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SN8F2250B PDF даташит
| Спецификация SN8F2250B изготовлена «SONiX Technology Company» и имеет функцию, называемую «8-Bit Micro-Controller». |
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Детали детали
| Номер произв | SN8F2250B |
| Описание | 8-Bit Micro-Controller |
| Производители | SONiX Technology Company |
| логотип |  |
70 Pages
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SN8F2250B Series
USB 2.0 Full-Speed 8-Bit Micro-Controller
SN8F2250B Series
USER’S MANUAL
SN8F2251B
SN8F22511B
SN8F22521B
SN8F2253B
SN8F22531B
SN8F2255B
SONiX 8-Bit Micro-Controller
www.DataSheet4U.com
SONIX reserves the right 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
Page 1
Version 1.1
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Version
VER1.0
VER1.1
SN8F2250B Series
USB 2.0 Full-Speed 8-Bit Micro-Controller
Date
2009/3/14
2009/5/11
AMENDMENT HISTORY
version 1.0
Modify wakeup time’s description
Description
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SONiX TECHNOLOGY CO., LTD
Page 2
Version 1.1
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SN8F2250B Series
USB 2.0 Full-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............................................................................................................. 11
1.5 PIN CIRCUIT DIAGRAMS ..................................................................................................... 12
2 CENTRAL PROCESSOR UNIT (CPU) ................................................................................... 13
2.1 MEMORY MAP ..................................................................................................................... 13
2.1.1 PROGRAM MEMORY (ROM) ........................................................................................ 13
2.1.1.1 RESET VECTOR (0000H) ....................................................................................... 14
2.1.1.2 INTERRUPT VECTOR (0008H)............................................................................... 15
2.1.1.3 LOOK-UP TABLE DESCRIPTION ........................................................................... 17
2.1.1.4 JUMP TABLE DESCRIPTION ................................................................................. 19
2.1.1.5 CHECKSUM CALCULATION .................................................................................. 21
2.1.2 CODE OPTION TABLE .................................................................................................. 22
2.1.3 DATA MEMORY (RAM) ................................................................................................. 23
2.1.4 SYSTEM REGISTER ..................................................................................................... 24
2.1.4.1 SYSTEM REGISTER TABLE................................................................................... 24
2.1.4.2 SYSTEM REGISTER DESCRIPTION ..................................................................... 24
2.1.4.3 BIT DEFINITION of SYSTEM REGISTER ............................................................... 25
2.1.4.4 ACCUMULATOR ..................................................................................................... 27
2.1.4.5 PROGRAM FLAG .................................................................................................... 28
2.1.4.6 PROGRAM COUNTER............................................................................................ 29
2.1.4.7 Y, Z REGISTERS..................................................................................................... 32
2.1.4.8 R REGISTERS......................................................................................................... 33
www.2D.a2taSAhDeeDt4RU.cEoSmSING MODE ........................................................................................................... 34
2.2.1 IMMEDIATE ADDRESSING MODE ............................................................................... 34
2.2.2 DIRECTLY ADDRESSING MODE ................................................................................. 34
2.2.3 INDIRECTLY ADDRESSING MODE.............................................................................. 34
2.3 STACK OPERATION ............................................................................................................ 35
2.3.1 OVERVIEW .................................................................................................................... 35
2.3.2 STACK REGISTERS...................................................................................................... 36
2.3.3 STACK OPERATION EXAMPLE.................................................................................... 37
3 RESET .................................................................................................................................... 38
3.1 OVERVIEW........................................................................................................................... 38
3.2 POWER ON RESET.............................................................................................................. 39
3.3 WATCHDOG RESET ............................................................................................................ 39
3.4 BROWN OUT RESET ........................................................................................................... 40
3.4.1 BROWN OUT DESCRIPTION........................................................................................ 40
3.4.2 THE SYSTEM OPERATING VOLTAGE DECSRIPTION ............................................... 41
3.4.3 BROWN OUT RESET IMPROVEMENT......................................................................... 42
3.5 EXTERNAL RESET............................................................................................................... 43
3.6 EXTERNAL RESET CIRCUIT ............................................................................................... 43
3.6.1 Simply RC Reset Circuit ................................................................................................. 43
SONiX TECHNOLOGY CO., LTD
Page 3
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| Номер в каталоге | Описание | Производители |
| SN8F2250B | 8-Bit Micro-Controller | SONiX Technology Company |
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