CHAPTER 10 EXTERNAL INTERRUPT CIRCUIT 1 (EDGE)

225

10.1

Overview of External Interrupt Circuit 1

226

10.2

Configuration of External Interrupt Circuit 1

227

10.3

Pins of External Interrupt Circuit 1

229

10.4

Registers of External Interrupt Circuit 1

231

10.4.1 External Interrupt Control Register 1 (EIC1)

232

10.4.2 External Interrupt Control Register 2 (EIC2)

235

10.5

Interrupt of External Interrupt Circuit 1

237

10.6

Operations of External Interrupt Circuit 1

239

10.7

Program Example for External Interrupt Circuit 1

241

CHAPTER 11 EXTERNAL INTERRUPT CIRCUIT 2 (LEVEL)

243

11.1

Overview of External Interrupt Circuit 2

244

11.2

Configuration of External Interrupt Circuit 2

245

11.3

Pins of External Interrupt Circuit 2

246

11.4

Registers of External Interrupt Circuit 2

249

11.4.1 External Interrupt 2 Control Register (EIE2)

250

11.4.2 External Interrupt 2 Flag Register (EIF2)

252

11.5

Interrupt of External Interrupt Circuit 2

253

11.6

Operations of External Interrupt Circuit 2

254

11.7

Program Example for External Interrupt Circuit 2

256

CHAPTER 12

A/D CONVERTER

259

12.1

Overview of A/D Converter

260

12.2

Configuration of A/D Converter

261

12.3

Pins of A/D Converter

263

12.4

Registers of A/D Converter

265

12.4.1 A/D Control Register 1 (ADC1)

266

12.4.2 A/D Control Register 2 (ADC2)

268

12.4.3 A/D Data Register (ADDH and ADDL)

270

12.4.4 A/D Enable Register (ADEN)

271

12.5

Interrupt of A/D Converter

272

12.6

Operations of A/D Converter Functions

273

12.7

Notes on Using A/D Converter

275

12.8

Program Example for A/D Converter

277

CHAPTER 13

UART

279

13.1

Overview of UART

280

13.2

Configuration of UART

284

13.3

Pins of UART

287

13.4

Registers of UART

289

13.4.1 Serial Mode Control Register (SMC)

290

13.4.2 Serial Rate Control Register (SRC)

292

13.4.3 Serial Status and Data Register (SSD)

294

13.4.4 Serial Input Data Register (SIDR)

297

13.4.5 Serial Output Data Register (SODR)

298

13.4.6 Clock Divider Selection Register (UPC)

299

 

 

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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.