RAM Memory Organization of 8051 Microcontroller: 8051 microcontroller has 256 bytes of RAM memory, which is divided in two ways, such as 128 bytes forspecial function registers(SFR) and 128 bytes for general purpose memory. RAM memory organization contains a group ofgeneral purpose registerswhich a...
6.3 Flash memory IAP 6.3.1 Flash organization The P89V51RB2/RC2/RD2 program memory consists of a 16/32/64 kB block. ISP capability, in a second 8 kB block, is provided to allow the user code to be programmed in-circuit through the serial port. There are three methods of erasing or...
CPU: Central Processing Unit I/O: Input /Output Bus: Address bus & Data bus Memory: RAM & ROM Timer Interrupt Serial Port Parallel Port. I/O Interface. INTRO TO I/O INTERFACE I/O instructions (IN, INS, OUT, and OUTS) are explained. Also iso...