Trying to access memory mapped I/O device

I am using the atmel 89ls53 microcontroller and am trying to access memory mapped devices(LCD,Flash card). I am using a 74hc573 to latch the address, but when i hook the address/data bus up to a logic...
Trying to access memory mapped I/O device

I am using the atmel 89ls53 microcontroller and am trying to access memory mapped devices(LCD,Flash card). I am using a 74hc573 to latch the address, but when i hook the address/data bus up to a logic...
accessing memory-mapped peripherals with C

hi i defined a peripheral at 0x59000000 address and am trying to send a value to that register with my c code i succeeded to send a value with assembly AGAIN LDR R1, =0x59000000 LDR R0, =0x00000022...
accessing memory-mapped peripherals with C

hi i defined a peripheral at 0x59000000 address and am trying to send a value to that register with my c code i succeeded to send a value with assembly AGAIN LDR R1, =0x59000000 LDR R0, =0x00000022...
Can I map the code/data memory as device memory

For example, map the EL3 firmware memory as device memory, What we should concern? Thanks!