Department of Computer Scien
ce and Information Engineering
National Cheng Kung University, TAIWAN
8051 HANEL
REGISTER BANKS AND STACKRegister Banks (cont’)
Bank 0R7 R6 R5 R4 R3 R2 R1 R0
Bank 1
Bank 2
Bank 3
7 6 5 4 3 2 1 0
F E D C B A^98
1F 1E 1D 1C 1B 1A^1918
17 16 15 14 13 12 11 10
R7 R6 R5 R4 R3 R2 R1 R0
R7 R6 R5 R4 R3 R2 R1 R0
R7 R6 R5 R4 R3 R2 R1 R0
Register banks and their RAM address