Program Memory Type:	OTP
Base Part Number:	MC68S711
Supplier Device Package:	52-PLCC (19.1x19.1)
Package / Case:	52-LCC (J-Lead)
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	External
Data Converters:	A/D 8x8b
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 5.5 V
RAM Size:	512 x 8
EEPROM Size:	512 x 8
Series:	HC11
Program Memory Size:	12KB (12K x 8)
Number of I/O:	38
Peripherals:	POR, WDT
Connectivity:	SCI, SPI
Speed:	2MHz
Core Size:	8-Bit
Core Processor:	HC11
Part Status:	Obsolete
Packaging:	Tube

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Introduction

The MC68S711E9CFN2 is an 8-bit microcontroller used in embedded systems based on the Motorola 6809 architecture. It is typically used in applications such as industrial or automotive control systems or home automation. This article will discuss the application field and working principles for the MC68S711E9CFN2 microcontroller.

Application Field

The MC68S711E9CFN2 microcontroller has a number of applications in industry, automotive, and home. It is a popular choice for embedded systems due to its low cost and its good performance. For industrial control systems, the MC68S711E9CFN2 is used in applications such as motor control, temperature control, process control, and data acquisition. For automotive control, the microcontroller is used in application such as ignition control, cruise control, anti-lock brakes, and engine management systems. Finally, it is also commonly used in home automation systems, providing low-level control of lighting, HVAC systems, and electric window shades.

MC68S711E9CFN2 Working Principle

The MC68S711E9CFN2 is an 8-bit microcontroller based on the Motorola 6809 architecture. This architecture allows the microcontroller to be programmed in assembly language, and it also includes features such as memory protection and interrupts. The processor core contains 16K of on-chip memory and 32 general purpose I/O pins. The processor clock is generated by an external oscillator and can operate at frequencies up to 8 MHz.The MC68S711E9CFN2 has an accumulator and index registers, as well as a program counter and stack pointer. The processor can be operated in a range of different modes, which allows it to execute code at different speeds and with different power requirements. The microcontroller also supports one-word and two-word addressing, as well as a range of addressing modes.The MC68S711E9CFN2 includes several on-board peripherals such as a timer and serial communication interface. The timer is used to generate periodic interrupts, while the serial communication interface enables the processor to interface with external devices such as displays and sensors. The microcontroller also includes several logic functions such as shift registers, NAND gates, and memory protection.

Conclusion

The MC68S711E9CFN2 is an 8-bit microcontroller based on the Motorola 6809 architecture. It is typically used in applications such as industrial or automotive control systems or home automation. This article has discussed the application field and working principles for the MC68S711E9CFN2 microcontroller. The microcontroller is a good choice for embedded systems due to its low cost and good performance. It includes 16K of on-chip memory, 32 general purpose I/O pins, and an oscillator running up to 8MHz. It also has a range of on-board peripherals such as a timer, serial communication interface, and logic functions.

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