Download SN8P2318

SN8P2318 Series
C-type LCD, RFC 8-Bit Micro-Controller
Table of Content
AMENDENT HISTORY ................................................................................................................................ 2
11
PRODUCT OVERVIEW ........................................................................................................................... 8
1.1
1.2
1.3
1.4
1.5
22
FEATURES ........................................................................................................................................ 8
SYSTEM BLOCK DIAGRAM .......................................................................................................... 9
PIN ASSIGNMENT ........................................................................................................................... 9
PIN DESCRIPTIONS ....................................................................................................................... 10
PIN CIRCUIT DIAGRAMS ............................................................................................................. 11
CENTRAL PROCESSOR UNIT (CPU) .................................................................................................. 13
2.1
PROGRAM MEMORY (ROM) ....................................................................................................... 13
2.1.1
RESET VECTOR (0000H) ...................................................................................................... 14
2.1.2
INTERRUPT VECTOR (0008H) ............................................................................................. 15
2.1.3
LOOK-UP TABLE DESCRIPTION ........................................................................................ 17
2.1.4
JUMP TABLE DESCRIPTION ............................................................................................... 19
2.1.5
CHECKSUM CALCULATION............................................................................................... 21
2.2
DATA MEMORY (RAM) ................................................................................................................ 22
2.2.1
SYSTEM REGISTER .............................................................................................................. 22
2.2.1.1 SYSTEM REGISTER TABLE ............................................................................................ 22
2.2.1.2 SYSTEM REGISTER DESCRIPTION ............................................................................... 22
2.2.1.3 BIT DEFINITION of SYSTEM REGISTER ....................................................................... 23
2.2.2
ACCUMULATOR ................................................................................................................... 25
2.2.3
PROGRAM FLAG ................................................................................................................... 26
2.2.4
PROGRAM COUNTER........................................................................................................... 27
2.2.5
H, L REGISTERS..................................................................................................................... 30
2.2.6
Y, Z REGISTERS..................................................................................................................... 31
2.2.7
R REGISTER ........................................................................................................................... 31
2.3
ADDRESSING MODE .................................................................................................................... 32
2.3.1
IMMEDIATE ADDRESSING MODE .................................................................................... 32
2.3.2
DIRECTLY ADDRESSING MODE ....................................................................................... 32
2.3.3
INDIRECTLY ADDRESSING MODE ................................................................................... 32
2.4
STACK OPERATION ...................................................................................................................... 33
2.4.1
OVERVIEW ............................................................................................................................. 33
2.4.2
STACK REGISTERS ............................................................................................................... 34
2.4.3
STACK OPERATION EXAMPLE.......................................................................................... 35
2.5
CODE OPTION TABLE .................................................................................................................. 36
2.5.1
High_Clk code option ............................................................................................................... 36
SONiX TECHNOLOGY CO., LTD
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Preliminary Version 0.1