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30
SERCOM Synchronous and Asynchronous Receiver and Transmitter (SERCOM USART)
5-Volt, 128-KB Flash, 16-KB SRAM with Advanced Analog
1
Configuration Summary
2
Ordering Information
3
Block Diagram
4
Pinout and Packaging
5
Signal Description
6
Power Supply and Start-Up Considerations
7
Product Mapping
8
Memories
9
Processor and Architecture
10
Peripherals Configuration Summary
11
Clock System
12
Generic Clock Controller (GCLK)
13
Main Clock (MCLK)
14
Oscillators Controller (OSCCTRL)
15
32.768 kHz Oscillators Controller (OSC32KCTRL)
16
Power Manager (PM)
17
Supply Controller (SUPC)
18
Reset Controller (RSTC)
19
Peripheral Access Controller (PAC)
20
Device Service Unit (DSU)
21
Divide and Square Root Accelerator (DIVAS)
22
Watchdog Timer (WDT)
23
Real-Time Counter (RTC)
24
Direct Memory Access Controller (DMAC)
25
External Interrupt Controller (EIC)
26
Nonvolatile Memory Controller (NVMCTRL)
27
I/O Pin Controller (PORT)
28
Event System (EVSYS)
29
Serial Communication Interface (SERCOM)
30
SERCOM Synchronous and Asynchronous Receiver and Transmitter (SERCOM USART)
30.1
Overview
30.2
USART Features
30.3
Block Diagram
30.4
Signal Description
30.5
Peripheral Dependencies
30.6
Functional Description
30.7
Register Summary
31
SERCOM Serial Peripheral Interface (SERCOM SPI)
32
SERCOM Inter-Integrated Circuit (SERCOM I
2
C)
33
Timer Counter (TC)
34
Timer/Counter for Control (TCC) Applications
35
Configurable Custom Logic (CCL)
36
Analog-to-Digital Converter (ADC)
37
Sigma-Delta Analog-to-Digital Converter (SDADC)
38
Analog Comparators (AC)
39
Digital-to-Analog Converter (DAC)
40
Temperature Sensor (TSENS)
41
Frequency Meter (FREQM)
42
Position Decoder (PDEC)
43
Electrical Characteristics 85℃
44
Electrical Characteristics 125°C
45
Packaging Information
46
Schematic Checklist
47
Appendix
48
Revision History
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30 SERCOM Synchronous and Asynchronous Receiver and Transmitter (SERCOM USART)