大赛分享四：RSL10蓝牙SoC之BME680传感器数据采集
<p>设备：</p><p>RSL10-SENSE-GEVK：RSL10 传感器开发套件</p>
<p> </p>
<p>该传感器的数据采集有例程，直接上修改后的代码</p>
<pre>
<code>//-----------------------------------------------------------------------------
// Copyright (c) 2018 Semiconductor Components Industries LLC
// (d/b/a "ON Semiconductor").All rights reserved.
// This software and/or documentation is licensed by ON Semiconductor under
// limited terms and conditions.The terms and conditions pertaining to the
// software and/or documentation are available at
// http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf ("ON Semiconductor Standard
// Terms and Conditions of Sale, Section 8 Software") and if applicable the
// software license agreement.Do not use this software and/or documentation
// unless you have carefully read and you agree to the limited terms and
// conditions.By using this software and/or documentation, you agree to the
// limited terms and conditions.
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <BDK.h>
#include <BSP_Components.h>
#include <BLE_Components.h>
#include <SoftwareTimer.h>
#include <bsec_integration.h>
#define DATA_LEN 36
struct SwTimer bsec_timer;
bsec_env_process_struct bsec_process_params = APP_BSEC_PROCESS_STRUCT_VALUE;
int main(void)
{
BDK_Initialize();
printf("\r\nAPP: BME680_BSEC example.\r\n");
/* Clear saved BSEC state if button is pressed after reset. */
{
I2CEeprom m24rf64;
uint8_t buffer = { 0 };
I2CEeprom_Initialize(APP_BSEC_EEPROM_I2C_ADDR,
APP_BSEC_EEPROM_PAGE_SIZE, &m24rf64);
I2CEeprom_Write(APP_BSEC_EEPROM_ADDR, buffer,
APP_BSEC_EEPROM_MAGIC_SIZE, &m24rf64);
printf("APP: Deleted saved BSEC state.\r\n");
}
/* Initialize BSEC library */
{
bsec_env_return_val retval;
bsec_env_init_struct bsec_init_params = APP_BSEC_INIT_STRUCT_VALUE;
retval = BSEC_ENV_Initialize(&bsec_init_params);
ASSERT_DEBUG(retval.bme680_status == BME680_OK);
ASSERT_DEBUG(retval.bsec_status == BSEC_OK);
}
SwTimer_Initialize(&bsec_timer);
SwTimer_ExpireInMs(&bsec_timer, 1);
printf("APP: Entering main loop.\r\n");
while (1)
{
/* Execute any events that occurred and refresh Watchdog. */
BDK_Schedule();
if (SwTimer_IsExpired(&bsec_timer) == true)
{
int64_t next_call;
next_call = BSEC_ENV_Process(&bsec_process_params);
SwTimer_ExpireInMs(&bsec_timer, next_call);
printf("BSEC: Next process call in: %lu ms.\r\n",
(uint32_t) next_call);
}
SYS_WAIT_FOR_INTERRUPT;
}
return 0;
}
</code></pre>
<p>结果打印日志：</p>
<p>iaq = 25 空气质量</p>
<p>temperature = 30.89 温度</p>
<p>humidity = 70.76% 湿度</p>
<p>raw_pressure = 100067.000000Pa 气压</p>
<p>co2_equivalent = 500.00 ppm 二氧化碳浓度</p>
<p>breath_voc_equivalent = 0.50 ppm</p>
<p>结果应该很精确吧</p>
<p>测试的可以</p>
<p>精确度确实很高 非常棒的传感器</p>
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