ZHCSDR2A April   2015  – October 2024 FDC1004-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 I2C Interface Voltage Level
    7. 5.7 I2C Interface Timing
    8. 5.8 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 The Shield
      2. 6.3.2 The CAPDAC
      3. 6.3.3 Capacitive System Offset Calibration
      4. 6.3.4 Capacitive Gain Calibration
    4. 6.4 Device Functional Modes
      1. 6.4.1 Single Ended Measurement
      2. 6.4.2 Differential Measurement
    5. 6.5 Programming
      1. 6.5.1 Serial Bus Address
      2. 6.5.2 Read/Write Operations
      3. 6.5.3 Device Usage
        1. 6.5.3.1 Measurement Configuration
        2. 6.5.3.2 Triggering Measurements
        3. 6.5.3.3 Wait for Measurement Completion
        4. 6.5.3.4 Read of Measurement Result
    6. 6.6 Register Maps
      1. 6.6.1 Registers
        1. 6.6.1.1 Capacitive Measurement Registers
      2. 6.6.2 Measurement Registers
      3. 6.6.3 Measurement Configuration Registers
      4. 6.6.4 FDC Configuration Register
      5. 6.6.5 Offset Calibration Registers
      6. 6.6.6 Gain Calibration Registers
      7. 6.6.7 Manufacturer ID Register
      8. 6.6.8 Device ID Register
  8. 7 Applications and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Liquid Level Sensor
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curve
    3. 7.3 Best Design Practices
    4. 7.4 Initialization Set Up
    5. 7.5 Power Supply Recommendations
    6. 7.6 Layout
      1. 7.6.1 Layout Guidelines
      2. 7.6.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

6.6.4 FDC Configuration Register

This register configures measurement triggering and reports measurement completion.

Table 6-5 FDC Register Description (0x0C)
Field NameBitsDescription
RST[15]Reset0Normal operation
1Software reset: write a 1 to initiate a device reset; after completion of reset, this field returns to 0
RESERVED[14:12]ReservedReserved, always 0 (read only)
RATE[11:10]Measurement Rateb00Reserved
b01100S/s
b10200S/s
b11400S/s
RESERVED[9]ReservedReserved, always 0 (read only)
REPEAT[8]Repeat Measurements0Repeat disabled
1Repeat enabled, all the enabled measurement are repeated
MEAS_1[7]Initiate Measurements0Measurement 1 disabled
1Measurement 1 enabled
MEAS_2[6]Initiate Measurements0Measurement 2 disabled
1Measurement 2 enabled
MEAS_3[5]Initiate Measurements0Measurement 3 disabled
1Measurement 3 enabled
MEAS_4[4]Initiate Measurements0Measurement 4 disabled
1Measurement 4 enabled
DONE_1[3]Measurement Done0Measurement 1 not completed
1Measurement 1 completed
DONE_2[2]Measurement Done0Measurement 2 not completed
1Measurement 2 completed
DONE_3[1]Measurement Done0Measurement 3 not completed
1Measurement 3 completed
DONE_4[0]Measurement Done0Measurement 4 not completed
1Measurement 4 completed