Fujitsu MB90890 manual Development Environment, Typical Applications

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New Products

MB90890 Series

 

 

Improved data reliability

Data can be written in the chip without external communication,

eliminating concerns about data garble due to fluctuations in communications lines caused by external noise.

Table 1 provides a list of available packages in this series, Fig. 5 is a block diagram, and Fig. 6 shows pin assignments.

Development Environment

The new series is supported by SOFTUNETM V3, a FUJITSU integrated software development environment. The SOFTUNE V3 application software is designed to simplify programming tasks to meet the diversified needs of program designers. The hardware is compatible with MB2140 Series, an emulator for the F2MC Family that

Figure 5 Block Diagram

permits real-time debugging.

Table 2 lists available development tools.

Typical Applications

The new series is a lineup of 16-bit commodity-grade microcontrollers tailor-engineered for applications that require high-speed real-time processing, data rewriting, or data storage to nonvolatile memory while executing programs on flash memories. Each device is incorporated in a compact 48-pin package suitable for system board

installation within a limited mounting space.

NOTES

*SOFTUNE is a trademark of FUJITSU LIMITED.

X0X1

 

 

 

 

 

 

 

 

 

 

 

RSTX

 

 

 

 

Clock control circuit

 

 

 

 

 

X0AX1A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

 

 

 

 

 

 

Time-base timer

 

 

 

 

 

 

 

 

 

 

 

 

 

RAM

 

 

 

 

 

 

 

 

 

 

 

 

 

Dual-Operation Flash Memory

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pre-scaler

 

 

 

 

 

 

 

 

 

 

 

 

 

UART1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pre-scaler

 

SOT1

 

 

 

UART0

 

 

 

 

SCK1

 

 

 

 

 

SIN1

 

 

 

 

 

 

 

AVCC

 

 

 

 

 

 

AVSS

 

 

 

 

 

 

 

AN0 to AN7

 

 

8/10-bit A/D converter

 

 

 

AVR

 

 

(8-channel)

 

 

 

 

 

 

 

 

 

ADTG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPU

F2MC16LX core

 

 

 

 

 

 

 

 

 

 

 

 

 

16-bit free-running timer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bus

 

 

 

Input capture (4-channel)

 

 

 

IN0 to IN3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

dataInternal

 

 

 

16-bit PPG timer (2-channel)

 

 

 

PPG0 to PPG3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TX

 

 

 

 

 

 

 

 

 

 

 

 

CAN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DTP/External interruption

 

 

 

INT4 to INT7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TIN0TIN1

 

 

 

 

 

 

 

 

 

 

 

 

16-bit reload timer (2-channel)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOT0TOT1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2003 No.1

FIND Vol.21

15

Image 5
Contents Product Description F2MC-16LX FamilyResources Product FeaturesCPU RAMRead Package FPT-48P-M26Read RAM Available transmission of interruption vector domain Writing /erasing of flash memoryTypical Applications Development EnvironmentCmos Uart (SCI )P37/ADTG TOP ViewVSS MD2 MD1 MD0 RST

MB90890 specifications

The Fujitsu MB90890 is a high-performance microcontroller that stands out in the realm of embedded systems, particularly for automotive and industrial applications. Engineered with a focus on innovation, the MB90890 series showcases an array of characteristics that make it an ideal choice for various complex tasks.

One of the principal features of the MB90890 microcontroller is its advanced processing capability. It incorporates a 32-bit FR (Fujitsu RISC) core, which is optimized for high-speed processing and efficiency. With a clock frequency reaching up to 80 MHz, it delivers exceptional performance for real-time applications, allowing embedded systems to execute tasks with minimal latency.

The MB90890 also boasts a rich set of peripherals designed to enhance its functionality. It offers multiple communication interfaces, including CAN (Controller Area Network), UART (Universal Asynchronous Receiver-Transmitter), and I2C (Inter-Integrated Circuit). These interfaces facilitate seamless communication with other components in an automotive or industrial system, promoting interoperability and flexibility.

In terms of memory, the microcontroller comes with various configuration options, including Flash and RAM. This flexibility allows developers to choose the right memory size according to the specific needs of their application. The integrated Flash memory allows for reprogramming, enabling software updates or modifications without the need for hardware changes.

Power efficiency is another standout characteristic of the MB90890. Its low-power design enables devices to operate for extended periods without the need for frequent recharging or battery replacement. This is especially critical in automotive applications, where power consumption considerations can significantly impact overall system performance and longevity.

Safety features are paramount in automotive applications, and the MB90890 addresses this need through its compliance with established safety standards. The architecture is designed to support error detection and fault isolation, essential for critical functions in safety-critical systems.

Moreover, the MB90890 microcontroller supports various development tools and software environments, streamlining the design and development process. With support for development kits, software libraries, and a comprehensive ecosystem, engineers find it easier to bring their projects to life.

In summary, the Fujitsu MB90890 microcontroller combines high performance, advanced features, and safety compliance, making it an excellent choice for modern embedded applications. Its robust architecture and flexible design cater to the needs of diverse industries, ensuring that it remains a reliable solution in a competitive marketplace.