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A special function register (SFR) is a register within a microcontroller that controls or monitors various aspects of the microcontroller's function. Depending on the processor architecture, this can include, but is not limited to:
Intel microcontrollers & Overview
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microcontroller instructions registers special program directly instead function counter sfr register subroutine address return condition might writeable architectures modify example
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| return from subroutine | instance of | the programmer uses instructions | 0.80 | text |
| jump | instance of | the programmer uses instructions | 0.80 | text |
| or branch to modify the program counter | instance of | the programmer uses instructions | 0.80 | text |
| Special function register | related to External links | SFRsSPECIAL FUNCTION REGISTERS | 0.60 | section |
| Special function register | related to External links | Wayback Machine | 0.60 | section |
| Special function register | related to External links | SFRs | 0.60 | section |
| Special function register | related to External links | AVR | 0.60 | section |
| Special function register | related to Intel microcontrollers | Special | 0.60 | section |
| Special function register | related to Intel microcontrollers | This | 0.60 | section |
| Special function register | related to Intel microcontrollers | All | 0.60 | section |
| Special function register | related to Intel microcontrollers | SFR | 0.60 | section |
| Special function register | related to Intel microcontrollers | Also | 0.60 | section |
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