Intel 80C186EA User Manual page 45

OVERVIEW OF THE 80C186 FAMILY ARCHITECTURE
Existing
Stack
1062 00 11
1060 22 33
105E 44 55
105B 66 77
105A 88 99
TOS
1058 AA BB
1056 01 23
1054 45 67
1052 89 AB
1050 CD EF
10 50
00 08
2-16
PUSH AX
12
1062 00
1060 22
105E 44
105B 66
105A 88
1058 AA
TOS
1056 34
1054 45
1052 89
1050 CD
SS
10
SP
00
Stack operation for code sequence
PUSH AX
POP AX
POP BX
Figure 2-10. Stack Operation
34
11 1062
33 1060
55 105E
77 105B
TOS
99 105A
BB 1058
12 1056
67 1054
AB 1052
EF 1050
SS
50
SP
06
POP AX
POP BX
10 50
BB AA
00 11
22 33
44 55
66 77
88 99
AA BB
34 12
45 67
89 AB
CD EF
SS
10 50
SP
00 0A
A1013-0A