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UPD753012GK Datasheet(PDF) 3 Page - NEC

Part # UPD753012GK
Description  4-BIT SINGLE-CHIP MICROCONTROLLER
Download  80 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD753012GK Datasheet(HTML) 3 Page - NEC

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3
µPD753012, 753016, 753017
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) ................................................................................................... 5
2.
BLOCK DIAGRAM ............................................................................................................................... 7
3.
PIN FUNCTION .................................................................................................................................... 8
3.1
Port Pins ...................................................................................................................................... 8
3.2
Pins Other than Port Pins ........................................................................................................ 10
3.3
Pin Input/Output Circuits ......................................................................................................... 12
3.4
Recommended Connection for Unused Pins ......................................................................... 14
4.
SWITCHING FUNCTION BETWEEN MK I MODE AND MK II MODE ...................................... 15
4.1
Differences between Mk I Mode and Mk II Mode .................................................................... 15
4.2
Setting Method of Stack Bank Select Register (SBS) ........................................................... 16
5.
MEMORY CONFIGURATION ............................................................................................................ 17
6.
PERIPHERAL HARDWARE FUNCTIONS ....................................................................................... 21
6.1
Digital Input/Output Ports ........................................................................................................ 21
6.2
Clock Generator ........................................................................................................................ 22
6.3
Subsystem Clock Oscillator Control Functions .................................................................... 23
6.4
Clock Output Circuit ................................................................................................................. 24
6.5
Basic Interval Timer/Watchdog Timer ..................................................................................... 25
6.6
Watch Timer .............................................................................................................................. 26
6.7
Timer/Event Counter ................................................................................................................. 27
6.8
Serial Interface .......................................................................................................................... 31
6.9
LCD Controller/Driver ............................................................................................................... 33
6.10 Bit Sequential Buffer … 16 Bits ............................................................................................... 35
7.
INTERRUPT FUNCTION AND TEST FUNCTION ........................................................................... 36
8.
STANDBY FUNCTION ....................................................................................................................... 38
9.
RESET FUNCTION ............................................................................................................................ 39
10. MASK OPTION .................................................................................................................................. 42
11. INSTRUCTION SETS AND THEIR OPERATIONS ........................................................................ 43
12. ELECTRICAL SPECIFICATIONS ...................................................................................................... 55
13. PACKAGE DRAWINGS ..................................................................................................................... 68
14. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 70


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