adc128s102使用
时间: 2024-08-29 17:00:29 浏览: 29
ADC128S102是一款模拟数字转换器(Analog-to-Digital Converter,简称ADC),它是一种将连续的模拟信号转换成数字信号的电子元件,常用于数据采集、工业控制和信号处理等领域。这款特定型号的ADC属于12位分辨率,意味着它可以提供非常高的精度,能够测量输入信号的细微变化。
ADC128S102的主要特性包括:
1. **高分辨率**:12位转换精度提供了大约4096个计数等级,对于许多应用来说这提供了足够的精度。
2. **并行接口**:通常有并行数据输出,使得数据传输速度较快。
3. **多种工作模式**:支持单次转换、连续转换等模式,适应不同应用需求。
4. **内置采样保持功能**:有助于减少由于信号抖动引起的误差。
5. **硬件校准功能**:可以提高转换结果的准确性和一致性。
使用ADC128S102时,开发者通常需要完成以下几个步骤:
1. **初始化设置**:配置适当的参考电压、转换速率和接口模式。
2. **启动转换**:发送触发信号开始A/D转换过程。
3. **读取结果**:等待转换完成后从数据线获取转换后的数字值。
4. **数据处理**:对收集到的数据进行相应的算法处理。
相关问题
stm32 adc128s102
The STM32 ADC128S102 is a high-speed, low-power, 12-bit analog-to-digital converter (ADC) with a maximum sampling rate of 128 mega-samples per second (MSPS). It is designed for high-performance applications that require high-speed and high-resolution analog-to-digital conversion, such as in medical imaging, radar systems, and communication equipment.
The ADC128S102 is based on a successive approximation register (SAR) architecture and features a low-power mode, programmable gain amplifier (PGA), and a fully differential input. It also includes a programmable digital filter that can be used to improve the signal-to-noise ratio (SNR) of the ADC.
The ADC128S102 is compatible with the STM32 microcontroller family and can be easily integrated into existing designs. It supports both single-ended and differential input modes and can operate with a supply voltage range of 1.8V to 3.6V.
Overall, the STM32 ADC128S102 is a high-performance ADC that provides fast and accurate analog-to-digital conversion for a wide range of applications.
请给出TI ADC128S102应用在STM32cubemx上生成的mian.c文件代码
抱歉,我无法生成代码文件。但是,您可以通过以下步骤手动创建ADC128S102的代码:
1. 在STM32cubemx中选择您的微控制器和ADC128S102。
2. 配置ADC128S102的引脚和时钟。
3. 选择ADC模式和采样率。
4. 生成代码并打开生成的main.c文件。
5. 在main.c文件中添加以下代码:
```c
#include "stm32f4xx_hal.h"
#include "adc.h"
ADC_HandleTypeDef hadc;
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_ADC_Init(void);
int main(void)
{
HAL_Init();
SystemClock_Config();
MX_GPIO_Init();
MX_ADC_Init();
while (1)
{
HAL_ADC_Start(&hadc);
HAL_ADC_PollForConversion(&hadc, 100);
uint16_t adc_value = HAL_ADC_GetValue(&hadc);
HAL_ADC_Stop(&hadc);
// use adc_value
}
}
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Configure the main internal regulator output voltage
*/
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLM = 16;
RCC_OscInitStruct.PLL.PLLN = 336;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV4;
RCC_OscInitStruct.PLL.PLLQ = 4;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses 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_5) != HAL_OK)
{
Error_Handler();
}
}
static void MX_ADC_Init(void)
{
ADC_ChannelConfTypeDef sConfig = {0};
hadc.Instance = ADC1;
hadc.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
hadc.Init.Resolution = ADC_RESOLUTION_12B;
hadc.Init.ScanConvMode = DISABLE;
hadc.Init.ContinuousConvMode = DISABLE;
hadc.Init.DiscontinuousConvMode = DISABLE;
hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
hadc.Init.ExternalTrigConv = ADC_SOFTWARE_START;
hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
hadc.Init.NbrOfConversion = 1;
hadc.Init.DMAContinuousRequests = DISABLE;
hadc.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
if (HAL_ADC_Init(&hadc) != HAL_OK)
{
Error_Handler();
}
sConfig.Channel = ADC_CHANNEL_0; // configure channel
sConfig.Rank = 1;
sConfig.SamplingTime = ADC_SAMPLETIME_15CYCLES;
if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
{
Error_Handler();
}
}
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_0; // configure pin
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
```
这是一个基本的ADC示例代码,您需要根据您的应用程序进行更改和优化。