'c' casting in sfr space data

i have an unusual problem which i'd very much like some help with. i'm using floating point notation in my project, however it is a defacto 16 bit floating point system with a hardware engine doing...
abort message when accessing sfr space

Hi. I'm using the LPC2103 from NXP. When I want to set the SPI1 register SSPCR0 (which is located at address 0xE0068000) the simulator responds with a "Data abort". The same situation occurs...
'c' casting in sfr space data

i have an unusual problem which i'd very much like some help with. i'm using floating point notation in my project, however it is a defacto 16 bit floating point system with a hardware engine doing...
abort message when accessing sfr space

Hi. I'm using the LPC2103 from NXP. When I want to set the SPI1 register SSPCR0 (which is located at address 0xE0068000) the simulator responds with a "Data abort". The same situation occurs...
cannot read SFR memory space (in asm)

Hello i have this code to read int.ram and copy to ext.ram MOV R0,#00H MOV R1,#0FFH MOV DPTR,#7C00H reload: NOP MOV A,@R0 MOVX @DPTR,A INC R0 INC DPTR DJNZ R1,reload but the memory...