The 8051 Microcontroller and Embedded

(lily) #1
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

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