Intel Microcontroller, 80C196NU, 8XC196NP manual Chapter Programming Considerations

8XC196NP, 80C196NU USER’S MANUAL
CHAPTER 3
ADVANCED MATH FEATURES
3.1	ENHANCED MULTIPLICATION INSTRUCTIONS		3-1
3.2	OPERATING MODES		3-2
3.2.1		Saturation Mode	3-2
3.2.2		Fractional Mode	3-3
3.3	ACCUMULATOR REGISTER (ACC_0x)		3-4
3.4	ACCUMULATOR CONTROL AND STATUS REGISTER (ACC_STAT)		3-5
CHAPTER 4
PROGRAMMING CONSIDERATIONS
4.1	OVERVIEW OF THE INSTRUCTION SET		4-1
4.1.1		BIT Operands	4-2
4.1.2		BYTE Operands	4-2
4.1.3		SHORT-INTEGER Operands	4-2
4.1.4		WORD Operands	4-3
4.1.5		INTEGER Operands	4-3
4.1.6		DOUBLE-WORD Operands	4-3
4.1.7		LONG-INTEGER Operands	4-4
4.1.8		QUAD-WORD Operands	4-4
4.1.9		Converting Operands	4-4
4.1.10		Conditional Jumps	4-4
4.1.11		Floating Point Operations	4-5
4.1.12		Extended Instructions	4-5
4.2	ADDRESSING MODES		4-6
4.2.1		Direct Addressing	4-7
4.2.2		Immediate Addressing	4-7
4.2.3		Indirect Addressing	4-7
4.2.3.1		Extended Indirect Addressing	4-8
4.2.3.2 Indirect Addressing with Autoincrement			4-8
4.2.3.3 Extended Indirect Addressing with Autoincrement			4-8
4.2.3.4 Indirect Addressing with the Stack Pointer			4-9
4.2.4		Indexed Addressing	4-9
4.2.4.1		Short-indexed Addressing	4-9
4.2.4.2		Long-indexed Addressing	4-9
4.2.4.3		Extended Indexed Addressing	4-10
4.2.4.4		Zero-indexed Addressing	4-10
4.2.4.5		Extended Zero-indexed Addressing	4-10
4.3	ASSEMBLY LANGUAGE ADDRESSING MODE SELECTIONS		4-11
4.3.1		Direct Addressing	4-11
4.3.2		Indexed Addressing	4-11
4.3.3		Extended Addressing	4-11
4.4	DESIGN CONSIDERATIONS FOR 1-MBYTE DEVICES		4-11
4.5	SOFTWARE STANDARDS AND CONVENTIONS		4-11

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