CHAPTER 9 12-BIT PPG TIMER

Table 9.1-2 Resolutions and Output Pulse Cycle Periods Supported when the Timer is Used as a 12-bit PPG (2/2)

Compare

Range of

 

Output pulse cycle period

 

 

 

available

 

 

 

 

 

Minimum-

value for

 

 

 

 

 

compare

 

 

 

 

Resolution

step duty

cycle

Count clock

Count clock

Count clock

Count clock

values for

 

cycle

period

= 2 tINST

= 4 tINST

= 16 tINST

= 256 tINST

 

"H" width

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

1 to 9

18 tINST

36 tINST

144 tINST

2304 tINST

1/9

11.1%

10

1 to 10

20 tINST

40 tINST

160 tINST

2560 tINST

1/10

10.0%

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

20

1 to 20

40 tINST

80 tINST

320 tINST

5120 tINST

1/20

5.0%

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

100

1 to 100

200 tINST

400 tINST

1600 tINST

25600 tINST

1/100

1.0%

 

 

 

 

 

 

 

 

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

500

1 to 500

1000 tINST

2000 tINST

8000 tINST

128000 tINST

1/500

0.2%

 

 

 

 

 

 

 

 

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

1000

1 to 1000

2000 tINST

4000 tINST

16000 tINST

256000 tINST

1/1000

0.1%

 

 

 

 

 

 

 

 

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

2000

1 to 2000

4000 tINST

8000 tINST

32000 tINST

512000 tINST

1/2000

0.05%

 

 

 

 

 

 

 

 

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

3000

1 to 3000

6000 tINST

12000 tINST

48000 tINST

768000 tINST

1/3000

0.03%

 

 

 

 

 

 

 

 

 

 

:

:

:

:

 

 

 

 

 

 

 

 

 

 

4095

1 to 4095

8190 tINST

16380 tINST

65520 tINST

1048320 tINST

1/4095

0.02%

 

 

 

 

 

 

 

 

tINST: Instruction cycle

 

 

 

 

 

 

208

Page 223 Page 225
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Image 224
Fujitsu MB89202, F202RA manual 208
Page 223 Page 225

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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