Instruction Set
4-245
WAIT*
Wait for Coprocessor
WAIT
What It Does
WAIT is unimplemented and performs a NOP.
Syntax
Description
Members of the Am186 and Am188 family of microcontrollers do not have a TEST pin, and
executing WAIT is the same as performing a NOP.
Operation It Performs
Flag Settings After Instruction
* – This instruction is not supported with the necessary pinout.
Form
Opcode
Description
Clocks
Am186 Am188
WAIT
9B
Performs a NOP.
N/A
N/A
WAIT
NOP
; does nothing
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Processor Status
Flags Register
reserved
OF DF
IF TF SF ZF
AF
PF
CF
? = undefined; – = unchanged
–
–
–
–
–
– res – res – res –
Содержание Am186 Series
Страница 1: ...Am186 and Am188 Family Instruction Set Manual February 1997...
Страница 10: ...Table of Contents x...
Страница 18: ...Programming 1 8...
Страница 40: ...Instruction Set Listing 3 14...