FUJITSU SEMICONDUCTOR
CONTROLLER MANUAL
CM25-10147-1E
2
MC-8L
F
8-BIT MICROCONTROLLER
MB89470 Series
HARDWARE MANUAL
2
MC-8L
F
8-BIT MICROCONTROLLER
MB89470 Series
HARDWARE MANUAL
FUJITSU LIMITED
PREFACE
I
Objectives and Intended Reader
The MB89470 series has been developed as a general-purpose version of the F2MC*-8L family
consisting of proprietary 8-bit, single-chip microcontrollers. The MB89470 series is applicable to
home appliance as well as in a wide range of applications for consumer product.
This manual describes the functions and operation of the MB89470 series and is aimed at
engineers using the MB89470 series of microcontrollers to develop actual products. See the F
2
MC-
8L MB89600 Series Programming Manual for details on the MB89470 instruction set.
I
Trademarks
F
2
MC is the abbreviation of FUJITSU Flexible Microcontroller.
Other system and product names in this manual are trademarks of respective companies or
organizations.
I
Structure of this manual
This manual contains the following 15 chapters:
CHAPTER 1 "OVERVIEW"
This chapter describes the features and basic specifications of the MB89470 series.
CHAPTER 2 "HANDLING DEVICE"
This chapter describes points to note when using the general-purpose single-chip
microcontroller.
CHAPTER 3 "CPU"
This chapter describes the functions and operation of the CPU.
CHAPTER 4 "I/O PORTS"
This chapter describes the functions and operation of the I/O ports.
CHAPTER 5 "TIMEBASE TIMER"
This chapter describes the functions and operation of the timebase timer.
CHAPTER 6 "WATCHDOG TIMER"
This chapter describes the functions and operation of the watchdog timer.
CHAPTER 7 "WATCH PRESCALER"
This chapter describes the functions and operation of the watch prescaler.
CHAPTER 8 "8-BIT PWM TIMER"
This chapter describes the functions and operation of the 8-bit PWM timer.
CHAPTER 9 "PULSE WIDTH COUNT TIMER (PWC)"
This chapter describes the functions and operation of the pulse width count timer (PWC).
CHAPTER 10 "8/16-BIT TIMER/COUNTER"
This chapter describes the functions and operation of the 8/16-bit Timer/Counter.
i
51单片机