Code:
E:\Diamond>pmemdump 0x9A500000 0x4
9a500000: ff fc fb fa ....
E:\Diamond>psetmem 0x9A500000 -4 0x0
writemem(00000042, 9a500000, 00000004, 4)
ITWriteProcessMemory(00000042, 9a500000, 00000004, 4)
E:\Diamond>pmemdump 0x9A500000 0x4
9a500000: 00 00 00 00 ....