Manual Do Utilizadoríndice analíticoTable of contents6CHAPTER 1 HARDWARE14DESCRIPTION16FEATURES16APPLICATION16PIN CONFIGURATION17BLOCK DIAGRAM19PERFORMANCE OVERVIEW21PIN DESCRIPTION22MULTIFUNCTION23CONNECTIONS OF UNUSED PINS23PORT FUNCTION24DEFINITION OF CLOCK AND CYCLE24PORT BLOCK DIAGRAMS25FUNCTION BLOCK OPERATIONS30CPU30PROGRAM MEMOY (ROM)33DATA MEMORY (RAM)34INTERRUPT FUNCTION35EXTERNAL INTERRUPTS39TIMERS42WATCHDOG TIMER48SERIAL I/O49A-D CONVERTER54VOLTAGE COMPARATOR60RESET FUNCTION62VOLTAGE DROP DETECTION CIRCUIT65RAM BACK-UP MODE66CLOCK CONTROL70ROM ORDERING METHOD71LIST OF PRECAUTIONS72SYMBOL75LIST OF INSTRUCTION FUNCTION76INSTRUCTION CODE TABLE79MACHINE INSTRUCTIONS83CONTROL REGISTERS97BUILT-IN PROM VERSION101CHAPTER 2 APPLICATION1042.1 I/O pins1052.1.1 I/O ports1052.1.2 Related registers1072.1.3 Port application examples1102.1.4 Notes on use1122.2 Interrupts1142.2.1 Interrupt functions1142.2.2 Related registers1162.2.3 Interrupt application examples1192.2.4 Notes on use1282.3 Timers1292.3.1 Timer functions1292.3.2 Related registers1302.3.3 Timer application examples1332.3.4 Notes on use1422.4 Serial I/O1432.4.1 Carrier functions1432.4.2 Related registers1442.4.3 Operation description1452.4.4 Serial I/O application example1482.4.5 Notes on use1512.5 A-D converter1522.5.1 Related registers1532.5.2 A-D converter application examples1542.5.3 Notes on use1552.6 Voltage comparator1572.6.1 Voltage comparator function1572.6.2 Related registers1572.6.3 Notes on use1582.7 Reset1592.7.1 Reset circuit1592.7.2 Internal state at reset1602.8 Voltage drop detection circuit1612.9 RAM back-up1622.9.1 RAM back-up mode1622.9.2 Related register1632.9.3 Notes on use1652.10 Oscillation circuit1662.10.1 Oscillation circuit1662.10.2 Oscillation operation1672.10.3 Notes on use167CHAPTER 3 APPENDIX1683.1 Electrical characteristics1693.1.1 Absolute maximum ratings1693.1.2 Recommended operating conditions1703.1.3 Electrical characteristics1723.1.4 A-D converter recommended operating conditions1733.1.5 Voltage drop detection circuit characteristics1733.1.6 Voltage comparator characteristics1743.1.7 Basic timing diagram1743.2 Typical characteristics1753.2.1 VDD-IDD characteristics1753.2.2 VOL-IOL characteristics1783.2.3 VOH-IOH characteristics (Port P5)1803.2.4 VDD-RPU characteristics (Ports P0, P1)1803.2.5 A-D converter typical characteristics1813.2.6 Analog input current characteristics pins AIN0-AIN71843.2.7 VDD-VIH/VIL characteristics1863.2.8 Detection voltage temperature characteristics of voltage drop detection circuit1873.3 List of precautions1883.4 Notes on noise1913.4.1 Shortest wiring length1913.4.2 Connection of bypass capacitor across VSS line and VDD line1933.4.3 Wiring to analog input pins1943.4.4 Oscillator concerns1943.4.5 Setup for I/O ports1953.4.6 Providing of watchdog timer function by software1953.5 Mask ROM order confirmation form1973.6 Mark specification form2033.7 Package outline206Tamanho: 2 MBPáginas: 210Language: EnglishAbrir o manual