Benutzerhandbuch für Microchip Technology DV102012

Microchip Technology

Produktcode

DV102012

Datenbogen (English)Benutzerhandbuch (English)Datenbogen (English)

Benutzerhandbuch

Benutzerhandbuch

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32
Language:

English

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Inhaltsverzeichnis

Special Features:
3
Power Requirements:
3
Touch Modes:
3
Touch Sensor Support:
3
Touch Resolution:
3
Touch Coordinate Report Rate:
3
Communication:
3
Package Types
3
Table of Contents
4
Most Current Data Sheet
4
Errata
4
Customer Notification System
4
1.0 Overview
5
- 1.1 Applications
  5
  - FIGURE 1-1: Block Diagram
    5
2.0 Implementation – Quick Start
7
3.0 Hardware
9
- 3.1 Pin Assignments
  9
- 3.2 Schematic
  10
  - FIGURE 3-1: Simplified Schematic
    10
- 3.3 Sensor Attachment
  10
  - FIGURE 3-2: Sensor equivalent Circuit Models
    10
- 3.4 ESD Considerations
  11
- 3.5 Noise Considerations
  11
4.0 Communication
13
- 4.1 Physical
  13
  - 4.1.1 Mode Detect/Select
    13
  - 4.1.2 UART Mode
    13
  - 4.1.3 USB Mode
    14
    - TABLE 4-1: USB IDs
      14
- 4.2 Data Protocol
  14
  - 4.2.1 Touch Reports
    14
  - 4.2.2 Command Packets
    17
5.0 Commands
21
- 5.1 Summary
  21
  - TABLE 5-1: Command Summary
    21
  - TABLE 5-2: Status Summary
    21
- 5.2 Command: TOUCH_ENABLE
  22
  - TABLE 5-3: Command: Touch_Enable
    22
  - TABLE 5-4: Response: Touch_Enable
    22
- 5.3 Command: TOUCH_DISABLE
  22
  - TABLE 5-5: Command: Touch_Disable
    22
  - TABLE 5-6: Response: Touch_Disable
    22
- 5.4 Command: CALIBRATE
  22
  - TABLE 5-7: Command: Calibrate
    22
  - TABLE 5-8: Response: Calibrate
    22
- 5.5 Command: REG_READ
  22
  - TABLE 5-9: Command: Reg_Read
    22
  - TABLE 5-10: Response: Reg-Read
    22
- 5.6 Command: REG_WRITE
  23
  - TABLE 5-11: Command: Reg_Write
    23
  - TABLE 5-12: Response: Reg_Write
    23
- 5.7 Command: EE_READ
  23
  - TABLE 5-13: Command: EE_Read
    23
  - TABLE 5-14: Response: EE_Read
    23
- 5.8 Command: EE_WRITE
  23
  - TABLE 5-15: Command: EE_WRITE
    23
  - TABLE 5-16: Response: EE_WRITE
    23
- 5.9 Command: EE_READ_PARAMS
  24
  - TABLE 5-17: Command: EE_read_Params
    24
  - TABLE 5-18: Response: EE_read_Params
    24
- 5.10 Command: EE_WRITE_PARAMS
  24
  - TABLE 5-19: Command: EE_Write_Params
    24
  - TABLE 5-20: Response: EE_Write_Params
    24
- 5.11 Command: USB_MODE_GENERIC
  24
  - TABLE 5-21: Command: USB_Mode_Generic
    24
- 5.12 Command: USB_MODE_MOUSE
  24
  - TABLE 5-22: Command: USB_Mode_Mouse
    24
- 5.13 Command: USB_MODE_DIGITIZER
  24
  - TABLE 5-23: Command: USB_Mode_Digitizer
    24
6.0 Configuration Registers
25
- TABLE 6-1: Configuration Register Summary
  25
- 6.1 Register 0: RisetimeCapTimeout
  26
- 6.2 Register 1: RisetimeQuick
  26
- 6.3 Register 2: TouchThreshold
  26
- 6.4 Register 3: SensitivityFilter
  26
- 6.5 Register 4: SamplingFast
  26
- 6.6 Register 5: SamplingSlow
  26
- 6.7 Register 6: AccuracyFilterFast
  26
- 6.8 Register 7: AccuracyFilterSlow
  26
- 6.9 Register 8: SpeedThreshold
  26
- 6.10 Register 9: DitherFilter
  26
- 6.11 Register 10: SleepDelay
  26
- 6.12 Register 11: PenUpDelay
  26
- 6.13 Register 12: TouchMode
  27
- 6.14 Register 13: TouchOptions
  27
- 6.15 Register 14: CalibrationInset
  28
- 6.16 Register 15: PenStateReportDelay
  28
- 6.17 Register 17: TouchReportDelay
  28
- 6.18 Register 18: RisetimeDefault
  28
- 6.19 Register 19: RisetimeModifier
  28
- 6.20 Register 20: Status
  28
- 6.21 Register 21: Debug
  28
7.0 Operation
29
- 7.1 Configuration
  29
- 7.2 Calibration
  29
- 7.3 Sleep
  31
- 7.4 Configure Sensor Type
  31
- 7.5 LED
  31
  - FIGURE 7-2: LED Schematic
    31
  - TABLE 7-1: Led Indicator
    31
- 7.6 USB Mode Change
  31
8.0 Boot Loader
33
- FIGURE 8-1: Boot Loading Sequence
  33
- 8.1 Command Summary
  34
  - TABLE 8-1: Command Summary
    34
  - TABLE 8-2: Command Status Summary
    34
- 8.2 Command: VERSION
  34
  - TABLE 8-3: Command: VERSION
    34
  - TABLE 8-4: Response: VERSION
    34
- 8.3 Command: RESET
  34
  - TABLE 8-5: Command: reset
    34
- 8.4 Command: INIT
  35
  - TABLE 8-6: Command: INIT
    35
  - TABLE 8-7: Response: INIT
    35
- 8.5 Command: WRITE
  35
  - TABLE 8-8: Command: Write
    35
  - TABLE 8-9: Response: Write
    35
- 8.6 Command: READ
  35
  - TABLE 8-10: Command: READ
    35
  - TABLE 8-11: response: READ
    35
- 8.7 Command: FLUSH
  36
  - TABLE 8-12: Command: Flush
    36
  - TABLE 8-13: Response: Flush
    36
- 8.8 Command: WRITE_MODE
  36
9.0 EEPROM Map
37
- TABLE 9-1: EEPROM Map
  37
10.0 Electrical Specifications
39
- Absolute Maximum Ratings(†)
  39
11.0 Packaging Information
41
- 11.1 Package Marking Information
  41
- 11.2 Ordering
  42
  - TABLE 11-1: Ordering Part Numbers
    42
- 11.3 Package Details
  43
Appendix A: Data Sheet Revision History
51
Appendix B:
52
- FIGURE B-1: Schematic
  52
- FIGURE B-2: Bill of Materials
  52
- INDEX
  53
- A
  53
- B
  53
- C
  53
- D
  53
- E
  53
- H
  53
- I
  53
- L
  53
- M
  53
- N
  53
- O
  53
- P
  53
- R
  53
- S
  53
- T
  53
- U
  53
- W
  53
The Microchip Web Site
55
Customer Change Notification Service
55
Customer Support
55
Reader Response
56
Product Identification System
57
Worldwide Sales and Service
58

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