CHAPTER 1 OVERVIEW

Table 1.7-1

Pin Functions Description (2/2)

 

 

 

 

 

 

Pin No.

Pin

Circuit

Function

 

 

 

 

 

 

 

 

name

type

 

SHDIP32*1

 

SSOP34*2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

18

P32/UI/

B

General-purpose CMOS I/O ports.

 

 

 

 

SI

 

This pin also serves as the data input pin for the UART or 8-bit

 

 

 

 

 

 

serial I/O. The resource is a hysteresis input.

 

 

 

 

 

 

 

 

15

 

15

P33/EC

B

General-purpose CMOS I/O ports.

 

 

 

 

 

 

This pin also serves as the external clock input pin for the 8/16-bit

 

 

 

 

 

 

capture timer/counter. The resource is a hysteresis input.

 

 

 

 

 

 

 

 

14

 

14

P34/

B

General-purpose CMOS I/O ports.

 

 

 

 

TO/

 

This pin also serves as the output pin for the 8/16-bit capture timer/

 

 

 

 

INT10

 

counter or as the input pin for external interrupt 1. The resource is a

 

 

 

 

 

 

hysteresis input.

 

 

 

 

 

 

 

 

13

 

13

P35/

B

General-purpose CMOS I/O ports.

 

 

 

 

INT11

 

These pins also serve as the input pin for external interrupt 1. The

 

 

 

 

 

 

resource is a hysteresis input.

 

 

 

 

 

 

 

 

12

 

12

P36/

B

General-purpose CMOS I/O ports.

 

 

 

 

INT12

 

These pins also serve as the input pin for external interrupt 1. The

 

 

 

 

 

 

resource is a hysteresis input.

 

 

 

 

 

 

 

 

11

 

11

P37/

E

General-purpose CMOS I/O ports.

 

 

 

 

BZ/

 

This pin also serves as the buzzer output pin or the 12-bit PPG

 

 

 

 

PPG

 

output pin.

 

 

 

 

 

 

 

 

20

 

21

P50/

E

General-purpose CMOS I/O ports.

 

 

 

 

PWM

 

This pin also serves as the 8-bit PWM timer output pin.

 

 

 

 

 

 

 

 

24 to 27

 

26 to 29

P40/

F

General-purpose CMOS I/O ports.

 

 

 

 

AN0 to

 

These pins can also be used as N-ch open-drain ports.

 

 

 

 

P43/

 

These pins also serve as 10-bit A/D converter analog input pins.

 

 

 

 

AN3

 

 

 

 

 

 

 

 

 

 

21 to 23

 

23 to 25

P70 to

E

General-purpose CMOS I/O ports.

 

 

 

 

P72

 

 

 

 

 

 

 

 

 

 

32

 

34

VCC

--

Power supply pin

 

10

 

10

VSS

--

Power (GND) pin

 

16

 

17

C

--

MB89F202/F202RA:

 

 

 

 

 

 

Capacitance pin for regulating the power supply.

 

 

 

 

 

 

Connect an external ceramic capacitor of about 0.1∝F.

 

 

 

 

 

 

MB89202:

 

 

 

 

 

 

This pin is not internally connected. It is unnecessary to connect

 

 

 

 

 

 

a capacitor.

 

 

 

 

 

 

 

 

--

 

16, 22

N.C.

--

Internally connected pins

 

 

 

 

 

 

Be sure to leave it open.

 

 

 

 

 

 

 

*1 : DIP-32P-M06

 

 

 

 

*2 : FPT-34P-M03

 

 

 

 

13

Page 28 Page 30
Page 29
Image 29
Fujitsu F202RA, MB89202 manual Pin Functions Description 2/2
Page 28 Page 30

F202RA, MB89202 specifications

The Fujitsu MB89202 and F202RA microcontrollers are part of the 16-bit microcontroller family, renowned for their robust performance and versatility in a variety of embedded system applications. These devices are tailored for high-efficiency operation across diverse industries, including automotive, consumer electronics, and industrial automation.

One of the main features of the MB89202 is its powerful CPU core, which operates at a clock speed of up to 20 MHz. This enables the microcontroller to perform complex calculations and consumer-grade applications seamlessly. The architecture is designed to handle multiple tasks effectively, making it suitable for real-time operations.

Memory capacity is a vital characteristic of the MB89202, featuring on-chip RAM and ROM configurations. The microcontroller can accommodate different memory variants, providing developers with flexibility in memory allocation based on their application requirements. This adaptability facilitates applications ranging from simple control systems to complex data processing tasks.

The F202RA variant extends the capabilities of the MB89202 by integrating advanced peripheral functions. It includes built-in timers, A/D converters, and serial communication interfaces, which are essential for interfacing with other hardware components or sensors. The availability of these peripherals reduces the need for additional external circuits, thus contributing to a more compact and cost-effective design.

In terms of power management, the MB89202 series employs advanced power-saving technologies. The microcontroller offers various low-power modes, enabling devices to conserve energy during idle times, making it highly suitable for battery-operated applications. This characteristic not only enhances the efficiency of devices but also extends their operational lifespan.

Moreover, the Fujitsu MB89202 series incorporates robust protection features, including watchdog timers and failure detection mechanisms. These safety features ensure reliable operation in critical systems, making them a preferred choice in applications where failure is not an option.

The MB89202 and F202RA microcontrollers also support a range of development tools and environments, including integrated development environments (IDEs) and software libraries, which facilitate rapid application development. With these tools, developers can efficiently prototype, debug, and optimize their applications.

In summary, the Fujitsu MB89202 and F202RA microcontrollers stand out with their efficient performance, extensive memory options, integrated peripherals, and power-saving capabilities, making them ideal for a wide array of embedded applications. Their reliability and robustness further enhance their attractiveness for designers seeking advanced microcontroller solutions.
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