EZ80F920120MOD
8-bit microcontrollers with Ethernet, 1MB flash, and 512K SRAM
Manufacturer： zilog
series introduction
# EZ80F920120MOD Product Series Introduction
## 1. Overview
The EZ80F920120MOD product series represents a cutting - edge line of microcontrollers engineered to meet the diverse and demanding requirements of modern embedded systems. These microcontrollers combine high - performance capabilities with ease of use, making them an ideal choice for a wide range of applications, from industrial automation to consumer electronics.
## 2. Key Features
### 2.1 Processor Core
- **High - Speed Operation**: At the heart of the EZ80F920120MOD series is a powerful Z80 - compatible processor core. It operates at a clock speed of up to 120 MHz, enabling rapid execution of instructions and efficient handling of complex tasks. This high - speed processing capability allows for real - time data processing, quick response to external events, and smooth operation of multi - tasking applications.
- **Instruction Set Compatibility**: The Z80 - compatible instruction set provides backward compatibility with existing Z80 - based systems. This means that developers can leverage their existing codebase and programming knowledge, significantly reducing development time and cost. It also allows for easy migration of legacy systems to the more advanced EZ80F920120MOD platform.
### 2.2 Memory
- **On - Chip Memory**: The microcontrollers in this series come equipped with a generous amount of on - chip memory. They feature up to [X] kilobytes of Flash memory for program storage and [Y] kilobytes of SRAM for data storage. The Flash memory is non - volatile, which means that the program code remains intact even when the power is turned off. This is crucial for applications where reliable and persistent storage of the program is required.
- **Memory Expansion**: In addition to the on - chip memory, the EZ80F920120MOD series supports external memory expansion. This allows developers to increase the available memory space as needed, enabling the implementation of more complex applications that require large amounts of data storage or code execution.
### 2.3 Peripherals
- **UART, SPI, and I2C Interfaces**: The series includes multiple Universal Asynchronous Receiver - Transmitter (UART), Serial Peripheral Interface (SPI), and Inter - Integrated Circuit (I2C) interfaces. These interfaces facilitate seamless communication with a variety of external devices such as sensors, actuators, displays, and other microcontrollers. The UART interface is commonly used for serial communication over long distances, while the SPI and I2C interfaces are suitable for high - speed and low - pin - count communication, respectively.
- **Timers and Counters**: There are several timers and counters available on the EZ80F920120MOD microcontrollers. These can be used for a variety of purposes, including generating precise time delays, measuring time intervals, and controlling the speed of motors or other actuators. The timers can be configured in different modes, such as one - shot, periodic, and capture/compare modes, providing flexibility in application design.
- **Analog - to - Digital Converter (ADC)**: An integrated ADC is included in the series, which allows for the conversion of analog signals from sensors into digital values that can be processed by the microcontroller. The ADC typically has a high resolution (e.g., [Z] bits) and a fast conversion rate, enabling accurate and real - time measurement of analog quantities such as temperature, pressure, and voltage.
### 2.4 Low - Power Operation
- **Power - Saving Modes**: The EZ80F920120MOD series offers multiple power - saving modes, including idle mode, standby mode, and power - down mode. In idle mode,
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EZ80F920120MOD
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