PIC18F6680 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F6680

64/68/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with ECAN Module

Microchip Technology 

PIC18F6585/8585/6680/8680

If an indirect addressing operation is done where the

target address is an FSRnH or FSRnL register, the

write operation will dominate over the pre- or

post-increment/decrement functions.

FIGURE 4-9:

INDIRECT ADDRESSING OPERATION

RAM 0h

Instruction

Executed

Opcode

Address

0FFFh

12

File Address = Access of an Indirect Addressing Register

BSR<3:0> 12

Instruction

Fetched

48

Opcode

File

12

FSR

FIGURE 4-10:

INDIRECT ADDRESSING

Indirect Addressing

11

FSR Register

Location Select

0

0000h

Data

Memory(1)

Note 1: For register file map detail, see Table 4-2.

0FFFh

DS30491D-page 80

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