• Indirect addressing does not work
    Hello, I am having a problem with register indirect addressing on the 8051 in assembly. As the debugger gets to the indirect address it does not put anything in that memory location. I can get this...
  • indirect call
    Hello I have a function like this : static int yaffs_WriteChunkToNAND(struct yaffs_DeviceStruct *dev,int chunkInNAND, const __u8 *data, yaffs_Spare *spare) { . . . return dev->writeChunkToNAN...
  • Indirect addresiing
    If I have to write in the extended memory which occupies same address spcae of sfr, how should I write it? It should be seen while debugging. Regards Sandeep agashe
  • Why R0 and R1 for indirect addressing?
    Why do we use R0 and R1 in indirect addressing mode of 8051? This question has been answered in one of the threads but i want to know how come 8051 can only select one bit for R0 or R1 and R2 to R7 is...
  • Faking indirect SFR access
    Hi everyone, I have an 8051 boot loader for in-system programming. I have a command protocol that allows me to read and write to flash, XRAM, and IRAM over the in-system communications interface...