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AVR32SD20/28/32 Preliminary Data Sheet
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AVR32SD20
AVR32SD28
AVR32SD32
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16
NVMCTRL - Nonvolatile Memory Controller
16.3
Functional Description
16.3.9
Error Injection
Introduction
Features
AVR® SD
Family Overview
1
Functional Safety Concept
2
Security Concept
3
Block Diagram
4
Pinout
5
I/O Multiplexing and Considerations
6
Hardware Guidelines
7
Power Supply
8
Conventions
9
BOOTROM - Boot ROM Code
10
AVR® CPU
11
BUSMATRIX - Bus Matrix
12
Memories
13
Peripherals and Architecture
14
Getting Started with Software Development
15
GPR - General Purpose Registers
16
NVMCTRL - Nonvolatile Memory Controller
16.1
Features
16.2
Overview
16.3
Functional Description
16.3.1
Memory Organization
16.3.2
Memory Access
16.3.3
Preventing Flash/EEPROM Corruption
16.3.4
ECC Correction
16.3.5
Parity Check
16.3.6
Dual ECC Checkers in Lockstep
16.3.7
Error Reporting
16.3.8
Error Bit Addressing
16.3.9
Error Injection
16.3.9.1
ECC Error Injection
16.3.9.2
Parity Error Injection
16.3.10
Interrupts
16.3.11
Sleep Mode Operation
16.3.12
Configuration Change Protection
16.4
Functional Safety
16.5
Register Summary
16.6
Register Description
17
RAMCTRL - RAM Controller
18
CLKCTRL - Clock Controller
19
SLPCTRL - Sleep Controller
20
RSTCTRL - Reset Controller
21
CPUINT - CPU Interrupt Controller
22
ERRCTRL - Error Controller
23
EVSYS - Event System
24
PORTMUX - Port Multiplexer
25
PORT - I/O Pin Configuration
26
MVIO - Multi-Voltage I/O
27
BOD - Brown-out Detector
28
VREF - Voltage Reference
29
WDT - Watchdog Timer
30
SWDT - Synchronous Watchdog Timer
31
TCA - 16-bit Timer/Counter Type A
32
TCB - 16-Bit Timer/Counter Type B
33
TCD - 12-Bit Timer/Counter Type D
34
RTC - Real-Time Counter
35
USART - Universal Synchronous and Asynchronous Receiver and Transmitter
36
SPI - Serial Peripheral Interface
37
TWI - Two-Wire Interface
38
CRCSCAN - Cyclic Redundancy Check Memory Scan
39
CCL - Configurable Custom Logic
40
AC - Analog Comparator
41
ADC - Analog-to-Digital Converter
42
DAC - Digital-to-Analog Converter
43
ZCD - Zero-Cross Detector
44
UPDI - Unified Program and Debug Interface
45
Instruction Set Summary
46
Electrical Characteristics
47
Characteristics Graphs
48
Ordering Information
49
Package Drawings
50
Data Sheet Revision History
Microchip Information
16.3.9 Error Injection
