以下是使用Python控制
MAX 30102 传感器的示例
代码：
```python
import smbus2
import time
#
MAX 30102I2C address
MAX 30102_ADDRESS = 0x57
#
MAX 30102register addresses
MAX 30102_REG_INTERRUPT_STATUS_1 = 0x00
MAX 30102_REG_INTERRUPT_STATUS_2 = 0x01
MAX 30102_REG_FIFO_WRITE_POINTER = 0x02
MAX 30102_REG_FIFO_OVERFLOW_COUNTER = 0x03
MAX 30102_REG_FIFO_READ_POINTER = 0x04
MAX 30102_REG_FIFO_DATA = 0x05
MAX 30102_REG_MODE_CONFIG = 0x06
MAX 30102_REG_SPO2_CONFIG = 0x07
MAX 30102_REG_LED1_PA = 0x09
MAX 30102_REG_LED2_PA = 0x0A
MAX 30102_REG_MULTI_LED_CTRL1 = 0x11
MAX 30102_REG_MULTI_LED_CTRL2 = 0x12
MAX 30102_REG_TEMP_INTEGER = 0x1F
MAX 30102_REG_TEMP_FRACTION = 0x20
MAX 30102_REG_REVISION_ID = 0xFE
MAX 30102_REG_PART_ID = 0xFF
#
MAX 30102mode configuration settings
MAX 30102_MODE_HR_ONLY = 0x02
MAX 30102_MODE_SPO2_ONLY = 0x03
MAX 30102_MODE_MULTI_LED = 0x07
#
MAX 30102sample rate configuration settings
MAX 30102_SAMPLING_RATE_50 = 0x00
MAX 30102_SAMPLING_RATE_100 = 0x01
MAX 30102_SAMPLING_RATE_200 = 0x02
MAX 30102_SAMPLING_RATE_400 = 0x03
MAX 30102_SAMPLING_RATE_800 = 0x04
MAX 30102_SAMPLING_RATE_1000 = 0x05
MAX 30102_SAMPLING_RATE_1600 = 0x06
MAX 30102_SAMPLING_RATE_3200 = 0x07
#
MAX 30102LED pulse amplitude configuration settings
MAX 30102_LED_PA_0 = 0x00
MAX 30102_LED_PA_1 = 0x01
MAX 30102_LED_PA_2 = 0x02
MAX 30102_LED_PA_3 = 0x03
MAX 30102_LED_PA_4 = 0x04
MAX 30102_LED_PA_5 = 0x05
MAX 30102_LED_PA_6 = 0x06
MAX 30102_LED_PA_7 = 0x07
MAX 30102_LED_PA_8 = 0x08
MAX 30102_LED_PA_9 = 0x09
MAX 30102_LED_PA_10 = 0x0A
MAX 30102_LED_PA_11 = 0x0B
MAX 30102_LED_PA_12 = 0x0C
MAX 30102_LED_PA_13 = 0x0D
MAX 30102_LED_PA_14 = 0x0E
MAX 30102_LED_PA_15 = 0x0F
# Initialize I2C bus
bus = smbus2.SMBus(1)
# Reset
MAX 30102bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_MODE_CONFIG, 0x40)
time.sleep(1)
# Set sample rate to 100Hz
bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_SPO2_CONFIG,
MAX 30102_SAMPLING_RATE_100)
# Set LED pulse amplitude for LED1 and LED2
bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_LED1_PA,
MAX 30102_LED_PA_6)
bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_LED2_PA,
MAX 30102_LED_PA_6)
# Set multi-LED mode configuration for LED1 and LED2
bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_MULTI_LED_CTRL1, 0x23)
bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_MULTI_LED_CTRL2, 0x01)
# Set mode to HR only
bus.write_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_MODE_CONFIG,
MAX 30102_MODE_HR_ONLY)
# Read data from
MAX 30102while True:
# Read FIFO data count
fifo_data_count = bus.read_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_FIFO_WRITE_POINTER) - bus.read_byte_data(
MAX 30102_ADDRESS,
MAX 30102_REG_FIFO_READ_POINTER)
if fifo_data_count > 0:
# Read FIFO data
fifo_data = bus.read_i2c_block_data(
MAX 30102_ADDRESS,
MAX 30102_REG_FIFO_DATA, 6)
# Print heart rate
print("Heart rate: ", fifo_data[3])
这是一个基本的读取心率值的示例，你可以根据需要进行修改和扩展。请注意，MAX 30102的配置可能因制造商而异，因此在使用此代码之前最好查阅一下设备的数据手册。到此这篇max30102心率代码（max30102心率模块）的文章就介绍到这了,更多相关内容请继续浏览下面的相关推荐文章，希望大家都能在编程的领域有一番成就！
版权声明：
本文来自互联网用户投稿，该文观点仅代表作者本人，不代表本站立场。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。
如若内容造成侵权、违法违规、事实不符，请将相关资料发送至xkadmin@xkablog.com进行投诉反馈，一经查实，立即处理！
转载请注明出处，原文链接：https://www.xkablog.com/bcyy/49788.html