Intel 8085 instruction manual






















 · Intel microprocessor has 5 interrupt signals that can be used to interrupt a program execution. These are external signals. The various interrupts are as follows: (a.) Pin Number 06 (TRAP): This is an active-high input signal and a non-maskable interrupt with the highest priority. When the TRAP pin goes high, the microprocessor goes to an. Intel is an 8-bit, NMOS microprocessor. It is a 40 pin C package fabricated on a single LSI chip. The Intel A uses a single +5V D.C supply for its operation. Its clock speed is about 3 MHz. The clock cycle is of ns. The time for the back cycle of the Intel A-2 is ns. It has 80 basic instructions and opcodes. Figure 1. This manual describes programming with Intel's assembly language. It will not teach you how to program a computer. Although this manual is designed primarily for reference, It also contains some instructional matenal to help the beginning programmer. The manual is organized as follows: Chapter 1. Chapter 2. Chapter 3. Chapter 4. Chapter 5. Chapter 6.


View and Download Intel instruction manual online. Intel Instructions. An instruction of a computer is a command given to the computer to perform a specified operation on given data. In microprocessor, the instruction set is the collection of the instructions that the microprocessor is designed to execute.. The programmer writes a program in assembly language using these instructions. These instructions have been classified into the. A/ RsscmBLvinnGUAGCpROGRflmminG lonceA*levertthal OsborneAssociates,Inc. Berkeley,California.


an Intel product. No other circuit patent licenses are implied. Intel software products are copyrighted by and shall remain the property of Intel Corporation. Use, duplication or disclosure is subject to restrictions stated in Intel's software license, or as defined in ASPR (a)(9). To find the smallest number in an array of data using instruction set. ALGORITHM: 1) Load the address of the first element of the array in HL pair 2) Move the count to B – reg. 3) Increment the pointer 4) Get the first data in A – reg. 5) Decrement the count. 6) Increment the pointer. The /A-programming model includes six registers, one accumulator, and one flag register, as shown in Figure. In addition, it has two bit registers: the stack pointer and the program counter. They are described briefly as follows. The /A has six general-purpose registers to store 8-bit data; these are.

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