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Ultra-Low Power Arm® ARM926EJ-S™ Processor-Based MPU, 600 MHz, Camera, LCD, 2D Graphics, Dual 10/100 Ethernet, CAN, USB, QSPI, FLEXCOMs, AES, SHA
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Product Pages
SAM9X60
Home
4
System Controller
4.8
Real-Time Clock (RTC)
4.8.5
Functional Description
4.8.5.6
Updating Time/Calendar
Introduction
Reference Document
1
Overview
2
CPU and Interconnect
3
Memories
4
System Controller
4.1
Overview
4.2
System Controller Write Protection (SYSCWP)
4.3
Advanced Interrupt Controller (AIC)
4.4
General Purpose Backup Registers (GPBR)
4.5
Watchdog Timer (WDT)
4.6
Reset Controller (RSTC)
4.7
Real-Time Timer (RTT)
4.8
Real-Time Clock (RTC)
4.8.1
Description
4.8.2
Embedded Characteristics
4.8.3
Block Diagram
4.8.4
Product Dependencies
4.8.5
Functional Description
4.8.5.1
Reference Clock
4.8.5.2
Timing
4.8.5.3
Alarm
4.8.5.4
Error Checking when Programming
4.8.5.5
RTC Internal Free-Running Counter Error Checking
4.8.5.6
Updating Time/Calendar
4.8.5.6.1
Calendar Mode
4.8.5.6.2
UTC Mode
4.8.5.7
RTC Accurate Clock Calibration
4.8.5.8
Waveform Generation
4.8.5.9
Tamper Control Registers and Detection Logic
4.8.5.10
Tamper Timestamping
4.8.6
Register Summary
4.9
Shutdown Controller (SHDWC)
4.10
Periodic Interval Timer (PIT)
4.11
64-bit Periodic Interval Timer (PIT64B)
4.12
Debug Unit (DBGU)
4.13
Special Function Registers (SFR)
4.14
Slow Clock Controller (SCKC)
4.15
Clock Generator
4.16
Power Management Controller (PMC)
4.17
Parallel Input/Output Controller (PIO)
5
Image Subsystem
6
Audio Subsystem
7
Security and Cryptography Subsystem
8
Connectivity Subsystem
9
USB Subsystem
10
Electrical and Mechanical Characteristics
11
Revision History
Microchip Information
4.8.5.6 Updating Time/Calendar
