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SN8P27411SDG 参数 Datasheet PDF下载

SN8P27411SDG图片预览
型号: SN8P27411SDG
PDF下载: 下载PDF文件 查看货源
内容描述: [ADC, OP-amp, Comparator 8-Bit Micro-Controller]
分类和应用:
文件页数/大小: 136 页 / 3074 K
品牌: SONIX [ SONIX TECHNOLOGY COMPANY ]
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SN8P2740 Series  
ADC, OP-amp, Comparator 8-Bit Micro-Controller  
Table of Content  
AMENDENT HISTORY.................................................................................................................................................................2  
1
2
PRODUCT OVERVIEW .........................................................................................................................................................6  
1.1  
1.2  
1.3  
1.4  
1.5  
FEATURES.......................................................................................................................................................................6  
SYSTEM BLOCK DIAGRAM .........................................................................................................................................7  
PIN ASSIGNMENT ..........................................................................................................................................................7  
PIN DESCRIPTIONS........................................................................................................................................................8  
PIN CIRCUIT DIAGRAMS..............................................................................................................................................9  
CENTRAL PROCESSOR UNIT (CPU) ............................................................................................................................... 12  
PROGRAM MEMORY (ROM) ...................................................................................................................................... 12  
2.1  
2.1.1  
2.1.2  
2.1.3  
2.1.4  
2.1.5  
RESET VECTOR (0000H).................................................................................................................................... 13  
INTERRUPT VECTOR (0008H) .......................................................................................................................... 14  
LOOK-UP TABLE DESCRIPTION ..................................................................................................................... 16  
JUMP TABLE DESCRIPTION............................................................................................................................. 18  
CHECKSUM CALCULATION ............................................................................................................................ 20  
DATA MEMORY (RAM)............................................................................................................................................... 21  
SYSTEM REGISTER............................................................................................................................................ 21  
2.2  
2.2.1  
2.2.1.1  
2.2.1.2  
2.2.1.3  
2.2.2  
2.2.3  
2.2.4  
2.2.5  
2.2.6  
2.2.7  
SYSTEM REGISTER TABLE ......................................................................................................................... 21  
SYSTEM REGISTER DESCRIPTION ............................................................................................................ 21  
BIT DEFINITION of SYSTEM REGISTER.................................................................................................... 22  
ACCUMULATOR................................................................................................................................................. 24  
PROGRAM FLAG ................................................................................................................................................ 25  
PROGRAM COUNTER ........................................................................................................................................ 26  
H, L REGISTERS .................................................................................................................................................. 29  
Y, Z REGISTERS .................................................................................................................................................. 30  
R REGISTER......................................................................................................................................................... 30  
ADDRESSING MODE ................................................................................................................................................... 31  
IMMEDIATE ADDRESSING MODE.................................................................................................................. 31  
DIRECTLY ADDRESSING MODE ..................................................................................................................... 31  
INDIRECTLY ADDRESSING MODE................................................................................................................. 31  
STACK OPERATION..................................................................................................................................................... 32  
OVERVIEW .......................................................................................................................................................... 32  
STACK REGISTERS ............................................................................................................................................ 33  
STACK OPERATION EXAMPLE ....................................................................................................................... 34  
CODE OPTION TABLE ................................................................................................................................................. 35  
Fcpu code option.................................................................................................................................................... 35  
Reset_Pin code option............................................................................................................................................ 35  
Security code option............................................................................................................................................... 35  
2.3  
2.4  
2.5  
2.3.1  
2.3.2  
2.3.3  
2.4.1  
2.4.2  
2.4.3  
2.5.1  
2.5.2  
2.5.3  
3
RESET...................................................................................................................................................................................... 36  
OVERVIEW.................................................................................................................................................................... 36  
POWER ON RESET........................................................................................................................................................ 37  
WATCHDOG RESET..................................................................................................................................................... 37  
BROWN OUT RESET .................................................................................................................................................... 37  
THE SYSTEM OPERATING VOLTAGE...................................................................................................................... 38  
LOW VOLTAGE DETECTOR (LVD) ........................................................................................................................... 38  
BROWN OUT RESET IMPROVEMENT ...................................................................................................................... 40  
EXTERNAL RESET ....................................................................................................................................................... 41  
EXTERNAL RESET CIRCUIT ...................................................................................................................................... 41  
3.1  
3.2  
3.3  
3.4  
3.5  
3.6  
3.7  
3.8  
3.9  
3.9.1  
3.9.2  
3.9.3  
3.9.4  
3.9.5  
Simply RC Reset Circuit........................................................................................................................................ 41  
Diode & RC Reset Circuit...................................................................................................................................... 42  
Zener Diode Reset Circuit...................................................................................................................................... 42  
Voltage Bias Reset Circuit ..................................................................................................................................... 43  
External Reset IC ................................................................................................................................................... 43  
4
SYSTEM CLOCK................................................................................................................................................................... 44  
OVERVIEW.................................................................................................................................................................... 44  
FCPU (INSTRUCTION CYCLE)..................................................................................................................................... 44  
SYSTEM HIGH-SPEED CLOCK................................................................................................................................... 44  
4.1  
4.2  
4.3  
4.3.1  
4.3.2  
HIGH_CLK CODE OPTION ................................................................................................................................ 45  
INTERNAL HIGH-SPEED OSCILLATOR RC TYPE (IHRC) ........................................................................... 45  
SONiX TECHNOLOGY CO., LTD  
Page 3  
Version 2.0  
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