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Highly Integrated Wireless MCU with CAN FD, Ethernet, USB, Motor Control, Graphics, Touch and Enhanced Security
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PIC32CX2051BZ62132
PIC32WM-BZ6204UE
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36
Quad Serial Peripheral Interface (QSPI)
36.6
Functional Description
Introduction
PIC32CX-BZ6
SoC Family Features
PIC32WM-BZ6
Module Features
1
Acronyms and Abbreviations
2
Ordering Information
3
Configuration Summary
4
PIC32CX-BZ6
SoC Description
5
PIC32WM-BZ6
Module Description
6
Pinout and Signal Descriptions List
7
I/O Ports and Peripheral Pin Select (PPS)
8
Power Subsystem
9
Product Memory Mapping Overview
10
Processor and Architecture
11
Prefetch Cache (PCHE)
12
Cortex M Cache Controller (CMCC)
13
Secure Boot ROM
14
eFuse Controller
15
Security Features
16
Flash Controller (FC)
17
Device Service Unit (DSU)
18
Clock and Reset Unit (CRU)
19
Power Management Unit (PMU)
20
Watchdog Timer (WDT)
21
Deadman Timer (DMT)
22
RAM Error Correction Code (RAMECC)
23
System Configuration and Register Locking (CFG)
24
Peripheral Module Disable (PMD)
25
Peripheral Access Controller (PAC)
26
Real-Time Counter and Calendar (RTCC)
27
Direct Memory Access Controller (DMAC)
28
External Interrupt Controller (EIC)
29
Configurable Custom Logic (CCL)
30
Frequency Meter (FREQM)
31
Event System (EVSYS)
32
Serial Communication Interface (SERCOM)
33
SERCOM Synchronous and Asynchronous Receiver and Transmitter (SERCOM USART)
34
SERCOM Serial Peripheral Interface (SERCOM SPI)
35
SERCOM Inter-Integrated Circuit (SERCOM I
2
C)
36
Quad Serial Peripheral Interface (QSPI)
36.1
Overview
36.2
Features
36.3
Block Diagram
36.4
Signal Description
36.5
Product Dependencies
36.6
Functional Description
36.6.1
Principle of Operation
36.6.2
Basic Operation
36.6.3
Transfer Data Rate
36.6.4
Serial Clock Baud Rate
36.6.5
Serial Clock Phase and Polarity
36.6.6
Transfer Delays
36.6.7
QSPI SPI Mode
36.6.8
QSPI Serial Memory Mode
36.6.9
Scrambling/Unscrambling Function
36.6.10
DMA Operation
36.6.11
Interrupts
36.7
Register Summary
36.8
Register Description
37
Analog-to-Digital Converter (ADC)
38
Automated Touch Sensing using the Enhance Capacitive Voltage Divider (CVD)
39
Analog Comparators (AC)
40
Digital-to-Analog Converter (DAC)
41
Timer/Counter (TC)
42
Timer/Counter for Control Applications (TCC)
43
Controller Area Network (CAN)
44
Universal Serial Bus (USB)
45
Ethernet Media Access Controller (ETH)
46
Quadrature Encoder Interface (QEI)
47
Low-Cost Controllerless (LCC)
48
802.15.4 Bluetooth® Radio Subsystem
49
Electrical Characteristics
50
Packaging Information
51
Appendix A: Regulatory Approval
52
Appendix B: Acronyms and Abbreviations
53
Document Revision History
Microchip Information
36.6 Functional Description
