PIC17C44-33/L

Program Memory Type:	OTP
Base Part Number:	PIC17C44
Supplier Device Package:	44-PLCC (16.59x16.59)
Package / Case:	44-LCC (J-Lead)
Operating Temperature:	0°C ~ 70°C (TA)
Oscillator Type:	External
Data Converters:	--
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 6 V
RAM Size:	454 x 8
EEPROM Size:	--
Series:	PIC® 17C
Program Memory Size:	16KB (8K x 16)
Number of I/O:	33
Peripherals:	POR, PWM, WDT
Connectivity:	UART/USART
Speed:	33MHz
Core Size:	8-Bit
Core Processor:	PIC
Part Status:	Active
Packaging:	Tube

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Introduction

The PIC17C44-33/L is a single-chip 8-bit CMOS microcontroller designed by Microchip Technology. It is part of the mid-range 16-bit PIC family and is the most powerful 8-bit microcontroller in the range. The chip is primarily employed in embedded applications such as motor control, industrial equipment, robotics, home appliances and automotive systems. This article serves as an introduction to the Application field and Working Principles of the PIC17C44-33/L.

Application Fields

The PIC17C44-33/L is commonly used in embedded applications such as robotics, motor control, industrial equipment, home appliances and automotive systems. In robotics, the PIC17C44-33/L is used for motion control, sensory feedback and servo energy management. In motor control, it is used for speed, torque and positional control. In industrial equipment, the PIC17C44-33/L is used for machine control, automated systems and data communication between various pieces of equipment. In home appliances, it is used for regulating temperature, operating functions, and providing data to the user interface. In automotive systems, the PIC17C44-33/L is used for powertrain management, anti-lock brake systems, along with driver and passenger safety systems.

Features & Benefits

The PIC17C44-33/L is a single-chip 8-bit microcontroller designed by Microchip Technology. The processor operates with a maximum frequency of 33Mhz and is equipped with 256 bytes of SRAM, 2048 bytes of FLASH program memory, 16-bit Program Counter and 8 channels of 10-bit analog-to-digital conversion. The chip can be programmed and debugged using MPLAB or ICD2 tools. It features 4-volatile registers, 4-fixed point registers, and 20-bit wide-word addressing. The chip also supports a 8-channel-8-bit Pulse Width Modulator (PWM) for driving high-power loads. The Application Specific Standard Product (ASSP) offers a wide range of features such as SPI, USART, I2C, PWM, PSI, 3-phase motor control, watchdog timer, and real-time clock.

Working Principles

The PIC17C44-33/L operates on an 8-bitharvard architecture. The lower-level commands are executed with an 8-bit address bus and a 16-bit data bus. The chip supports 16-bit arithmetic logic unit (ALU) with 8 general purpose registers and 4 special registers. The instruction set is designed to be optimized for embedded applications. The chip also contains a Sleep mode which can be used to reduce power consumption while idle.The chip uses a Harvard architecture with a program memory ceiling of 2048 bytes or one kilobyte. This architecture provides the PIC17C44-33/L with efficient and fast instruction execution, enhanced control, and user-defined functions. The chip also features a 16-bit Program Counter which eliminates the need for external counters or programs for loading small amounts of data.The PIC17C44-33/L contains an embedded debug system which allows users to view and modify memory locations, set breakpoints, and trace program flow. The embedded debug system features built-in Viewer/Projector tools which allows users to optimize and debug code. The debug system is powered by the Pic18F family of microcontrollers.

Conclusion

The PIC17C44-33/L is a powerful 8-bit microcontroller designed by Microchip Technology. The processor is primarily used in embedded applications such as robotics, motor control, industrial equipment, home appliances and automotive systems. The chip has a maximum speed of 33MHz, 256 bytes of SRAM, 2048 bytes of FLASH program memory, 16-bit Program Counter and 8 channels of 10-bit A/D conversion. It also features a 16-bit arithmetic logic unit (ALU) with 8 general-purpose registers and 4 special registers and an embedded debug system. The chip offers a wide range of features and benefits for optimized embedded programming and can be programmed and debugged using MPLAB or ICD2 tools.

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