SN8P2606 Просмотр технического описания (PDF) - Sonix Technology Co., Ltd

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SN8P2606

8-Bit Micro-Controller

Sonix Technology Co., Ltd 

SN8P2608

8-Bit Micro-Controller

2.1.1.1 RESET VECTOR (0000H)

A one-word vector address area is used to execute system reset.

) Power On Reset (NT0=1, NPD=0).

) Watchdog Reset (NT0=0, NPD=0).

) External Reset (NT0=1, NPD=1).

After power on reset, external reset or watchdog timer overflow reset, then the chip will restart the program from

address 0000h and all system registers will be set as default values. It is easy to know reset status from NT0, NPD

flags of PFLAG register. The following example shows the way to define the reset vector in the program memory.

¾ Example: Defining Reset Vector

ORG

JMP

…

0

START

; 0000H

; Jump to user program address.

START:

ORG

10H

…

…

; 0010H, The head of user program.

; User program

ENDP

; End of program

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