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OMF-51 Object Module Format

Created on 31 July 2011. Posted in Documentation

... which carry no information. They are present to enable future enhancements (e.g. SYMBOL TYPE fields) or for compatibility reasons and should have a zero value. Each record starts with a record type which ...

8051 IP Cores

Created on 31 July 2011. Posted in Documentation

... value. e8051 The e8051 is the fastest available 8051/8052 embedded microcontroller core for ASICs and FPGAs, achieving peak processing speeds of up to 300 Mips in ASICs and up to or above 130 Mips ...

8051 Instruction Set

Created on 31 July 2011. Posted in Documentation

... - Move Extended Memory MUL - Multiply Accumulator by B NOP - No Operation ORL - Bitwise OR POP - Pop Value From Stack PUSH - Push Value Onto Stack RET - Return From ...

8051 Interrupts in Turbo51

Created on 31 July 2011. Posted in Documentation

... from any interrupt. Warning: make sure that all varables that might be changed in the interrupt procedure are marked with the Volatile directive. This will tell the compiler that their value can be modified ...

Turbo51 Assembler Procedures

Created on 31 July 2011. Posted in Documentation

... don't want it you can use the $NoReturn compiler directive inside assembler procedure to prevent generating RET instruction. You can easily pass parameters by value (Turbo51 automatically creates static ...

Turbo51 System Functions

Created on 31 July 2011. Posted in Documentation

Pascal Compiler for 8051 Microcontrollers Abs Function Abs (X: Integer): Integer; Function Abs (X: Real): Real; Abs returns the absolute value of a variable. The result of the function ...

Turbo51 System Procedures

Created on 31 July 2011. Posted in Documentation

...  Dec decrements the value of X with Decrement. If Decrement isn't specified, then 1 is taken as a default. Delete Procedure Delete (Var S: String; Index: Byte; Count: Byte); Delete deletes ...

Compiler Switches And Directives

Created on 30 July 2011. Posted in Documentation

... [CODE Size], [XDATA Start], [XDATA Size], [Heap Size] Memory sizes (only in program), default values: $0000 $10000 $0000 $0000 $0000 IDATA IDATA memory available XDATA XDATA memory available ...
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