16-bit microprocessor IC for 5V, 16MHz applications
Manufacturer： intel
# Introduction to the N80C196MC Product Series
## 1. Overview
The N80C196MC product series is a remarkable line of microcontrollers that has made significant inroads in various industrial and embedded system applications. Developed with advanced semiconductor technology, these microcontrollers offer a unique combination of high - performance computing capabilities, rich peripheral features, and excellent reliability, making them a top choice for engineers and designers working on complex projects.
## 2. Core Architecture
### 2.1 CPU
At the heart of the N80C196MC series is a powerful 16 - bit CPU. This CPU architecture provides a high - speed processing core that can execute instructions efficiently. It has a large address space, allowing it to access a significant amount of memory, which is crucial for handling complex algorithms and large - scale data processing tasks. The CPU also features a high - performance instruction set that includes arithmetic, logical, and control instructions, enabling it to perform a wide range of operations with ease.
### 2.2 Memory
- **On - chip Memory**: The N80C196MC microcontrollers come with a substantial amount of on - chip memory. This includes both program memory (ROM or Flash) and data memory (RAM). The on - chip program memory allows for the storage of the application code, eliminating the need for external memory in many cases. The data memory provides a fast and convenient space for storing variables, intermediate results, and other data during program execution.
- **Memory Expansion**: In addition to the on - chip memory, the series supports memory expansion. This means that if the application requires more memory than the on - chip resources can provide, external memory chips can be easily interfaced with the microcontroller, providing flexibility for different application requirements.
## 3. Peripheral Features
### 3.1 Motor Control Peripherals
One of the standout features of the N80C196MC series is its dedicated motor control peripherals.
- **PWM Generators**: These microcontrollers are equipped with high - resolution Pulse Width Modulation (PWM) generators. The PWM signals are essential for controlling the speed and torque of motors. The high - resolution feature allows for precise control, enabling smooth and efficient motor operation. Multiple PWM channels are available, which can be used to control multiple motors simultaneously or to implement more complex motor control strategies.
- **A/D Converters**: Analog - to - Digital (A/D) converters are integrated into the N80C196MC. These converters are used to sample analog signals such as motor current, voltage, and position sensors. The high - speed and high - resolution A/D converters ensure accurate measurement of these analog signals, which is crucial for closed - loop motor control systems.
### 3.2 Communication Peripherals
- **Serial Communication**: The series supports various serial communication protocols, including UART (Universal Asynchronous Receiver - Transmitter), SPI (Serial Peripheral Interface), and I2C (Inter - Integrated Circuit). UART is commonly used for communication with external devices such as computers, sensors, and other microcontrollers over long distances. SPI provides a high - speed serial communication interface, which is suitable for communicating with high - speed peripherals. I2C is a multi - master, multi - slave communication protocol that is widely used for connecting low - speed devices on a single bus.
- **CAN Bus**: Some models in the N80C196MC series are equipped with a Controller Area Network (CAN) bus interface. CAN bus is a robust and reliable communication protocol that is widely used in automotive and industrial applications. It allows for high - speed communication between multiple nodes in a network, making it ideal for distributed control systems.
### 3.3 Timer/Counter Modules
The microcontrollers