參數(shù)資料
型號(hào)： UPD789122UC-XXX-5A4
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, MICROCONTROLLER, PDSO30
封裝： 0.300 INCH, SHRINK, PLASTIC, SOP-30
文件頁(yè)數(shù)： 53/54頁(yè)
文件大?。?/td> 481K
代理商： UPD789122UC-XXX-5A4
Data Sheet U13025EJ2V0DS00
6
PD789121, 789122, 789124, 789131, 789132, 789134
CONTENTS
1.
PIN CONFIGURATION (TOP VIEW) ..............................................................................................
7
2.
BLOCK DIAGRAM ...........................................................................................................................
8
3.
PIN FUNCTIONS...............................................................................................................................
9
3.1
Port Pins..................................................................................................................................................
9
3.2
Non-Port Pins..........................................................................................................................................
10
3.3
Pin I/O Circuits and Recommended Connection of Unused Pins ......................................................
11
4.
MEMORY SPACE .............................................................................................................................
13
5.
PERIPHERAL HARDWARE FUNCTIONS......................................................................................
14
5.1
Ports ........................................................................................................................................................
14
5.2
Clock Generator......................................................................................................................................
14
5.3
Timer........................................................................................................................................................
15
5.4
A/D Converter .........................................................................................................................................
17
5.5
Serial Interface 20...................................................................................................................................
18
5.6
Multiplier..................................................................................................................................................
19
6.
INTERRUPT FUNCTION ..................................................................................................................
20
7.
STANDBY FUNCTION .....................................................................................................................
22
8.
RESET FUNCTION ...........................................................................................................................
22
9.
INSTRUCTION SET OVERVIEW.....................................................................................................
23
9.1
Conventions............................................................................................................................................
23
9.2
Operations...............................................................................................................................................
25
10. ELECTRICAL SPECIFICATIONS ....................................................................................................
30
11. EXAMPLE OF RC OSCILLATOR FREQUENCY CHARACTERISTICS
(REFERENCE VALUES) ..................................................................................................................
40
12. PACKAGE DRAWING ......................................................................................................................
42
13. RECOMMENDED SOLDERING CONDITIONS ..............................................................................
44
APPENDIX A DEVELOPMENT TOOLS ..............................................................................................
46
APPENDIX B RELATED DOCUMENTS ..............................................................................................
48
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