UPD17073 NEC, UPD17073 Datasheet - Page 9
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UPD17073
Manufacturer Part Number
UPD17073
Description
4-BIT SINGLE-CHIP MICROCONTROLLER WITH HARDWARE FOR DIGITAL TUNING SYSTEM
Manufacturer
NEC
Datasheet
1.UPD17073.pdf
(226 pages)
- Current page: 9 of 226
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8. PERIPHERAL CONTROL REGISTERS ........................................................................................... 45
9. DATA BUFFER (DBF) ....................................................................................................................... 54
10. GENERAL-PURPOSE PORT ............................................................................................................ 57
11. INTERRUPT ....................................................................................................................................... 66
12. TIMER ................................................................................................................................................ 82
13. A/D CONVERTER ............................................................................................................................. 98
14. SERIAL INTERFACE ....................................................................................................................... 112
8.1
8.2
9.1
9.2
9.3
9.4
10.1
10.2
10.3
10.4
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
11.10 Internal Interrupt ....................................................................................................................................... 81
12.1
12.2
13.1
13.2
13.3
13.4
13.5
13.6
13.7
13.8
14.1
14.2
14.3
14.4
12.3
Outline of Peripheral Control Registers .................................................................................................. 45
Configuration and Function of Peripheral Control Registers ................................................................. 46
General ..................................................................................................................................................... 54
Data Buffer ............................................................................................................................................... 55
List of Peripheral Hardware and Data Buffer Functions ........................................................................ 56
Notes on Using Data Buffer ..................................................................................................................... 56
General ..................................................................................................................................................... 57
General-Purpose I/O Ports (P0B, P0C, P0D) ......................................................................................... 58
General-Purpose Input Ports (P1A) ........................................................................................................ 62
General-Purpose Output Ports (P0A, P1B, P1C) ................................................................................... 65
General ..................................................................................................................................................... 66
Interrupt Control Block ............................................................................................................................. 67
Interrupt Stack Register ........................................................................................................................... 70
Stack Pointer, Address Stack Register, and Program Counter ............................................................. 72
Interrupt Enable Flip-Flop (INTE) ............................................................................................................ 72
Accepting Interrupt ................................................................................................................................... 73
Operations after Accepting Interrupt ....................................................................................................... 77
Exiting from Interrupt Service Routine .................................................................................................... 78
External (INT Pin) Interrupts ................................................................................................................... 79
General ..................................................................................................................................................... 82
Basic Timer 0 ........................................................................................................................................... 82
Basic Timer 1 ........................................................................................................................................... 91
General ..................................................................................................................................................... 98
Setting A/D Converter Power Supply ...................................................................................................... 99
Input Selector Block ............................................................................................................................... 100
Compare Voltage Generator Block and Compare Block ..................................................................... 102
Comparison Timing Chart ...................................................................................................................... 107
Performance of A/D Converter .............................................................................................................. 107
Using A/D Converter .............................................................................................................................. 108
Status at Reset ....................................................................................................................................... 111
General ................................................................................................................................................... 112
Clock Input/Output Control Block and Data Input/Output Control Block ............................................. 113
Clock Control Block ............................................................................................................................... 116
Clock Counter ........................................................................................................................................ 116
PD17072,17073
9
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