S9S12B128F0MFUE

Program Memory Type:	FLASH
Base Part Number:	S9S12B128
Supplier Device Package:	80-QFP (14x14)
Package / Case:	80-QFP
Operating Temperature:	-40°C ~ 125°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 8x10b
Voltage - Supply (Vcc/Vdd):	2.35 V ~ 5.5 V
RAM Size:	4K x 8
EEPROM Size:	1K x 8
Series:	HCS12
Program Memory Size:	128KB (128K x 8)
Number of I/O:	59
Peripherals:	POR, PWM, WDT
Connectivity:	CANbus, I²C, SCI, SPI
Speed:	25MHz
Core Size:	16-Bit
Core Processor:	HCS12
Part Status:	Not For New Designs
Packaging:	Tray

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IntroductionThe S9S12B128F0MFUE is an embedded microcontroller designed by Freescale Semiconductor Inc. It has multiple applications fields such as automotive, industrial, medical and consumer products. The S9S12B128F0MFUE is based on the 68HC12B32 core with dual 8-bit 8MHz CPU and is equipped with 128kB of Flash memory and 4kB RAM.FunctionalityThe S9S12B128F0MFUE has a number of built-in features to maximize its efficiency in both real-time and stand-alone applications. It is equipped with an on-chip motor control peripheral to provide two-phase motor drive capability. It also includes 16-bit ADCs for high speed and accuracy. Furthermore, the device has an internal oscillator for very low power operation, as well as an internal voltage regulator.The S9S12B128F0MFUE also supports serial communications including USB, I2C, UART, SPI and CAN. All of these interfaces allow the microcontroller to communicate with external components, motors and sensors.In addition, the S9S12B128F0MFUE also has an on-chip pulse-width modulation (PWM) unit. This unit is used to provide a range of signals to control the speed of motors and other devices.FeaturesThe S9S12B128F0MFUE has a range of features designed to maximize its performance in both real-time and stand-alone applications.The microcontroller is integrated with dual 8-bit 8MHz CPU and up to 128kB of flash memory. It also includes 4kB of RAM, 16-bit ADCs for high speed and accuracy, an internal oscillator for very low power operation and an on-chip motor control peripheral for two-phase motor drive control. Moreover, it also provides serial communications for USB, I2C, UART, SPI and CAN.Working PrincipleThe S9S12B128F0MFUE microcontroller works on the principle of RISC (reduced instruction set computers). This means that the device is designed to work on a low amount of instructions, which are designed to be simple, fast and efficient.The function of an RISC-based processor is to read instructions from memory, decode them, and execute the instructions. The instructions can be either machine code instructions to move data around in memory or perform simple operations, or they can be complex mathematical or logical operations.With the help of the operating system, the microcontroller performs basic control functions and schedules tasks, such as reading data from sensors and controlling outputs. The CPU is also responsible for managing communication protocols such as USB, I2C, UART and SPI.The PWM unit is responsible for controlling the speed and direction of motors. The PWM unit uses pulse width modulation to control the power supplied to the motors, thereby controlling their speed.ConclusionThe S9S12B128F0MFUE is an embedded microcontroller designed to maximize its efficiency in real-time and stand-alone applications. It has multiple applications fields such as automotive, industrial, medical and consumer products. It is based on the 68HC12B32 core with dual 8-bit CPUs and up to 128kB of Flash memory and 4kB RAM. The S9S12B128F0MFUE is equipped with 16-bits ADCs for high speed and accuracy, a built-in motor control peripheral, an internal oscillator and a voltage regulator. It also supports a range of communication protocols including USB, I2C, UART, SPI and CAN. In addition, the S9S12B128F0MFUE has an on-chip pulse-width modulation unit for controlling motors. The microcontroller works on the principle of RISC, using a low amount of instructions for maximum efficiency.

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