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SAM L22G
Atmel SAM L22G Manuals
Manuals and User Guides for Atmel SAM L22G. We have
1
Atmel SAM L22G manual available for free PDF download: Manual
Atmel SAM L22G Manual (1231 pages)
Brand:
Atmel
| Category:
Microcontrollers
| Size: 11.22 MB
Table of Contents
Introduction
1
Features
1
Table of Contents
4
Description
13
Configuration Summary
14
Ordering Information
16
Sam L22N
16
Sam L22J
16
Sam L22G
17
Device Identification
17
Block Diagram
19
Pinout
21
Sam L22G
21
Sam L22J
22
Sam L22N
23
Signal Descriptions List
24
I/O Multiplexing and Considerations
27
Multiplexed Signals
27
Other Functions
29
Power Supply and Start-Up Considerations
32
Power Domain Overview
32
Power Supply Considerations
32
Power-Up
35
Power-On Reset and Brown-Out Detector
35
Performance Level Overview
36
Product Mapping
38
Memories
39
Embedded Memories
39
Physical Memory Map
39
NVM User Row Mapping
40
NVM Software Calibration Area Mapping
41
Serial Number
41
Processor and Architecture
42
Cortex M0+ Processor
42
Nested Vector Interrupt Controller
44
Micro Trace Buffer
45
High-Speed Bus System
46
PAC - Peripheral Access Controller
50
Overview
50
Features
50
Block Diagram
50
Product Dependencies
50
Functional Description
51
Register Summary
55
Register Description
56
Peripherals Configuration Summary
73
DSU - Device Service Unit
76
Overview
76
Features
76
Block Diagram
77
Signal Description
77
Product Dependencies
77
Debug Operation
78
Chip Erase
80
Programming
80
Intellectual Property Protection
81
14.10. Device Identification
82
14.11. Functional Description
83
14.12. Register Summary
89
14.13. Register Description
91
Clock System
115
Clock Distribution
115
Synchronous and Asynchronous Clocks
116
Register Synchronization
116
Enabling a Peripheral
119
On Demand Clock Requests
119
Power Consumption Vs. Speed
120
Clocks after Reset
120
GCLK - Generic Clock Controller
121
Overview
121
Features
121
Block Diagram
121
Signal Description
122
Product Dependencies
122
Functional Description
123
Register Summary
129
Register Description
132
MCLK - Main Clock
141
Overview
141
Features
141
Block Diagram
141
Signal Description
141
Product Dependencies
141
Functional Description
143
Register Summary
148
Register Description
148
FREQM - Frequency Meter
166
Overview
166
Features
166
Block Diagram
166
Signal Description
166
Product Dependencies
166
Functional Description
168
Register Summary
171
Register Description
171
RSTC - Reset Controller
181
Overview
181
Features
181
Block Diagram
181
Signal Description
181
Product Dependencies
182
Functional Description
182
Register Summary
185
Register Description
185
PM - Power Manager
188
Overview
188
Features
188
Block Diagram
188
Signal Description
188
Product Dependencies
189
Functional Description
190
Register Summary
199
Register Description
199
OSCCTRL - Oscillators Controller
207
Overview
207
Features
207
Block Diagram
208
Signal Description
208
Product Dependencies
208
Functional Description
209
Register Summary
222
Register Description
223
OSC32KCTRL - 32Khz Oscillators Controller
258
Overview
258
Features
258
Block Diagram
259
Signal Description
259
Product Dependencies
259
Functional Description
261
Register Summary
266
Register Description
266
SUPC - Supply Controller
279
Overview
279
Features
279
Block Diagram
280
Signal Description
280
Product Dependencies
280
Functional Description
282
Register Summary
290
Register Description
291
WDT - Watchdog Timer
311
Overview
311
Features
311
Block Diagram
312
Signal Description
312
Product Dependencies
312
Functional Description
313
Register Summary
319
Register Description
319
RTC - Real-Time Counter
331
Overview
331
Features
331
Block Diagram
332
Signal Description
333
Product Dependencies
333
Functional Description
335
Register Summary - COUNT32
345
Register Description - COUNT32
347
Register Summary - COUNT16
373
25.10. Register Description - COUNT16
375
25.11. Register Summary - CLOCK
403
25.12. Register Description - CLOCK
405
DMAC - Direct Memory Access Controller
432
Overview
432
Features
432
Block Diagram
434
Signal Description
434
Product Dependencies
434
Functional Description
435
Register Summary
455
Register Description
456
Register Summary - SRAM
488
26.10. Register Description - SRAM
488
EIC - External Interrupt Controller
496
Overview
496
Features
496
Block Diagram
496
Signal Description
497
Product Dependencies
497
Functional Description
498
Register Summary
503
Register Description
503
NVMCTRL - Non-Volatile Memory Controller
515
Overview
515
Features
515
Block Diagram
515
Signal Description
516
Product Dependencies
516
Functional Description
517
Register Summary
524
Register Description
524
PORT - I/O Pin Controller
538
Overview
538
Features
538
Block Diagram
539
Signal Description
539
Product Dependencies
539
Functional Description
542
Register Summary
548
Register Description
550
EVSYS - Event System
570
Overview
570
Features
570
Block Diagram
570
Signal Description
571
Product Dependencies
571
Functional Description
572
Register Summary
576
Register Description
577
SERCOM - Serial Communication Interface
592
Overview
592
Features
592
Block Diagram
593
Signal Description
593
Product Dependencies
593
Functional Description
595
SERCOM USART - SERCOM Universal Synchronous and Asynchronous Receiver and Transmitter
601
Overview
601
USART Features
601
Block Diagram
602
Signal Description
602
Product Dependencies
602
Functional Description
604
Register Summary
618
Register Description
619
SERCOM SPI - SERCOM Serial Peripheral Interface
645
Overview
645
Features
645
Block Diagram
646
Signal Description
646
Product Dependencies
646
Functional Description
648
Register Summary
657
Register Description
658
SERCOM I C - SERCOM Inter-Integrated Circuit
678
Overview
678
Features
678
Block Diagram
679
Signal Description
679
Product Dependencies
679
Functional Description
681
Register Summary - I2C Slave
700
Register Description - I C Slave
700
Register Summary - I2C Master
720
Register Description - I C Master
721
TC - Timer/Counter
743
Overview
743
Features
743
Block Diagram
744
Signal Description
744
Product Dependencies
745
Functional Description
746
Register Summary
761
Register Description
765
TCC - Timer/Counter for Control Applications
795
Overview
795
Features
795
Block Diagram
796
Signal Description
796
Product Dependencies
797
Functional Description
798
Register Summary
831
Register Description
833
TRNG - True Random Number Generator
877
Overview
877
Features
877
Block Diagram
877
Signal Description
877
Product Dependencies
877
Functional Description
878
Register Summary
881
Register Description
881
AES - Advanced Encryption Standard
888
Overview
888
Features
888
Block Diagram
889
Signal Description
890
Product Dependencies
890
Functional Description
891
Register Summary
900
Register Description
902
USB - Universal Serial Bus
919
Overview
919
Features
919
USB Block Diagram
920
Signal Description
920
Product Dependencies
920
Functional Description
922
Register Summary
930
Register Description
932
CCL - Configurable Custom Logic
970
Overview
970
Features
970
Block Diagram
971
Signal Description
971
Product Dependencies
971
Functional Description
972
Register Summary
983
Register Description
983
ADC - Analog-To-Digital Converter
988
Overview
988
Features
988
Block Diagram
989
Signal Description
989
Product Dependencies
989
Functional Description
991
Register Summary
1001
Register Description
1002
AC - Analog Comparators
1030
Overview
1030
Features
1030
Block Diagram
1031
Signal Description
1031
Product Dependencies
1031
Functional Description
1033
Register Summary
1042
Register Description
1042
SLCD - Segment Liquid Crystal Display Controller
1060
Overview
1060
Features
1060
Block Diagram
1061
Signal Description
1061
Product Dependencies
1061
Functional Description
1063
Register Summary
1088
Register Description
1091
PTC - Peripheral Touch Controller
1142
Overview
1142
Features
1142
Block Diagram
1143
Signal Description
1144
Product Dependencies
1144
Functional Description
1145
Electrical Characteristics
1147
Disclaimer
1147
Absolute Maximum Ratings
1147
General Operating Ratings
1147
Supply Characteristics
1148
Maximum Clock Frequencies
1149
Power Consumption
1150
Wake-Up Timing
1154
IO Pin Characteristics
1155
Injection Current
1156
45.10. Analog Characteristics
1157
45.11. NVM Characteristics
1168
45.12. Oscillators Characteristics
1169
45.13. USB Characteristics
1175
45.14. SLCD Characteristics
1176
45.15. External Reset Pin
1180
Typical Characteristics
1181
Power Consumption over Temperature in Sleep Modes
1181
Packaging Information
1183
Thermal Considerations
1183
Package Drawings
1184
Soldering Profile
1191
Schematic Checklist
1192
Introduction
1192
Power Supply
1192
External Analog Reference Connections
1195
External Reset Circuit
1197
Unused or Unconnected Pins
1198
Clocks and Crystal Oscillators
1198
Programming and Debug Ports
1201
USB Interface
1204
Lcd
1205
SERCOM I C Pins
1206
48.11. Pin Characteristics
1206
48.12. Reference Schematic
1206
Errata
1207
Die Revision a
1207
Die Revision B
1212
Conventions
1218
Numerical Notation
1218
Memory Size and Type
1218
Frequency and Time
1218
Registers and Bits
1219
Acronyms and Abbreviations
1220
Datasheet Revision History
1223
Rev.e - 07/2016
1223
Rev.D - 05/2016
1223
Rev.C - 01/2016
1226
Rev.b - 11/2015
1227
Rev a - 08/2015
1229
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