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UPD78362ACW-XXX Datasheet(PDF) 8 Page - NEC |
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UPD78362ACW-XXX Datasheet(HTML) 8 Page - NEC |
8 / 88 page 8 µPD78361A, 78362A TABLE OF CONTENTS 1. PIN FUNCTIONS ...................................................................................................................... 10 1.1 PORT PINS ..................................................................................................................................... 10 1.2 PINS OTHER THAN PORT PINS .................................................................................................. 11 1.3 PIN I/O CIRCUITS AND PROCESSING OF UNUSED PINS ....................................................... 12 2. CPU ARCHITECTURE ............................................................................................................. 14 2.1 MEMORY SPACE ........................................................................................................................... 14 2.2 DATA MEMORY ADDRESSING .................................................................................................... 16 2.3 PROCESSOR REGISTERS ........................................................................................................... 18 2.3.1 Control Registers ................................................................................................................. 18 2.3.2 General-Purpose Registers .................................................................................................. 19 2.3.3 Special Function Registers (SFR) ........................................................................................ 20 3. FUNCTIONAL BLOCKS ........................................................................................................... 26 3.1 EXECUTION UNIT (EXU) ............................................................................................................... 26 3.2 BUS CONTROL UNIT (BCU) ......................................................................................................... 26 3.3 ROM/RAM ....................................................................................................................................... 26 3.4 PORT FUNCTIONS ........................................................................................................................ 26 3.5 CLOCK GENERATOR CIRCUIT ................................................................................................... 28 3.6 REAL-TIME PULSE UNIT (RPU) .................................................................................................. 30 3.7 REAL-TIME OUTPUT PORT (RTP) .............................................................................................. 37 3.8 A/D CONVERTER .......................................................................................................................... 38 3.9 SERIAL INTERFACE ..................................................................................................................... 39 3.10 PWM UNIT ...................................................................................................................................... 41 3.11 WATCHDOG TIMER (WDT) .......................................................................................................... 42 4. INTERRUPT FUNCTIONS ....................................................................................................... 43 4.1 OUTLINE ......................................................................................................................................... 43 4.2 MACRO SERVICE .......................................................................................................................... 44 4.3 CONTEXT SWITCHING ................................................................................................................. 47 4.3.1 Context Switching Function by Interrupt Request ................................................................ 47 4.3.2 Context Switching Function by BRKCS Instruction .............................................................. 48 4.3.3 Restoration from Context Switching ..................................................................................... 48 5. STANDBY FUNCTIONS ...................................................................................................................... 49 6. RESET FUNCTION ................................................................................................................... 50 7. INSTRUCTION SET .................................................................................................................. 51 8. EXAMPLE OF SYSTEM CONFIGURATION ........................................................................... 65 9. ELECTRICAL SPECIFICATIONS ............................................................................................ 66 10. PACKAGE DRAWING .............................................................................................................. 75 |
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