hi, minhwan I did what you said, the issue still exists,gas resistanc no output ----------------------------------------------------------------------------------------------------------- gas_sensor.amb_temp = 25; - + /// Add below 4 lines. -add Community Moderator^M +^M + uint8_t addr = 0xE0;^M + uint8_t val = 0xB6;^M + bme680_set_regs(&addr, &val, 1, &gas_sensor);^M + user_delay_ms(200);^M +^M +^M int8_t rslt = BME680_OK; rslt = bme680_init(&gas_sensor); @@ -262,6 +269,8 @@ void bme680_task_process(void){ user_delay_ms(meas_period); /* Delay till the measurement is ready */ + NRF_LOG_INFO("%s,meas_period:%d ms\r\n",__FUNCTION__,meas_period); ^M + ^M rslt = bme680_get_sensor_data(&data, &gas_sensor); sprintf(temperature,"%f",data.temperature / 100.0f); ---------------------------------------------------------------------------------------------------------- 00> <info> app: bme680_task_process,meas_period:183 ms 00> <info> app: bme680_task_process,temperature:25.150000 degC 00> <info> app: bme680_task_process,pressure:1018.190002 hPa 00> <info> app: bme680_task_process,humidity:43.988998 rH ---------------------------------------------------------------------------------------------------------- write to 0x76 ack data: 0xE0 0xB6 write to 0x76 ack data: 0xE0 0xB6 write to 0x76 ack data: 0xD0 read to 0x76 ack data: 0x61 write to 0x76 ack data: 0x89 read to 0x76 ack data: 0x80 0x4D 0x67 0x03 0x30 0x24 0x8D 0x90 0xD7 0x58 0x00 0xE4 0x1E 0x6E 0xFF 0x1F 0x1E 0x00 0x00 0x09 0xFB 0xA8 0xF3 0x1E 0x7F write to 0x76 ack data: 0xE1 read to 0x76 ack data: 0x3F 0xE7 0x2C 0x00 0x2D 0x14 0x78 0x9C 0xC2 0x66 0xBD 0xE6 0xDF 0x12 0x9D 0x00 write to 0x76 ack data: 0x02 read to 0x76 ack data: 0x16 write to 0x76 ack data: 0x00 read to 0x76 ack data: 0x2F write to 0x76 ack data: 0x04 read to 0x76 ack data: 0x03 write to 0x76 ack data: 0x5A 0x81 0x64 0x65 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x00 write to 0x76 ack data: 0x75 read to 0x76 ack data: 0x00 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x00 write to 0x76 ack data: 0x72 read to 0x76 ack data: 0x00 write to 0x76 ack data: 0x71 read to 0x76 ack data: 0x00 write to 0x76 ack data: 0x75 0x08 0x74 0x8C 0x72 0x02 0x71 0x10 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x4F 0x40 0x7A 0x14 0x80 0x4E 0x2D 0x80 0x00 0x00 0x3F 0xA5 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x55 0x90 0x7A 0x2A 0x10 0x4E 0x33 0x80 0x00 0x00 0x16 0x38 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x55 0xA0 0x7A 0x2A 0x90 0x4E 0x25 0x80 0x00 0x00 0x69 0xF7 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x55 0xA0 0x7A 0x2A 0xC0 0x4E 0x18 0x80 0x00 0x00 0x3E 0xF7 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x55 0xA0 0x7A 0x2B 0x20 0x4E 0x0F 0x80 0x00 0x00 0x28 0x77 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x56 0x00 0x7A 0x2B 0x60 0x4E 0x05 0x80 0x00 0x00 0x1E 0xB7 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D write to 0x76 ack data: 0x1D read to 0x76 ack data: 0x80 0x00 0x51 0x56 0x40 0x7A 0x2B 0x70 0x4E 0x00 0x80 0x00 0x00 0x17 0xB7 write to 0x76 ack data: 0x74 read to 0x76 ack data: 0x8C write to 0x76 ack data: 0x74 0x8D
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