MB2146-301A Fujitsu Microelectronics, Inc., MB2146-301A Datasheet - Page 22

• Manufacturer Part Number: MB2146-301A
• Description: 8-bit Microcontrollers
• Manufacturer: Fujitsu Microelectronics, Inc.

22
MB95130MB Series
The following general-purpose registers are provided:
The general-purpose registers are 8 bits and located in the register banks on the memory. 1-bank contains 8
registers. Up to a total of 32 banks can be used on the MB95130MB series. The bank currently in use is specified
by the register bank pointer (RP), and the lower 3 bits of OP code indicates the general-purpose register 0 (R0)
to general-purpose register 7 (R7).
• Register Bank Configuration
General-purpose registers: 8-bit data storage registers
This address = 0100
H
+ 8 × (RP)
Address 100
107
H
H
Bank 0
Memory area
R0
R1
R2
R3
R4
R5
R6
R7
R0
R1
R2
R3
R4
R5
R6
R7
8-bit
R0
R1
R2
R3
R4
R5
R6
R7
Bank 31
1F8
1FF
H
H
32 banks
32 banks (RAM area)
The number of banks is
limited by the usable RAM
capacitance.