S3C825A/P825A MICROCONTROLLER
xi
List of Figures
Figure
Title
Page
Number
1-1
Block Diagram........................................................................................................1-3
1-2
S3C825A Pin Assignments (80-TQFP-1212) ..........................................................1-4
1-3
S3C825A Pin Assignments (80-QFP-1420) ............................................................1-5
1-4
Pin Circuit Type A ..................................................................................................1-8
1-5
Pin Circuit Type B (RESET) ...................................................................................1-8
1-6
Pin Circuit Type C ..................................................................................................1-8
1-7
Pin Circuit Type E-4 (P2, P3.4–P3.7, P4, P5) ........................................................1-8
1-8
Pin Circuit Type F-16 (P3.0-P3.3)...........................................................................1-9
1-9
Pin Circuit Type H-23 .............................................................................................1-9
1-10
Pin Circuit Type H-32(P0, P1, P6-P8).....................................................................1-9
2-1
Program Memory Address Space ...........................................................................2-2
2-2
Internal Register File Organization .........................................................................2-4
2-3
Register Page Pointer (PP) ....................................................................................2-5
2-4
Set 1, Set 2, Prime Area Register, and LCD Data Register Map .............................2-7
2-5
8-Byte Working Register Areas (Slices) ..................................................................2-8
2-6
Contiguous 16-Byte Working Register Block...........................................................2-9
2-7
Non-Contiguous 16-Byte Working Register Block ...................................................2-10
2-8
16-Bit Register Pair ................................................................................................2-11
2-9
Register File Addressing.........................................................................................2-12
2-10
Common Working Register Area ............................................................................2-13
2-11
4-Bit Working Register Addressing .........................................................................2-15
2-12
4-Bit Working Register Addressing Example ..........................................................2-15
2-13
8-Bit Working Register Addressing .........................................................................2-16
2-14
8-Bit Working Register Addressing Example ..........................................................2-17
2-15
Stack Operations....................................................................................................2-18
3-1
Register Addressing ...............................................................................................3-2
3-2
Working Register Addressing .................................................................................3-2
3-3
Indirect Register Addressing to Register File ..........................................................3-3
3-4
Indirect Register Addressing to Program Memory ...................................................3-4
3-5
Indirect Working Register Addressing to Register File ............................................3-5
3-6
Indirect Working Register Addressing to Program or Data Memory ........................3-6
3-7
Indexed Addressing to Register File .......................................................................3-7
3-8
Indexed Addressing to Program or Data Memory with Short Offset ........................3-8
3-9
Indexed Addressing to Program or Data Memory ...................................................3-9
3-10
Direct Addressing for Load Instructions...................................................................3-10
3-11
Direct Addressing for Call and Jump Instructions....................................................3-11
3-12
Indirect Addressing.................................................................................................3-12
3-13
Relative Addressing ...............................................................................................3-13
3-14
Immediate Addressing............................................................................................3-14