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SN8F2271B の電気的特性と機能
SN8F2271BのメーカーはSONiX Technology Companyです、この部品の機能は「8-Bit Micro-Controller」です。 |
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製品の詳細 ( Datasheet PDF )
部品番号 SN8F2271B |
部品説明 8-Bit Micro-Controller |
メーカ SONiX Technology Company |
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このページの下部にプレビューとSN8F2271Bダウンロード(pdfファイル)リンクがあります。 Total 30 pages |

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SN8F2270B Series
USB 2.0 Low-Speed 8-Bit Micro-Controller
SN8F2270B Series
USER’S MANUAL
SN8F2271B
SN8F22711B
SN8F22721B
SONiX 8-Bit Micro-Controller
wSwOwN.DIXatareSsheerevte4sUt.hceomright to make change without further notice to any products herein to improve reliability, function or design. SONIX does not
assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent
rights nor the rights of others. SONIX products are not designed, intended, or authorized for us as components in systems intended, for surgical
implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SONIX product
could create a situation where personal injury or death may occur. Should Buyer purchase or use SONIX products for any such unintended or
unauthorized application. Buyer shall indemnify and hold SONIX and its officers, employees, subsidiaries, affiliates and distributors harmless against
all claims, cost, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use even if such claim alleges that SONIX was negligent regarding the design or manufacture of
the part.
SONiX TECHNOLOGY CO., LTD
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Version 1.2
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SN8F2270B Series
USB 2.0 Low-Speed 8-Bit Micro-Controller
Table of Content
AMENDMENT HISTORY.......................................................................................................................... 2
1 PRODUCT OVERVIEW......................................................................................................................... 7
1.1 FEATURES .............................................................................................................................................. 7
1.2 SYSTEM BLOCK DIAGRAM ................................................................................................................ 8
1.3 PIN ASSIGNMENT ................................................................................................................................. 9
1.4 PIN DESCRIPTIONS ............................................................................................................................. 10
1.5 PIN CIRCUIT DIAGRAMS ................................................................................................................... 11
2 CENTRAL PROCESSOR UNIT (CPU) .............................................................................................. 12
2.1 MEMORY MAP ..................................................................................................................................... 12
2.1.1 PROGRAM MEMORY (ROM) ........................................................................................................ 12
2.1.1.1 RESET VECTOR (0000H) ...................................................................................................... 12
2.1.1.2 INTERRUPT VECTOR (0008H)............................................................................................. 13
2.1.1.3 LOOK-UP TABLE DESCRIPTION........................................................................................ 15
2.1.1.4 JUMP TABLE DESCRIPTION ............................................................................................... 17
2.1.1.5 CHECKSUM CALCULATION .............................................................................................. 19
2.1.2 CODE OPTION TABLE .................................................................................................................. 20
2.1.3 DATA MEMORY (RAM).................................................................................................................. 21
2.1.4 SYSTEM REGISTER........................................................................................................................ 22
2.1.4.1 SYSTEM REGISTER TABLE ................................................................................................ 22
2.1.4.2 SYSTEM REGISTER DESCRIPTION ................................................................................... 22
2.1.4.3 BIT DEFINITION of SYSTEM REGISTER........................................................................... 23
2.1.4.4 ACCUMULATOR ................................................................................................................... 25
2.1.4.5 PROGRAM FLAG ................................................................................................................... 26
2.1.4.6 PROGRAM COUNTER .......................................................................................................... 27
2.1.4.7 Y, Z REGISTERS .................................................................................................................... 30
2.1.4.8 R REGISTERS ......................................................................................................................... 30
www.2D.a2taAShDeeDt4RU.EcoSmSING MODE .......................................................................................................................... 31
2.2.1 IMMEDIATE ADDRESSING MODE.............................................................................................. 31
2.2.2 DIRECTLY ADDRESSING MODE ................................................................................................. 31
2.2.3 INDIRECTLY ADDRESSING MODE ............................................................................................. 31
2.3 STACK OPERATION............................................................................................................................ 32
2.3.1 OVERVIEW ..................................................................................................................................... 32
2.3.2 STACK REGISTERS ........................................................................................................................ 33
2.3.3 STACK OPERATION EXAMPLE.................................................................................................... 34
3 RESET ..................................................................................................................................................... 35
3.1 OVERVIEW ........................................................................................................................................... 35
3.2 POWER ON RESET............................................................................................................................... 36
3.3 WATCHDOG RESET ............................................................................................................................ 36
3.4 BROWN OUT RESET ........................................................................................................................... 37
3.4.1 BROWN OUT DESCRIPTION ........................................................................................................ 37
3.4.2 THE SYSTEM OPERATING VOLTAGE DECSRIPTION............................................................... 38
3.4.3 BROWN OUT RESET IMPROVEMENT......................................................................................... 39
3.5 EXTERNAL RESET .............................................................................................................................. 40
3.6 EXTERNAL RESET CIRCUIT ............................................................................................................. 40
3.6.1 Simply RC Reset Circuit .................................................................................................................. 40
SONiX TECHNOLOGY CO., LTD
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SN8F2270B Series
USB 2.0 Low-Speed 8-Bit Micro-Controller
15 FLASH ROM PROGRAMMING PIN........................................................................................... 103
16 PACKAGE INFORMATION ......................................................................................................... 104
16.1 SOP 20 PIN..................................................................................................................................... 105
16.2 SSOP 20 PIN................................................................................................................................... 106
16.3 P-DIP 20 PIN .................................................................................................................................. 107
16.4 QFN 16 PIN .................................................................................................................................... 108
17 MARKING DEFINITION............................................................................................................... 109
17.1 INTRODUCTION .......................................................................................................................... 109
17.2 MARKING INDETIFICATION SYSTEM.................................................................................... 109
17.3 MARKING EXAMPLE ................................................................................................................. 110
17.4 DATECODE SYSTEM ................................................................................................................ 110
www.DataSheet4U.com
SONiX TECHNOLOGY CO., LTD
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Version 1.2
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合計 : 30 ページ |
PDF ダウンロード [ SN8F2271B データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |

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部品番号 | 部品説明 | メーカ |
SN8F22711B | 8-Bit Micro-Controller | ![]() SONiX Technology Company |
SN8F2271B | 8-Bit Micro-Controller | ![]() SONiX Technology Company |