用户手册 — Cypress STK17TA8

目录

• Features

  1
• Description

  1
• Logic Block Diagram

  1
• Pin Descriptions

  2
• Absolute Maximum Ratings

  3
  • RF (SSOP-48) Package Thermal Characteristics

    3
• DC Electrical Characteristics

  3
• AC Test Conditions

  4
• Capacitance

  4
• RTC DC Characteristics

  5
• SRAM READ Cycles #1 and #2

  6
• SRAM WRITE Cycles #1 and #2

  7
• AutoStore/Power Up Recall

  8
• Software-Controlled STORE/RECALL Cycle

  9
• Hardware STORE Cycle

  10
• Soft Sequence Commands

  10
• MODE Selection

  11
• nvSRAM Operation

  12
  • SRAM READ

    12
  • SRAM WRITE

    12
  • AutoStore Operation

    12
  • Hardware STORE (HSB) Operation

    12
  • Hardware RECALL (POWER-UP)

    12
  • Software STORE

    12
  • Software RECALL

    13
  • Data Protection

    13
  • Noise Considerations

    13
  • Preventing AutoStore

    13
  • Best Practices

    13
  • Low Average Active Power

    13
• RTC Operations

  14
  • Real Time Clock

    14
  • Reading The Clock

    14
  • Setting The Clock

    14
  • Backup Power

    14
  • Stopping And Starting The RTC Oscillator

    14
  • Calibrating The Clock

    15
  • Alarm

    15
  • Watchdog Timer

    15
  • Power Monitor

    15
  • Interrupts

    16
  • Interrupt Register

    16
  • Flags Register

    16
• RTC Register

  17
• Register Map Detail

  18
• Ordering Information

  21
• Ordering Codes

  21
• Package Diagrams

  22
• Document History Page

  23
• Sales, Solutions, and Legal Information

  23
  • Worldwide Sales and Design Support

    23
  • Products

    23
  • PSoC Solutions

    23