin(GPIOB,GPIO_PIN_8,1);
// }
// else if(wendu>80)
// {
// HAL_GPIO_WritePin(GPIOB,GPIO_PIN_8,1);
// }
// else
// {
// HAL_GPIO_WritePin(GPIOB,GPIO_PIN_8,0);
// }
//将温度发送出去、通过按键控制收发
if( HAL_GPIO_ReadPin(GPIOE,GPIO_PIN_3)==0)
{ HAL_Delay(500);
if(HAL_GPIO_ReadPin(GPIOE,GPIO_PIN_3)==0)
{
E3=0;E4=1;
}
}
if( HAL_GPIO_ReadPin(GPIOE,GPIO_PIN_4)==0)
{HAL_Delay(500);
if(HAL_GPIO_ReadPin(GPIOE,GPIO_PIN_4)==0)
{
E4=0;E3=1;
}
}
if(E3==0&&E4==1)
{LCD_Clear(WHITE);
while(HAL_GPIO_ReadPin(GPIOE,GPIO_PIN_4))
{
HAL_Delay(100);
HAL_ADC_Start(&hadc3);
ADCVALUE=HAL_ADC_GetValue(&hadc3);
wendu=(float )ADCVALUE/4096.0f*100;
sprintf((char*)dianzi,"wendu:%f",wendu);
//
NRF24L01_TX_Mode();
NRF24L01_TxPacket(dianzi);
if(NRF24L01_TxPacket(dianzi)==TX_OK)
{
LCD_ShowString(90,90,200,200,16,(uint8_t*)"success");
LCD_ShowxNum(30,0,wendu,3,16,0);
NRF24L01_CE_HIGH();
}
else
{
LCD_ShowString(30,120,200,200,16,(uint8_t*)"fail");
LCD_ShowxNum(30,0,wendu,3,16,0);
}
}
// else
// { LCD_Clear(WHITE);
// LCD_ShowString(30,120,200,200,16,(uint8_t*)"fail");
// LCD_ShowxNum(30,0,wendu,3,16,0);
// }
}
if(E4==0&&E3==1)
{ LCD_Clear(WHITE);
while(HAL_GPIO_ReadPin(GPIOE,GPIO_PIN_3))
{
HAL_Delay(100);
HAL_ADC_Start(&hadc3);
ADCVALUE=HAL_ADC_GetValue(&hadc3);
wendu=(float )ADCVALUE/4096.0f*100;
sprintf((char*)dianzi,"wendu:%f",wendu);
//
NRF24L01_RX_Mode();
NRF24L01_RxPacket(dianzi);
LCD_ShowString(90,90,200,200,16,dianzi);
NRF24L01_CE_HIGH();
LCD_ShowxNum(30,0,wendu,3,16,0);
}
// else
// {
// LCD_ShowString(30,120,200,200,16,(uint8_t*)"FAIL");
// }
}
//
// else
// {
// LCD_ShowString(30,150,200,200,16,(uint8_t*)"link");
//
// }
//
}}
/* USER CODE END 3 */
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_PeriphCLKInitTypeDef PeriphClkInit;
/**Initializes the CPU, AHB and APB busses clocks
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
/**Initializes the CPU, AHB and APB busses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC;
PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
/**Configure the Systick interrupt time
*/
HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
/**Configure the Systick
*/
HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
}
/* ADC3 init function */
static void MX_ADC3_Init(void)
{
ADC_ChannelConfTypeDef sConfig;
/**Common config
*/
hadc3.Instance = ADC3;
hadc3.Init.ScanConvMode = ADC_SCAN_DISABLE;
hadc3.Init.ContinuousConvMode = DISABLE;
hadc3.Init.DiscontinuousConvMode = DISABLE;
hadc3.Init.ExternalTrigConv = ADC_SOFTWARE_START;
hadc3.Init.DataAlign = ADC_DATAALIGN_RIGHT;
hadc3.Init.NbrOfConversion = 1;
if (HAL_ADC_Init(&hadc3) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
/**Configure Regular Channel
*/
sConfig.Channel = ADC_CHANNEL_0;
sConfig.Rank = ADC_REGULAR_RANK_1;
sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
}
/* SPI2 init function */
static void MX_SPI2_Init(void)
{
/* SPI2 parameter configuration*/
hspi2.Instance = SPI2;
hspi2.Init.Mode = SPI_MODE_MASTER;
hspi2.Init.Direction = SPI_DIRECTION_2LINES;
hspi2.Init.DataSize = SPI_DATASIZE_16BIT;
hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi2.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi2.Init.NSS = SPI_NSS_SOFT;
hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi2.Init.CRCPolynomial = 10;
if (HAL_SPI_Init(&hspi2) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
}
/** Configure pins as
* Analog
* Input
* Output
* EVENT_OUT
* EXTI
*/
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0|BEEP_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOG, GPIO_PIN_6|GPIO_PIN_7, GPIO_PIN_RESET);
/*Configure GPIO pins : PE3 PE4 */
GPIO_InitStruct.Pin = GPIO_PIN_3|GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLUP;
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
/*Configure GPIO pins : PB0 BEEP_Pin */
GPIO_InitStruct.Pin = GPIO_PIN_0|BEEP_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pins : PG6 PG7 */
GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
/*Configure GPIO pin : PG8 */
GPIO_InitStruct.Pin = GPIO_PIN_8;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
}
/* FSMC initialization function */
static void MX_FSMC_Init(void)
{
FSMC_NORSRAM_TimingTypeDef Timing;
/** Perform the SRAM1 memory initialization sequence
*/
hsram1.Instance = FSMC_NORSRAM_DEVICE;
hsram1.Extended = FSMC_NORSRAM_EXTENDED_DEVICE;
/* hsram1.Init */
hsram1.Init.NSBank = FSMC_NORSRAM_BANK4;
hsram1.Init.DataAddressMux = FSMC_DATA_ADDRESS_MUX_DISABLE;
hsram1.Init.MemoryType = FSMC_MEMORY_TYPE_SRAM;
hsram1.Init.MemoryDataWidth = FSMC_NORSRAM_MEM_BUS_WIDTH_16;
hsram1.Init.BurstAccessMode = FSMC_BURST_ACCESS_MODE_DISABLE;
hsram1.Init.WaitSignalPolarity = FSMC_WAIT_SIGNAL_POLARITY_LOW;
hsram1.Init.WrapMode = FSMC_WRAP_MODE_DISABLE;
hsram1.Init.WaitSignalActive = FSMC_WAIT_TIMING_BEFORE_WS;
hsram1.Init.WriteOperation = FSMC_WRITE_OPERATION_ENABLE;
hsram1.Init.WaitSignal = FSMC_WAIT_SIGNAL_DISABLE;
hsram1.Init.ExtendedMode = FSMC_EXTENDED_MODE_DISABLE;
hsram1.Init.AsynchronousWait = FSMC_ASYNCHRONOUS_WAIT_DISABLE;
hsram1.Init.WriteBurst = FSMC_WRITE_BURST_DISABLE;
/* Timing */
Timing.AddressSetupTime = 15;
Timing.AddressHoldTime = 15;
Timing.DataSetupTime = 255;
Timing.BusTurnAroundDuration = 15;
Timing.CLKDivision = 16;
Timing.DataLatency = 17;
Timing.AccessMode = FSMC_ACCESS_MODE_A;
/* ExtTiming */
if (HAL_SRAM_Init(&hsram1, &Timing, NULL) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
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