PIC32CX屬于集成電路（IC）的微控制器。由美國微芯科技公司制造生產(chǎn)的PIC32CX微控制器微控制器產(chǎn)品是相對復(fù)雜的用戶可編程數(shù)字邏輯器件。這些產(chǎn)品與視為微控制器的器件密切相關(guān)，兩者之間的區(qū)別主要體現(xiàn)在制造商選擇的用詞。不過按照傳統(tǒng)，微控制器集成了工作存儲器，也更可能包含混合信號外設(shè)，并且往往與更簡單的軟件范例結(jié)合使用，旨在重復(fù)執(zhí)行一系列預(yù)定義的任務(wù)。

Operating Conditions (PIC32CX SG41)

? 1.71V - 3.63V, -40°C to +85°C, DC to 120 MHz

? 1.71V - 3.63V, -40°C to +125°C, DC to 100 MHz

Operating Conditions (PIC32CX SG60/SG61)

? 2.7V - 3.63V, -40°C to +85°C, DC to 120 MHz

? 2.7V - 3.63V, -40°C to +125°C, DC to 100 MHz

Core:

? Arm? Cortex?-M4F CPU running at up to 120 MHz:

– 403 CoreMark? at 120 MHz

– 4 KB combined instruction cache and data cache

– 8-Zone Memory Protection Unit (MPU)

– Thumb?-2 instruction set

– Embedded Trace Module (ETM) with instruction trace stream

– CoreSight Embedded Trace Buffer (ETB)

– Trace Port Interface Unit (TPIU)

– Floating Point Unit (FPU)

Memories

? 1 MB in-system self-programmable Flash with:

– Error Correction Code (ECC)

– Dual bank with Read-While-Write (RWW) support

– EEPROM hardware emulation

? 256 KB SRAM main memory

– 128 KB with Error Correction Code (ECC) RAM option

? Up to 4 KB of Tightly Coupled Memory (TCM)

? 8 KB additional SRAM

– Can be retained in backup mode

? Eight 32-bit backup registers

Low-Power and Power Management

? Idle, Standby, Hibernate, Backup, and Off sleep modes

? SleepWalking peripherals

? Battery backup support

? Embedded Buck/LDO regulator supporting on-the-fly selection

I/O

? Up to 99 programmable I/O pins

Security and Safety

? One Advanced Encryption System (AES) with 256-bit key length

and up to 2 MB/s data rate

– ECB, CBC, CFB, OFB, CTR modes of operation

– Supports counter with CBC-MAC mode

– Galois Counter Mode (GCM)

? True Random Number Generator (TRNG)

? Public Key Cryptography Controller (PUKCC) and associated

Classical Public Key Cryptography Library (PUKCL)

– RSA, DSA

– Elliptic Curves Cryptography (ECC) ECC GF(2n), ECC GF(p)

? Integrity Check Module (ICM) based on Secure Hash Algorithm

(SHA1, SHA224, SHA256), DMA assisted

? Permanent protection against Chip Erase, Boot section

Programming and Debug access, allowing Immutable Boot

(optional)

? Size-configurable Immutable Boot section in Flash with Boot

Read Protection, allowing secure boot support (optional)

Hardware Security Module (optional)

? Secure boot support: Validation of host code image and host

code signature validation

? Secure update support for host code: Secure encryption key

storage and image decryption

? X.509 Certificate storage, parsing, validation and revocation,

supporting both ECC and RSA

? High-speed SHA256, HMAC and AES-CMAC engines

? P224, P256 and P384 Elliptic Curve – ECDSA Sign/Verify

? ECDH support for P256 & P224 Curves

? ECBD support for P224 Curve

? SECP256K1 (Bitcoin/Blockchain curve) ECDSA support

? 256-bit Brainpool Elliptic Curve support – ECDSA, ECDH

? RSA - 2048 Sign/Verify, 3072 Verify, 1024 Encrypt/Decrypt

? 256 bit key generation and derivation

? 2048 bit RSA key generation and derivation

? Elliptic Curve Diffie Hellman (ECDH/ECDHE) Key Agreement

? NIST SP800-90 Random Number Generator (RNG)

? Internal symmetric and asymmetric key generation

Peripherals

? 32-channel Event System

? Eight Serial Communication Interfaces (SERCOM), each

configurable to operate as either:

– USART with full-duplex and single-wire half-duplex

configuration

– ISO7816

– I2C up to 3.4 MHz

– SPI with optional inter-byte space

– LIN host/client

– RS485

– Hardware Security Module interface (optional)

? Eight 16-bit Timers/Counters (TC) each configurable as:

– 16-bit TC with two compare/capture channels

– 8-bit TC with two compare/capture channels

– 32-bit TC with two compare/capture channels, by pairing two

TCs

? Two 24-bit Timer/Counters for Control (TCC), with extended

functions:

– Up to six compare channels with optional complementary

output

– Generation of synchronized pulse width modulation (PWM)

pattern across port pins

– Deterministic fault protection, fast decay and configurable

dead-time between complementary output

– Dithering increasing resolution with up to 5 bit and reducing

quantization error

? Three 16-bit Timer/Counters for Control (TCC) with extended

functions:

– Up to three compare channels with optional complementary

output

? 32-bit Real Time Counter (RTC) with clock/calendar function

? Up to 5 wake-up pins with tamper detection and debouncing filter

? Watchdog Timer (WDT) with Window mode

? CRC-32 generator

? One two-channel Inter-IC Sound Interface (I2S)

? Position Decoder (PDEC)

? Frequency meter (FREQM)

? Four Configurable Custom Logic (CCL)

? Dual 12-bit, 1 Msps ADC with up to 16 channels each:

– Differential and single-ended input

– Automatic offset and gain error compensation

– Oversampling and decimation in hardware to support 13-bit,

14-bit, 15-bit, or 16-bit resolution

Peripherals continued...

? Dual 12-bit, 1 Msps output DAC

? Two Analog Comparators (AC) with Window Compare function

? Parallel Capture Controller (PCC), up to 14 bits wide

? Peripheral Touch Controller (PTC)

– Capacitive Touch buttons, sliders, and wheels

– Wake-up on touch

– Up to 32 self-capacitance and up to 256 mutualcapacitance

channels

High-Performance Peripherals

? 32-channel Direct Memory Access Controller (DMAC)

– Built-in CRC with memory CRC generation/monitor

hardware support

? Two SD/MMC Host Controller (SDHC)

– Up to 50 MHz operation

– 4-bit or 1-bit interface

– Compatibility with SD and SDHC memory card specification

version 3.01

– Compatibility with SDIO specification version 3.0

– Compliant with JDEC specification, MMC memory cards

V4.51

? One Quad I/O Serial Peripheral Interface (QSPI)

– eXecute-In-Place (XIP) support

– Dedicated AHB memory zone

? One Ethernet MAC

– 10/100 Mbps with dedicated DMA

– IEEE? 1588 Precision Time Protocol (PTP) support

– IEEE 1588 Time Stamping Unit (TSU) support

– IEEE802.3AZ energy efficiency support

– Support for 802.1AS and 1588 precision clock

synchronization protocol

– Wake on LAN support

? Two Controller Area Network (CAN)

– Support for CAN 2.0A/CAN 2.0B and CAN-FD (ISO

11898-1:2015)

? One Full-Speed (12 Mbps) Universal Serial Bus (USB) 2.0

interface

– Embedded host and device function

– Eight endpoints

– On-chip transceiver with integrated serial resistor

System

? Power-on Reset (POR) and Brown-out Detection (BOD)

? Internal and external clock options

? External Interrupt Controller (EIC)

? 16 external interrupts

? One non-maskable interrupt

Clock Management

? 32.768 kHz crystal oscillator (XOSC32K) with Clock failure

detection

? Two 8 MHz to 48 MHz crystal oscillator (XOSC) with Clock failure

detection

? 32.768 kHz ultra low-power internal oscillator (OSCULP32K)

? 48 MHz Digital Frequency Locked Loop (DFLL48M)

? Two 96-200 MHz Fractional Digital Phased Locked Loop

(FDPLL200M)

Software and Tools Support: Develop Prototypes Quickly With A

Powerful, Easy-to-Use Ecosystem

? Get the code off to a head start with MPLAB? Code Configurator

? Graphically configure peripherals, software libraries, and

supported RTOS with MPLAB Harmony

? Download MPLAB XC Compiler

? Take advantage of MPLAB X IDE's support for 32-bit MCUs

? Select the best debugger for the project: MPLAB ICE, ICD, or

PICkit?

Debugger Development Support

? Two-pin Serial Wire Debug (SWD) programming and debugging

interface

? Six hardware breakpoints and four data watchpoints