CR16MCS9VJE8/NOPB

Program Memory Type:	FLASH
Base Part Number:	CR16MCS9
Supplier Device Package:	80-MQFP
Package / Case:	80-QFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	External
Data Converters:	A/D 8x12b
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 5.5 V
RAM Size:	3K x 8
EEPROM Size:	2K x 8
Series:	CompactRISC™
Program Memory Size:	64KB (64K x 8)
Number of I/O:	56
Peripherals:	POR, PWM, WDT
Connectivity:	ACCESS.Bus (2-Wire/I²C, SMBus), CANbus, Microwire/Plus (SPI), UART/USART
Speed:	16MHz
Core Size:	16-Bit
Core Processor:	CR16B
Part Status:	Obsolete
Packaging:	Tray

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CR16MCS9VJE8/NOPB Application Field and Working Principle

Introduction

The CR16MCS9VJE8/NOPB is an embedded microcontroller developed by US Microchip Technology and is designed to be used in consumer and industrial applications. It has a 16-bit CPU core that utilizes the advanced MIPS16e process as its instruction set, and offers a wide range of functions including A/D conversion, PWM control, 32-bit I/O port, LCD control, and interrupt masking.

Application Field

The CR16MCS9VJE8/NOPB is well suited for a variety of industrial and consumer applications such as medical and home appliances, industrial automation, automotive, computer peripherals, and LED lighting. In these applications, the microcontroller can be used to perform various tasks such as motor control, actuator control, signal processing, monitoring, and control. The 32-bit I/O port also enables the user to easily interface the microcontroller with various sensors, motors, and other external devices.

Architecture

The CR16MCS9VJE8/NOPB microcontroller sports a 16-bit CPU core that operates at a clock frequency of up to 20MHz. It is equipped with 8KB of ROM and 5KB of RAM, which are used for the storage of user-defined code and data respectively. Additionally, the microcontroller also contains a two-channel LCD controller, two network-enabled TCP/IP protocol engines, as well as several peripherals such as Universal Asynchronous Receiver/Transmitter (UART), I2C, and SPI interfaces.

Communications

The CR16MCS9VJE8/NOPB microcontroller supports the use of several types of communication protocols, including the Serial Peripheral Interface (SPI) and the I2C. These are used to transfer data to and from external devices. Additionally, the microcontroller also features two on-board Universal Asynchronous Receiver/Transmitter (UART) channels, which can be used to establish a connection with an external network and enable remote control over the microcontroller.

Power Management

The CR16MCS9VJE8/NOPB microcontroller utilizes a low power sleep mode to reduce power consumption and extend battery life, making it well suited for battery powered applications. During sleep mode, the microcontroller will enter a low power standby mode, thus allowing all internal operations to be stopped and significantly reducing power consumption.

Security

The microcontroller also contains an on-board security subsystem which provides protection against unauthorized access to the microcontroller\'s memory and internal resources. The security subsystem consists of a secure state machine and a specialized encryption engine which ensure that data and commands can only be accessed by authorized users. Additionally, the microcontroller also includes a hardware random number generator which can be used to further enhance security by creating unique encryption keys for each session.

Working Principle

The working principle of the CR16MCS9VJE8/NOPB microcontroller is based on the pipelining concept. The processor executes instructions in a pipeline; the instructions are fetched from memory in the first stage, then decoded in the second stage and finally executed in the third stage. This allows the processor to simultaneously execute multiple instructions within a single clock cycle, resulting in higher performance and lower power consumption.

Conclusion

The CR16MCS9VJE8/NOPB is a powerful and versatile embedded microcontroller that is designed to be used in a variety of applications. It has a 16-bit CPU core that utilizes the MIPS16e instruction set, 8KB of ROM and 5KB of RAM, as well as a range of peripherals and communication interfaces. The microcontroller also includes an on-board security subsystem and a low power sleep mode which enables it to efficiently power devices for extended periods of time.

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