Samsung S3P80C5 User Manual page 10

Figure
Number
1-1
1-2
1-3
1-4
1-5
1-6
1-7
2-1
2-2
2-3
2-4
2-5
2-6
2-7
2-8
2-9
2-10
2-11
2-12
2-13
2-14
2-15
3-1
3-2
3-3
3-4
3-5
3-6
3-7
3-8
3-9
3-10
3-11
3-12
3-13
3-14
4-1
S3P80C5/C80C5/C80C8
List of Figures
Block Diagram........................................................................................................1-3
Pin Assignment Diagram (24-Pin SOP/SDIP Package) ..........................................1-4
Pin Circuit Type 1 (Port 0) ......................................................................................1-6
Pin Circuit Type 2 (Port 1) ......................................................................................1-7
Pin Circuit Type 3 (P2.0) ........................................................................................1-8
Pin Circuit Type 4 (P2.1) ........................................................................................1-9
Pin Circuit Type 5 (P2.2) ........................................................................................1-10
Program Memory Address Space ...........................................................................2-2
Internal Register File Organization .........................................................................2-4
Register Page Pointer (PP) ....................................................................................2-5
Set 1, Set 2, and Prime Area Register Map ............................................................2-7
8-Byte Working Register Areas (Slices)..................................................................2-8
Contiguous 16-Byte Working Register Block ..........................................................2-9
Non-Contiguous 16-Byte Working Register Block ...................................................2-10
16-Bit Register Pair ................................................................................................2-11
Register File Addressing.........................................................................................2-12
Common Working Register Area ............................................................................2-13
4-Bit Working Register Addressing .........................................................................2-15
4-Bit Working Register Addressing Example ..........................................................2-15
8-Bit Working Register Addressing .........................................................................2-16
8-Bit Working Register Addressing Example ..........................................................2-17
Stack Operations....................................................................................................2-18
Register Addressing ...............................................................................................3-2
Working Register Addressing .................................................................................3-2
Indirect Register Addressing to Register File ..........................................................3-3
Indirect Register Addressing to Program Memory...................................................3-4
Indirect Working Register Addressing to Register File ............................................3-5
Indirect Working Register Addressing to Program or Data Memory ........................3-6
Indexed Addressing to Register File .......................................................................3-7
Indexed Addressing to Program or Data Memory with Short Offset ........................3-8
Indexed Addressing to Program or Data Memory ...................................................3-9
Direct Addressing for Load Instructions ..................................................................3-10
Direct Addressing for Call and Jump Instructions....................................................3-11
Indirect Addressing.................................................................................................3-12
Relative Addressing ...............................................................................................3-13
Immediate Addressing............................................................................................3-14
Register Description Format ...................................................................................4-4
MICROCONTROLLER
Title Page
Number
ix