1 .text
2.set sfr, 0xffff8
3 mov a, sfr
4 mov sfr, a
5 mov sfr, #123
6 xch a, sfr
7
8.set sfrp, 0xffff8
9 movw ax, sfrp
10 movw sfrp, ax
11 movw sfrp, #0x1234
12
13 xch a, 0xffffa
14 xch a, 0xffff9
15 xch a, 0xffffc
16 xch a, 0xffffd
17 xch a, 0xffffe
18 xch a, 0xfffff
19
20