HD64F2145 Datasheet, PDF(71/829 Page) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

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HD64F2145 Datasheet, PDF (71/829 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

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H'0000

H'0001

H'0002

H'0003

H'0004

H'0005

H'0006

H'0007

H'0008

H'0009

H'000A

H'000B

Reset exception vector

(Reserved for system use)

(Reserved for system use)

Exception vector 1

Exception vector 2

Exception

vector table

Figure 2.1 Exception Vector Table (Normal Mode)

SP

PC

(16 bits)

SP

CCR

CCR*

PC

(16 bits)

(a) Subroutine Branch

Note: * Ignored when returning.

(b) Exception Handling

Figure 2.2 Stack Structure in Normal Mode

2.2.2 Advanced Mode

â¢ Address space

Linear access to a maximum address space of 16 Mbytes is possible.

â¢ Extended registers (En)

The extended registers (E0 to E7) can be used as 16-bit registers. They can also be used as the

upper 16-bit segments of 32-bit registers or address registers.

â¢ Instruction set

All instructions and addressing modes can be used.

Rev. 2.0, 08/02, page 31 of 788

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