Instruction/ maintenance manual of the product MN101C49G Panasonic
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MICROCOMPUTER MN101C MN101C49G/49H/49K/F49K/P49K LSI Application Notes Excerption Pub.No.3144911-031E.
Request for your special attention an d precau tions in using the technic al information and semiconductors described in this book (1) If any of the p roducts or technical info rmation described in th.
About This Manual ■ Configuration of This Manual This LSI application note is c onsists of the following sections. Chapter 1 Overview This chapter describes the overview of this applic ation note. Chapter 2 Startup Program This chapter des cribes a startup p rocess necessary for executing a program .
■ Related Manuals Note that the following related docum ents are available. "MN101C49G/49H/49K/F49K/P49K LSI User's Manual" "MN101C Series C Compiler User's Manual: Language Description" <Describes the syntax of the C Compiler.
Chapter 1 Overview Chapter 2 Startup Program Chapter 3 Register Setup of Each Function Chapter 4 Sample Program 1 Chapter 5 Sample Program 2 Chapter 6 Appendix 1 Chapter 7 Appendix 2 1 2 3 6 7 4 5.
Table of Contents Chapter 1 Overview ............................................................................................................. ........................................ 13 1.1 Over view ..............................................
3.6 How to Inter rupt ................................................................................................................................................ 45 3.6.1 Interrupt vector table ....................................................
3.14.4 Setting co mmunica tion speed for UART .................................................................................... ........... 106 3.14.5 Notes and appl ications re lated to communi cation ch annel......................................
5.3 Sample Program Us ing Serial F unction....................................................................................... .................... 219 5.3.1 Serial prog ram...........................................................................
Chapter 3 Register Setup of Each Function 62 3.9 8-bit Timer, Initializing Peripherals There are five 8-bit timers comprising timer 0 to 4. The timer comprises a bin ary counter, a com pare register and a mode register. You can combin e two 8-bit timers, timer 0 and 1 or 2 and 3, to use as a 16-bit timer.
Chapter 3 Register Setup of Each Function 63 BIT3: "0" Stop count "1" Count operation BIT2, 1, 0: Clock source selectio n 000: High speed crystal clock oscillatio n frequency 001: .
Chapter 3 Register Setup of Each Function 64 001: Timer 3, prescaler output signal 010: Low speed crystal clock oscillation frequen cy 011: Synchronous low speed crysta l clock oscillation frequency 1.
Chapter 3 Register Setup of Each Function 65 20 MHz / 64 = 312500 312500 / 100 = 3125 This setting is not av ailable with the 8-bit timer. Setting by using low speed osci llation clock: 32.768 kHz/ 4 = 8192 8192 / 100 = 81.92 = approx. 82 If you set the formula 82 − 1 = 8 1, the interval timer with 10 milli seconds will be set.
Chapter 3 Register Setup of Each Function 66 #define TM0BC (*(volatile unsigned cha r *)TM0BC_adr ) #define TM0O C_adr 0x3F52 #define TM0OC (*(volatile unsigned cha r *)TM0OC_adr ) #define TM0M D_adr .
Chapter 3 Register Setup of Each Function 67 Figure 3 8-bit timer PWM operation timing chart The following section describes a sample program. /* Control da ta declaratio n */ #define TM4MOD 0x00 /* 0.
Chapter 3 Register Setup of Each Function 68 the interval outp ut for the interval tim er. Serial interface transfer cloc k generation You can use the ouput signal fro m a timer to generate a serial transfer clo ck. You can use the interva l timer and tim er output setting to set the tim er.
Chapter 3 Register Setup of Each Function 69 /* Register address decl aration */ #define TM2BC_adr 0x3F58 #define TM2BC (*(volatile unsigned cha r *)TM2BC_adr ) #define TM2OC_adr 0x3F5A #define TM2OC .
Inquiries If you have questions re garding techni cal inform ation on this m anual, please visit the foll owing URL. User Support Team Semiconductor Company Matsushita Electric Industrial Co.
SALES OFFICES NORTH AMERICA U.S.A. Sales Office: Panasonic Industrial Company [PIC] New Jersey Office: 2 Panasonic W ay Secaucus, New Jersey 07094, U.S.A. Tel:1-201-348-5257 Fax:1-201-392-4652 Chicago Office: 1707 N. Randall Road Elgin, Illinois 60123-7847, U.
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