UPD753012GC NEC, UPD753012GC Datasheet - Page 3

• Manufacturer Part Number: UPD753012GC
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

1. PIN CONFIGURATION (TOP VIEW) ................................................................................................... 5
2. BLOCK DIAGRAM ............................................................................................................................... 7
3. PIN FUNCTION .................................................................................................................................... 8
4. SWITCHING FUNCTION BETWEEN MK I MODE AND MK II MODE ...................................... 15
5. MEMORY CONFIGURATION ............................................................................................................17
6. PERIPHERAL HARDWARE FUNCTIONS ....................................................................................... 21
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
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
4.1 Differences between Mk I Mode and Mk II Mode .................................................................... 15
4.2 Setting Method of Stack Bank Select Register (SBS) ........................................................... 16
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
CONTENTS
PD753012, 753016, 753017
3