User Manual

Page 36 ams Datasheet
Document Feedback [v1-06] 2019-Feb-07
CCS811 − Content Gui de
1 General Description
2 Key Benefits & Features
2 Applications
3 Block Diagram
4 Pin Assignment
5Absolute Maximum Ratings
6 Electrical Characteristics
9 Detailed Description
9 State Machine
10 Power States
11 Modes of Operation
11 Early-Life (Burn-In)
12 Conditioning Period (Run-In)
12 eCO2
12 eTVOC
12 Temperature and Humidity Compensation
12 Interrupt and Interrupt on Threshold
13 Automatic Baseline Correction
13 Manual Baseline Correction
14 Application Information
14 Host System Software Requirements
15 I²C Interface
15 I²C Register Write
16 I²C Register Read
17 Application Register Overview
18 STATUS Register (0x00)
19 MEAS_MODE (Measurement and Conditions) Register
(0x01)
20 ALG_RESULT_DATA (Algorithm Results Data) Register
(0x02)
20 RAW_DATA Register (0x03)
21 ENV_DATA (Environment Data) Register (0x05)
21 Relative Humidity
22 THRESHOLDS Register (0x10)
22 BASELINE Register (0x11)
22 HW_ID (Hardware identifier) Register (0x20)
22 HW_Version (Hardware Version) Register (0x21)
23 FW_Boot_Version (Firmware Bootloader Version) Regis-
ter (0x23)
23 FW_App_Version (Firmware Application Version) Regis-
ter (0x24)
24 ERROR_ID (Error Identifier) Register (0xE0)
25 SW_RESET Register (0xFF)
26 Bootloader Register Overview
27 APP_ERASE (Application Erase) Register (0xF1)
27 APP_DATA (Application Data) Register (0xF2)
27 APP_VERIFY (Application Verify) Register (0xF3)
27 APP_START (Application Start) Register (0xF4)
Content Guide