C51: STACK POINTER INITIALIZATION IN STARTUP CODE

C51: STACK POINTER INITIALIZATION IN STARTUP CODE

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日期:2025-04-28
SYMPTOMS: The stack pointer is initialized at the end of the C startup code in STARTUP.A51. Why is this necessary? CAUSE: The last few lines of the startup code appear as follows: IF PBPSTACK 0 EXTRN DATA (?C_PBP) MOV ?C_PBP,#LOW ......看更多