DR805X Datasheet, PDF(64/79 Page) Digital Core Design – 8-bit RISC Microcontroller Instructions set details ver 3.10

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DR805X Datasheet, PDF (64/79 Pages) Digital Core Design – 8-bit RISC Microcontroller Instructions set details ver 3.10

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DR805x Instructions set details

3.32. RET

- 64 -

Function: Return from subroutine

Description:

RET pops the high and low-order bytes of the PC successively from the

stack, decrementing the stack pointer by two. Program execution

continues at the resulting address, generally the instruction immediately

following an ACALL or LCALL. No flags are affected.

Operation:

(PC15-8) â ((SP))

(SP)

â (SP) - 1

(PC7-0) â ((SP))

(SP)

â (SP) - 1

Bytes:

Cycles:

Encoding:

00100010

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