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SN8P2604A Datasheet(PDF) 3 Page - SONiX Technology Company

Part No. SN8P2604A
Description  8-Bit Micro-Controller
Download  101 Pages
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Maker  SONIX [SONiX Technology Company]
Homepage  http://www.sonix.com.tw
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SN8P2604A Datasheet(HTML) 3 Page - SONiX Technology Company

 
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SN8P2604A
8-Bit Micro-Controller
SONiX TECHNOLOGY CO., LTD
Page 3
Version 0.3
Table of Content
AMENDENT HISTORY................................................................................................................................ 2
1
11
PRODUCT OVERVIEW......................................................................................................................... 7
1.1
FEATURES ........................................................................................................................................ 7
1.2
SYSTEM BLOCK DIAGRAM .......................................................................................................... 9
1.3
PIN ASSIGNMENT ......................................................................................................................... 10
1.4
PIN DESCRIPTIONS....................................................................................................................... 11
1.5
PIN CIRCUIT DIAGRAMS............................................................................................................. 12
2
22
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
BIT DEFINITION of SYSTEM REGISTER....................................................................... 25
2.1.4.3
ACCUMULATOR ............................................................................................................... 26
2.1.4.4
PROGRAM FLAG ............................................................................................................... 27
2.1.4.5
PROGRAM COUNTER....................................................................................................... 28
2.1.4.6
H, L REGISTERS................................................................................................................. 31
2.1.4.7
Y, Z REGISTERS................................................................................................................. 32
2.1.4.8
R REGISTERS ..................................................................................................................... 33
2.2
ADDRESSING 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
33
RESET ..................................................................................................................................................... 38


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